Technical Education and Training Department - West Bengal

39364111 procurement of equipment, instrument, machineries, tools etc. related to laboratories procurement of equipment related to laboratories and workshops of mechanical electrical civil chemical engineering and science humanities departments of hooghly institute of technology hooghly strain gauge trainer kit gauge factor : 2.1 maximum bearable weight : 500 gm, cantilever material : stainless steel, bridge configuration : full bridge display : 3½ or 4 digit ledwith user manual 2 measurement of temperature using thermocouple, rtd, thermistor, ad950 transducers with electronic instrumentation transducers : thermocouple ( k type ) , thermocouple ( j type ) , thermistor ( ntc ) , rtd ( pt 100 ) , semiconductor sensor ( lm 335 ) and semiconductor sensor ( ad 590 ) with user manual 3 bourdon tube type pressure gauge bourdon tube type pressure gauge, pressure range upto 10, 000 psi, accuracy upto + / 0.25%, with pumping system 4 flow control system using mass flow meter, single loop controller and control valve set up should consist of mass flow meter, single loop controller, control valve ( glove ) , transmitter should be installed at the upstream of control valve, controlling facility by controller, continuous water recycling facility, table mounted set up preferable with user manual 5 a / d & d / a converter trainer kit analog to digital converter • 8 bit descrete adc • on board signal generator with adjustable amplitude levels • on board led bank to observe digital outputs • power supply : +5v, ±12v gnd • interconnection is provided by 2mm connectors • experimental manual digital to analog converter • 8 bit binary weighted resistors dac • 8 bit ladder type d to a converter • onboard switches are provided for digital pattern generation • 8 bit digital inputs ranges from 00 to ff • extensive experimental manual is provided with the kit 6 8051 based advanced microcontrollertrainer 8051 microcontroller trainer kit;based on intels 8051 microcontroller 12mhz with • on board power supply • rechargeable ni cd battery • ascii keyboard interface • programming interface with pc • compiler and cross assemblers for programming in c, • lcd display, 8051 usb programmer, 16*2 lcd, light sensor module ( ldr ) , tsop sensor module, 4*4 matrix keypad, aa 6 cell holder, burge strip f f connectors, • 32 k or higheruser ram. ( expandable ) • serial i / o through 8251 usart • parallel i / o lines available through two 8255 chips • 3 channels of 16 bit timer / counters from 8253. 8254 • adc & dac interface module • stepper motor interface • square, triangular, staircase wave generator interface module • dc voltage, current measurement interface module • zero crossing detectors interface module • users’ guide • cd required software, usb cable, microcontroller & its interfacing book with application projects, cd required software 7 microcontroller development kit 8051 development kit with accessories and software 8 solar photovoltaic cell characteristics trainer kit 12v solar module with suitable arrangement of halogen lamps 500w, digital dc voltmeter and ammeter, lux meter and variable resistive loadwith user manual 9 flux meter ( magnetic ) integrating type digital fluxmeter, with 3&half digit digital display, 4 ranges of measurements indicating flux values from 0.1 kmt ( kilo maxwell turns ) to 2*105 kmt 10 digital storage oscilloscope ( 70 mhz ) detailed technical specifications: a ) no. of channels : 2 or 4 b ) bandwidth : 70 mhz c ) maximum input : 400 v ( peak ) d ) sample rate : 2 gsa / sec e ) waveform update rate : 400 waveforms / sec f ) memory depth : 100 kpts standard ( upgradable ) g ) time base : 5nsec / div. to 50 sec. / div h ) waveform update rate: 50, 000 waveforms / sec i ) display : 8.5 inch colour wvga j ) trigger modes : force, edge, and video, pulse width. k ) built in interface : standard usb 2.0 high speed device 11 lcr q meter measuring inductance ( l ) , capacitance ( c ) , resistance ( r ) , quality factor ( q ) and dissipation factor ( d ) . with a basic accuracy of 0.25% and five digit display resolution. 12 diode and zener diode characteristics trainer a complete system to study the diode characteristics forward and reverse characteristics experiment can be performed on this trainer kit silicon, zener and germanium diode are provided with this system. inbuilt ammeter and voltmeter. digital display for displaying voltage and current. different test points with user manual 13 experimental kit for input / output characteristics of bjt one fixed 12v power supply, one variable constant voltage source and one constant current source for output characteristic of the transistor. three digital meters on the panel. one fixed frequency of 1khz with variable amplitude , bread board with user manual 14 training kit to study of opamp characteristics specification: 2 no. variable dc power supply 0 3v / 30ma, 1 no. fixed dc power supply 12v1 no. operational amplifier ic 741 & different types of resistance, capacitors and one potentiometer with user manual 15 training kit to study of universal logic gates & applications with power supply • on panel gates : 4 nand gates ( 7400 ) , 4 nor gates ( 7402 ) , 4 and gates ( 7408 ) , 4 or gates ( 7432 ) & 6 not gates ( 7404 ) • 5 nos of extra 18 pin ic base mounted on panel to use different ics • 5 logic input switches with led • 5 logic output led • on panel 5 sockets each for +5 v & gnd • required numbers of patch with user manual 16 training kit for study of kirchhoff’s current & voltage law equipped with necessary resistors, digital voltmeters, ammeter and inbuilt variable power supply 5v & 12v.on board test points to observe signals, on board schematic diagram, with user manual 17 analog wattmeter clear rectangular window with excellent visibility, knife edge pointer and anti parallax mirror. accuracy class ± 0.5% of full scale deflection. dynamometer type wattmeters i ) 5 10a, 150 300 600v, ii ) 10 20a, 150 300 600v. 18 series parallel resonance of r l c ckt kit for series parallel resonance of r l c ckt: the set up consist of power supply, audio oscillator with digital readout, digital rms meters and different number of inductors ( smoothly variable ) , capacitors, potentiometer, ammeter & voltmeters with user manual 19 power factor meter ( single phase ) clear rectangular window with excellent visibility, knife edge pointer and anti parallax mirror. accuracy class ± 0.5% of full scale deflection. power factor meter dynamometer type power factor meter , 1 phase , current coil range : 2.5 & 5.0 amps. ( dual range ) , pressure coil range: 150, 300 volts ( double range ) . 20 power supply:dc • 2x30v 3a, 5v 3a • constant voltage & constant current operation • digital displays for voltage & current • adjustable current limiter • protection against overload & short circuit 21 training kit for verification of a ) superposition theorem. b ) thevenin’s theorem. c ) norton’s theorem. d ) maximum power transfer theorem. two nos. variable dc power supply. two nos. resistive potentiometer ( pot ) . differnt values sets of resistances. digital dc voltmeter, dc ammeter, complete operating manual, connecting wires , patch cords, etc. 22 ac distributor simulator transmission line trainer consist of: 100 km x 3 phase tx line block at the end of each block short is possible all digital multifunctional meters at the sending & receiving end, loading provision for total 1kva – load of variable separate inductive, capacitive & resistive load bank. high quality patch cord and user manual. 23 lux meter sensitivity – 1 50, 000 lux error percentage + 5%, 4 ½ digit to 5 ½ digit detail operating manual also to be supplied 24 dielectric strength test setup for transformer oil transformer oil: breakdown voltage : 0 60kv, vertical panel mounted with voltmeter, glass cover encapsulated, test cup and gap measuring gauge with 10 liter of transformer oil 25 digital insulation tester , digital insulation tester: 500v, 200mohm, portable type 26 half wave & full wave bridge rectifier trainer kit, 1 / 2 wave, fullwave ( centre tapped & bridge ) with filter ckt with user manual 27 experimental kit for characteristics of zener diode, complete set should consist of all accessories to perform the experiment using a zener diode fitted on the printed boardwith user manual 28 experimental kit for input / output characteristics of bjt, transistor trainer kit consists of one fixed 12v power supply, variable constant voltage source and constant current source for output characteristic of the transistor.digital meters on the panelwith user manual 29 experimental setup for implementation of adder & subtractor, with adder ( half & full ) & subtractor ( half & full ) using basic gates. must have onboard input supply, display to show logic outputwith user manual 30 complete setup to implement encoder, decoder , multiplexer and de multiplexer with power supply, display unit, patch cords, necessary ic and manuals for each. 31 a / d & d / a converter trainer kit 8 bit with accessories and manual. 32 scr single phase half wave, full wave, fully controlled bridge rectifier / converter with in built meters and on board power supplywith user manual 33 training kit for study of vi characteristic of scr, igbt , with separate section for scr and igbt characteristics with in built meters and led indicationswith user manual 34 scr firing circuit, power requirement: 230 vac +10%, 50hzstandard accessories:6 volt / 1 / 4 w lamp, patch chords & instruction manual 35 training kit for study of vi characteristic of diac, with proper heat sink and training manual.consists of one no. diac with proper heat sink.all components should mount on a screen printed pcb fixed on acabinets 36 scr commutation circuit, scr commutation circuit commutation techniques used . i ) class a ii ) class b iii ) class c iv ) class d v ) class e vi ) class f • in built ic based dc regulated fixed power supply +12vdc & acwith user manual 37 electronic energy meter, a.c. single phase, 2 wire solid state ( static ) fully electronic energy meter, accuracy class 1.0 & current rating 5 30 amp. with backlit lcd display for 240 volt system fitted with pilfer proof meter box. 38 trainer kit for measurement of medium resistance by wheat stone bridgekit must have inbuilt power supply, measurement range 1 ohm – 100 ohm, having sensitive galvanometer with user manual 39 trainer kit for measurement of low resistance by kelvins double bridge, with power supply, range 1 microohm 1 kiloohm, having sensitive galvanometerwith user manual 40 earth tester, insulation reslstance test: more than 25 megohms at 500 v dc between electrical circuit & containing case, display: led or lcd. dual ranges: 0 10 1000 ohm ( b ) 0 5 500 ohm 41 trainer kit for measurement of inductance by anderson bridgekit must have built in power supply, inbuilt signal source, application bridge on screen printed front panel display, set of unknown inductance coil, variable resistance, set of capacitance, audio null detector, patch cords, connecting wires and head phone, complete operating manual. 42 trainer kit for measurement of capacitance by schering bridge kit must have input supply 50 hz sine wave, two ratio dial p & q, each having 1, 10, 100, 100 ohm coil, 3 decade dial, x 0.001 microfarad, 0.01 microfarad, 0.1 microfarad. having sensitive head phonewith user manual 43 tri vector meter 3ph 4 wire lt ct & 3ph 3 / 4 wire ht ct / pt operated fully static amr compatible tri vector energy meters dlms compliant – category c 44 trainer kit for measurement oflinear displacement bylinear variable differential transformer ( lvdt ) for linear displacement, type: spring loaded core type, configuration: axial type lvdt full, actual displacement: by micrometer arrangement pitch: 1 mm, circuit: ac excitation source, phase detector & digital display, excitation source: sine wave of 2 khz to 5 khz variable frequency and 0 to 5 or 12v variable amplitude, readout: digital display to measure 0 to + / 10 mm, indicating, displacement in millimeters with core in / out indicated by + sign, test points: instruction manual 45 measure pressure using pressure sensor kit.resistive pressure transducer with pressure of 0 300mm hg / 6psi, primary excitation voltage of 5v dc on board provided. on board 41 / 2 digital panel meter provided using ad7135. pressure generation and monitor using a pressure gauge. onboard instrumentation amplifier provided with user manual. 46 trainer kit for op amp as inverter, non inverting modefront panel built with high class insulated printed circuit board sheet with well printed circuits and symbols. fuse for short circuit protection. patch cords. the trainer is housed in abs plastic / wooden cabinet.size of the trainer set 12”x8”. instruction manual. 47 trainer kit for op amp as adder, differentiator and integrator instrument comprises of two dc regulated power supply 0 5v dc, ±15v dc, one meters to measure input and output voltage & combination of resistance, capacitors mounted on front panelwith user manual 48 convert digital data into analog data by using analog to digital converters and analog data into digital data by digital to analog converter glass epoxy smobc pcb, 8 no. of output led, wooden box, proper patch cord with user mannual.glass epoxy smobc pcb, 8 no. of output led, wooden / metal enclosure 49 simulate differential protection scheme for transformer with power system simulation kit 3 phase, 415v, 50hz, ac supply. control supply : 1 phase, 230v, 50hz, ac supply. short circuit protection : hrc fuses & mcb. 3 phase, 3kva, 415 / 240v, delta / star connected transformer with tapings primary : 0 10 20 100% secondary 0 10 20 100% on each phase of windings, natural air cooled. • protection cts : primary side cts 10 / 1a, 5 va, cl 1, wound primary typesecondary side cts 20 / 0.67a, 5va, wound primary type. • fault simulating switches : 32a, 2 pole, on / off rotary switches are provided for creating a ) line to ground fault, b ) line to line fault, c ) inter turn faultprotective relays. % differential relay static type with minimum basic setting biased feature 10%, 20%, 30%, 40%, 50% setting for current. ct rated 1a definite time over current relay • earth fault relay • aux. supply to relay : 110 / 220 v ac / dc educational bench model with schematic diagram of the test circuit printed on the model test points & measurement points brought out & connected to terminals, circuit setup for testing through interconnections of patch chords with user manual 50 d.c. compound motor ( open type ) 2 hp dc compound motor: 2h.p. 1500rpm, 230v, open type for assemble and dismantling of different parts of stator and rotor, commutator, brush etc. 51 d. c. shunt generator for o.c.c. test dc motor: 2hp, 1500 rpm., 220v dc generator: 1kw, 1500 rpm, 220v. necessary panel to set up with foundation, voltmeter:0 300v, ammeter: 0 5a, ammeter:0 1a, 4 point dc starter. 52 dc motor speed control system with power supply & motor motor 0.5 hp, variable dc ( 0 230v ) source, built in techogenerator, digital panel meter, power circuits of 4 scrs ( 1200v., 25 a ) i.e. half bridge, facilities of studying torque speed characteristics of dc motor, torque measurement, rpm indicatorwith user manual 53 swinburns test to compute efficiency of shunt generator, 1hp, 220v, 1500rpm d.c. motor: 2 hp, 230v, 1500rpm, shunt field. suitable panel withvoltmeter ( 0 300v ) , and ammeter: 0 1a, ammeter:0 5a with user manual & proper setup with foundation 54 determination of equivalent circuit parameters of a single phase transformer by o.c and s.c test transformer: 1 kva, 230 / 115v, variac: 0 270v, panel with voltmeter: ( 0 50v ) , voltmeter ( 0 300v ) , ammeter: 0 2a, ammeter:0 10a, wattmeter: 0 1200w. 55 compute the efficiency of a single phase transformer by back to back test complete set upwith user manual: ac power supply 0 230v at 4a ( optional ) • operated on mains power 230v, 50hz +10% digital / analog meters: • voltmeter 2 nos. ( for primary and secondary ) • ammeter 2nos. ( for primary and secondary ) • digital wattmeter 2nos. 56 parallel operation of two single phase transformers to determine the sharing of load current, apparent power and real power transformer ( 2 numbers ) : 1 kva, 230 / 115v, panel with voltmeter ( 0 300v / 150v ) , ammeter: 0 10a, variable resistive load 115v, 10a, single phase. 57 three phase transformer with provision for the connection in all vector groups ( stardelta, delta star etc ) 3 phase, 1kva, 415v / 230v, transformer with provision for the external connection terminals to perform all vector groups ( star delta, delta star etc. ) . 58 isolation transformer single phase, 1kva , 3phase , 415v / 230v isolation transformer with provision to show its function and testing of it. 59 tachometer for speed measurement digital photo tachometer • no contact rpm measurement, wide measuring range from 0.5 to 100, 000 rpm. , resolution: 0.1 rpm ( < 1000 rpm ) . • the last value can be stored into the memory automatically & be obtained by pressing memory call button with user manual 60 4 point starter for operational upto 7.5 hp dc motor, 230vdc. 61 ac variac ( closed type ) single phase 8a, 0 270v, rotary type 62 clip on meter clip on ( digital led display ) type meter suitable for measurement of ( i ) ac / dc current 5 / 10 / 50amp, with zero set button ( ii ) voltage:600vac / 500vdc, ( iii ) resistance: 0 10mohms. 63 the three phase squirrel cage induction motor setup with various starters complete panel with dol, star delta , auto transformer starter with 2hp , 3phase, 415v , 4pole, 1500rpm, squirrel cage induction motor with suitable foundation & user manual 64 three phase squirrel cage induction motor for direct load test to plot the various characteristics 2hp 3ph , 415v, 4pole , 1500rpm squirrel cage induction motor with necessary panel with meters , starter with suitable loading arrangements, proper foundation 65 three phase squirrel cage induction motor for no load and blocked rotor test 2hp 3ph , 415v, 4pole , 1500rpm squirrel cage induction motor with necessary panel with meters , starter with suitable loading arrangements, proper foundation 66 three phase squirrel cage induction motor for speed control applicable methods: i ) auto transformer, ii ) vvvf. specification: 2hp , 3hp , 415v, 4pole, 1500 rpm three phase squirrel cage induction motor with necessary panel meters and equipments. 67 three phase slip ring induction motor with necessary panel, proper base foundation to measure the open circuit voltage ratio of the three phase slip ring induction motor.specification: 2hp , 3ph , 415v, 4pole, 1500 rpm 68 three phase alternator for oc, sc and load test 3 kva, 415 v, 1500rpm, 3 ph, 50hz, alternator coupled with dc motor ( shunt ) 5hp, 220 v, 1500rpm, 4 point dc starter, 3 phase variable resistive load 220 ( l l ) , 15a per phase, with necessary panel, proper base foundation 69 squirrel cage 1 hp, 400v i / m & stroboscope to measure slip i ) 1hp, 415v, 3 ph, 50hz, 1440 rpm squirrel cage induction motor with loading arrangement. ii ) stroboscope for frequency 0 6khz. 70 three phase synchronous motor synchronous motor:3hp, 415v, 1500 rpm, excitor 220v, dc through slipring, dc shunt generator, 1.5kw, rpm, 230v dc, regulator control with necessary panel, proper base foundation 71 synchronization of 3 phase alternators by synchroscope & 3 lamp method synchronization of 3 phase alternators: 2 numbers of 3 kva, 415v, 1500rpm, 3 ph, 50hz, alternator coupled with 2 numbers of dc motors ( shunt ) 5hp, 230vdc, 1500rpm alongwith synchronisation panel with synchronoscope, 3 lamps ( with fuse ) for lamp method, ammeters & voltmeters for dc motors and alternator, digital frequency meter, digital rpm meter for dc motors, 4 point dc starters for both motors, 3 phase star connected variable resistive load, 4 pole mcb ( s ) & variable dc ( with 2 pole mcb ) field control for both alternators. the whole set up needs to be equiped with proper electrical protection, base foundation, connector cables, with user manual, 72 stepper motor controller trainer stepper motor controller trainer stepper motor : motor type :unipolar, torque : 6 kg cm phase current : 0.8 amp. , stepping angle : 1.8° / 0.9° operating voltage : 12 v dc input pulse : 5v ttl compatible, test points :20 gold plated with user manual 73 d.c. servometer speed control trainer kit kit for d.c. servometer speed control position control of a 12v, 1a d.c.gear motor ( 50 rpm ) provision for positive and negative tacho generator feedback tacho constant: 2v / 1000 rpm approximately calibrated dials for reference and output position: resolution 1° servo potentiometers with full 360°rotation microprocessor based waveform capture / display card built in 3½digit dvm for signal measurements built in step signal and ic regulated power supplies for electronic circuits separate unit for motor in a see through cabinet 220v±10%, 50hz mains operation with user manual 74 oil hydraulic circuit trainer unit: hydraulic circuit trainer unit consisting of standard components and accessories for carrying out the study of various hydraulic components and hydraulic circuits make: any nationally or internationally reputed brand with iso certified manufacturing company. brochure / catalogue showing make, model / model no. and also online link of brochure / catalogue should be mentioned along with delivery and maintenance kit & manuals 75 pneumatic trainer kit with compressor: unit is to be provided with standard mounting board ( modular type ) with all trainer kits. all the products are to be provided with suitable “one touch fittings / push in fittings”.make: any nationally or internationally reputed brand with iso certified manufacturing company. brochure / catalogue showing make , model / model no. and also online link of brochure / catalogue should be mentionedalong with delivery and maintenance kit & manuals. 2 hard copies of operation manual to be supplied; installation, demonstration and training of faculties are to be given. 76 air conditioning trainer : standard specifications to demonstrate the basic functioning of air conditioning. make: any nationally or internationally reputed brand with iso certified manufacturing company. brochure / catalogue showing make, model / model no. and also online link of brochure / catalogue should be mentioned along with delivery and maintenance kit & manual. 77 refrigeration trainer: standard specifications to demonstrate the basic functioning of vapour compression cycle. make: any nationally or internationally reputed brand with iso certified manufacturing company. brochure / catalogue showing make, model / model no. and also online link of brochure / catalogue should be mentioned along with delivery and maintenance kit & manuals. 78 plug gauge: plug gauge, dimension: 25.4 0.5 mm, make: any nationally or internationally reputed brand with iso certified manufacturing company. brochure / catalogue showing make, model / model no. and also online link of brochure / catalogue should be mentioned. 79 refrigerator 190 lit, direct cool single door refrigerator 80 analog rough balance 0 2 kg, pan shape rectangle weight display analog 81 analog rough balance 0 5 kg, pan shape rectangle weight display analog 82 borosil burette fitted with boroflow, 100ml 83 borosil burette fitted with boroflow, 50ml 84 borosil burette fitted with boroflow, 25 ml 85 borosil 3.3 glass beaker with graduation marks, 1000ml 86 borosil 3.3 glass beaker with graduation marks, 500ml 87 borosil 3.3 glass beaker with graduation marks, 250 ml 88 spylx burette stand with clampboss head and rod, burette stand with clampboss head and rod 89 transparent borosilicate glass volumetric flask, 250 ml 90 transparent borosilicate glassvolumetric flask, 500 ml 91 borosilglass rod , outer diameter: 7mm, length: 205 mm, material: polished 3.3 borosilicate glass 92 test tube holder, material: wrought iron, length: 200 mm, maximum opening: 20 to 25 mm 93 spherometer: minimum length of leg 25 millimeter, minimum diameter of leg 4 millimeter, pitch of the screw 1 millimeter, high grade tool steel 94 instrument to observe the effects of frictions using inclined plane: consisting of a wooden plane 90x18cm having adjustment for setting the required angle precisely complete with frictionless pulley linear and circular scale pan a wheeled trolley and a set of eight slide draws having bottom of different materials.base board very superior quality having thick teak wood base, fittedwith glass plate, complete with brass arc, leveling screws pan , pulley and iron n.p roller export quality. heavy pattern. 95 stainless steel led digital vernier calliper: mitutoyo, made in japan, length 6, vernier constant 0.01cm , made of stainless steel, measure internal, external and height dimensions , digital display 96 verification of kirchoffs law kit: type of on board meter available analog, number of potentiometers provided onboard to vary load resistance 1, number of variable dc power supply available on board 1, variable dc power supply 20v, number of led indicators available to indicate power input 1, availability of dc voltmeter available on board yes, range of dcvoltmeter 0 30volt, availability of dc ammeter on board yes, range of dc ammeter 0 50 ma, number of test points provided onboard to observe signals 14, necessary patch cords available for interconnection yes, casing material plastic. two round analog meters for voltage & current measurement, components are mounted behind the panel with printed circuit diagram, connections are brought with 4 mm banana sockets, instrument fitted in highly shockproof plastics box, 4 mm patch cords are provided with the trainer for interconnections, student instruction manual will be provided with the trainer kit, 97 instrument to verify inverse square law of radiation using photoelectric effect: type of display for on board measurement digital, availability of dc voltmeter on board yes, range of dc voltmeter 0 20volt, availability of dc ammeter on board yes, range of dc ammeter 0 100 ma, number of dc regulated power supply with short circuit and overload protection 2, voltage range of continously variable dc power supply 20 volt, number of potentiometers provided onboard 1, number of test points provided in the circuit to observe voltage and current signal 5, on board schematic diagram yes, casing material plastic, number of led indicators available to indicate power input 1, provision of on board knob for adjusting the voltage yes.wooden optical bench, photocell housed with red and black sockets, lamp house with lamps, dc microammeter. on board analog moving coil meters , galvanometer : 30 0 30, selenium photocell mounted in the metal box with metal base, lamp holder with 60 watt bulb with metal base, weight : 1.0kg approx.standard accessories : selenium photocell mounted in the metal box, wooden plank with half meter scale fitted on it, lamp holder with lamp, patch chords, instruction manual, 98 conversion of galvanometer into ammeter kit: type of on board meter available analog, number of potentiometers provided onboard to vary load resistance 1, number of variable dc power supply available on board 1, number of led indicators available to indicate power input 1, availability of dc voltmeter available on board yes, availability of dc ammeter on board yes, necessary patch cords available for interconnection yes, casing material plastic.instrument comprises of dc regulated power supply of 0 5v. three round moving coil meters ( one voltmeter, one milliammeter & one galvanometer ) . three shunts, three resistances are mounted on front panel. 99 conversion of galvanometer into voltmeter kit:type of on board meter available analog, number of potentiometers provided onboard to vary load resistance 1, number of variable dc power supply available on board 1, number of led indicators available to indicate power input 1, availability of dc voltmeter available on board yes, availability of dc ammeter on board yes, necessary patch cords available for interconnection yes, casing material plastic.instrument comprises of dc regulated power supply of 0 5v. three round moving coil meters ( one voltmeter, one milliammeter & one galvanometer ) . three shunts, three resistances are mounted on front panel. 100 ohms law kit: type of on board meter available analog, number of potentiometers provided onboard to vary load resistance 1, number of variable dc power supply available on board 1, variable dc power supply 5 volt, number of led indicators available to indicate power input 1, availability of dc voltmeter available on board yes, availability of dc ammeter on board yes, casing material plastic.ohms law app: to verify the ohms law: fitted with slidingrheostat.onedcvoltmeter, mo.65&onedcammetermo 65, mounted on the same base with terminals, 4 mm patch cords are provided with the trainer kit for interconnections 101 pn junction diode characteristics kit: compleate set with inbuilt power supply & with digital voltmeter & ammeter compatible for both forward & reverse bias 102 boyles law apparatus: burrete graduated in cc ( or ml ) with 1.0 cc / div. scale graduated on both sides ( left & right ) with same marking. both open and closed tubes can be slided up and down over aluminium rod. high quality synthetic tube ( 1.0 m long ) . one spare synthetic tube. ( withextra 500gm mercury ) . superiorquality, open&closedtypeonemeterlongteakwoodboard onheavy metal base fitted with leveling screws without mercury but complete with pressure rubber tubing & glass tubes, routinequality, doublerodwithopen& closedendtubes&pressuretubing. 103 instrument to determine the moment of inertia of a flywheel about its own axis of rotation: good quality stainless steel full setup.csi superiorquality flywheel with weights , comprising of carefully machined and balanced cast iron wheel and steel spindle is supported on ball bearings in strong iron brackets, thickness: 4.4 cm, diameter :20 cm, wall type with pointer, with revolution counter, set ofslotted weights for flywheel complete with weights cord and hook. 104 instrument for determination of spring constant of horizontal & vertical spiral spring setup: stand with heavy base, transparent scale with mm resolution, horizontal support for spring, brightly colored stretch indicator, three springs with identical diameter and length, but different spring constants, three of each spring included, for a total of nine springs: spring constants are 5 n / m, 8 n / m, 70 n / m.consisting of 45cm long mirrorscale, spring, slotted weights with hanger and pointer, complete on heavy tripod stand, on metal stand with mirror scale, superior on heavy base, about 50 cm high for taking more readings, complete with weights, helical spring: light spiral spring with pointer, easy to work with 50 gm.weight complete with hook for hanging 105 stainless steel led digital outside micrometer: mitutoyo: made in japan, 0.25mm 0.01mm, least count 0.01mm, made of stainless steel, digital display. 106 linear expansion coefficient apparatus: superiorquality , height 50 cm, with brass rod, stainlesssteel finish a 50 cm long expansion base with a built in dial gauge and thermistor.three metal tubes — brass, copper ( 99.5%cu, 0.5% te ) , and aluminum ( 98.9% al, 0.7% mg, 0.4% si ) : 6.4 mm outside diameter. a foam insulator to avoid heat loss at the thermistor connection point.thermoplastic elastometer tubing with 6.4 mm i.d.a source of steam or hot water, such as the pasco model td 8556a steam generator.a digital ohmmeter such as pasco model se9589 to measure the thermistor resistance. leads should have banana plug connectors, such as pasco model se 9750 or se 9751 patch cords 107 gclamp 4 inchirwin 4 inch / 100 mm record h / d g clamp t1204 108 post office box post office box of material brass and coil manganin, any nationally or internationally reputed brand with iso certified manufacturing 109 muffle furnace voltage ~230 v ac, insulating maximum temperatures 1000 c / 1200 c & working temperature 930 c / 1130 c controlled by digital temperature controller cum indicator 110 digital conductivity meter electrode : cell k = 1 – pvc sleeved power required: 230 v ac 10%, 50 hz, 5 va or 9 v battery standard conductance: conductance of 1.000 m stirrer speed: 200 rpm 111 redwood viscometer no.1 material stainless steel voltage 220 volt power source electric frequency 50 hz phase single phase accuracy + / 3 °c readability + / 0. 5 degree capacity 50 ml 112 flash point apparatus with stirrer voltage 115 v / 230 v, 50 hz / 60 hz measuring range up to 110 °c 113 daniel cell copper vessel complete with porous pot & zinc rod diameter ~ 3.5 4 inch 114 digital voltmeter voltage 50 500 v ac accuracy ±10% 115 arsenic detection kit reaction time: 10 minutes test type: test strip colour comparison results duration: rapid 116 digital ph meter resolution: 0.01 ph range: 0.0 to 14.0 ph temperature controller display 3 digit 117 cube mould ( 70.6 mm ) these are used for casting cement mortar test specimens for carrying out compressive strength test of cement as per is:516. these moulds are manufactured as per is specifications. the faces are machined flat within ±0.02 mm tolerance and the inside dimensions are accurate within ±0.2mm. each mould is supplied with a base plate. mould, steel, for 70.6mm cube as per is: 10080 1982 weight: must be 6.5 kg or more. should be isi mark. these cube moulds are made of steel. the tolerance between faces is maintained at ±0.1 mm and plainness is +0.03mm. cube moulds carry isi mark 118 digital rebound hammer with calibraton anvil ( for concrete compressive strength analysis in the field and material hardness testing. ) should come with rechargeable batteries including charger. capabality of on board data storage and transfer to a personal computer for further analysis. should conform to astm c 805, en 12 504 2, bs 1881 202 and other international standards. range:10 to 70n / mm2 impact energy: 2.207 n m additionally the following minimum specifications must be met. should features 16 character digital read out and provide automatic calculation of mean rebound number, compressive strength and the median. should come with rechargeable batteries including charger. capability of on board data storage and transfer to a personal computer for further analysis is required. the necessary software and the required cables for connecting to the computer should be provided. a calibration anvil should be provided 119 ductility testing apparatus: ductility testing machine is: 1208 1978 for determining the ductility of asphaltic bitumen, native asphalt, cut back bitumen and blown type bitumen. it consists of three mould assemblies on a base plate. a separate briquette mould ( total length 75 ± 0.5 mm, distance between clips 30 ± 0.3 mm, width at mount of slip 20 ± 0.2 mm, width at minimum cross section 10 ± 0.1 mm, thickness throughout 10 ± 0.1 mm ) for casting the specimens is also supplied. a water bath of 10 litres capacity with a perforated shelf not less than 50 mm from the bottom of bath and a thermostat controller for heater. the machine has two standard rates of travel of 1 cm / mnt and 5 cm / mnt. the movable bracket can be arrested or released without switching off the motor by a clutch arrangement. suitable for operation on 220v, 50 hz, single phase ac supply. 120 length gauge conforms to is:2386 ( part i ) used for determination of elongation index of aggregate. length gauge with isi certification mark is:2386 ( part i ) , it consists of a metal plate on which 8 steel pins are vertically mounted with specified distances in between. this assembly is mounted on a hardwood base 121 colorimeter ( digital ) : colorimeter, equipped with easy to use conventional style controls, making it ideal for routine and educational use. standard 10mm square cuvettes, semi micro volume cuvettes, flowthrough or pour in / suck out cells can all be used with the standard sample holder. wavelength range: 400 to 710nm wavelength selection :: 8 in built gelatin filters: 430, 470, 490, 520, 540, 580, 600 and 710nm measurement ranges:: 0 100%t, 0 1.50abs, 0.1 to 1000 concentration bandwidth:typically 40nm blank drift:: 2% / hr after 15 minute warm up photometric linearity :: 1%t light source :: tungsten filament lamp output:: analogue, 10mv per digit power: 230v, 50hz size ( l x w x d ) :: 300 x 355 x 120mm weight:: 3kg 122 cod test apparatus: cod test sample for dry bath heating. temperature 5+ 150 ◦c + / _ 1◦ c. digital controller with heating block. sample being digested within 2 hours with titration method bod bottle capacity : 300 ml b.o.d. incubators has been designed especially for biological oxygen demand determination & other applications like general incubators, serum studies & enzyme assays test. we can also customize the b.o.d. incubators to suit the varied requirement of the clients with in stipulated time frame. inner chamber made of s.s.304 & outer chamber made of m. s. powder coated full length inner acrylic door permit inspection of specimens without disturbing the tem. temp controlled by solid state digital controllers housing all the control with pt 100 sensor illumination light are provided for viewing with door limit switch. cfc free hermetically sealed compressor provide temp. for below ambient condition. air circulation fan for maintain temp. uniformity throughout the chamber. the chamber is provided with modular removable shelves made of s. s. for complete flexibility in use. to work on 230 volts 50 h2. 123 validation protocols : iq oq & pq documentation with calibration & tradability certificate of controller. safety features : built in temp deviation audio visual alarm, safety thermostat for overshoot temp. cut off system. hrc fuses for compressor heater & mains time daily circuit for safety of compressor. this b.o.d. incubator is available in below sizes: size= 6cu.ft inner dimension w x d x h = ( 50 x 50 x 70 ) cm capacity= 175 ltr no. of shelves= 2 124 colony counter: working temperature 5 to 50 ◦ c, 4 digit red led display, petridish holder, fluorescent lamp, zero reset button, dimension 30 ( w ) x33 ( d ) x10 ( h ) cm, net weight 6.5 kg. 125 digital nephelometer ( turbidity meter ) :conformance:: iso 7027 ( ir source ) epa 180.1 ( tungsten lamp ) measurement range:: auto ranging from 0 1000 ntu principle:: nephelometric non ratio accuracy:: + / 2% of reading plus 0.01 ntu resolution:: 0.01 ntu ( 0 9.9 ntu ) , 0.1 ntu ( 10 99 ntu ) , 1 ntu ( 100 1000ntu ) . response time: < 6 sec display:lcd , 3 digit light source: tungsten filament or ir led ( 860nm ) power supply: 120 240 volts ac sample cells: 30 m shipping dimensions :: 27.3x25.4x9.5cm ( 10.7 x 10 x 3.75 ) shipping weight:: 1.92 kg ( 2.9lbs ) 126 high volume air sampler: high volume sampler ( with gaseous attachment ) technical specifications :flow rate: 0 to 1.8 m3 / min free flowparticle size: particles 0 to100 microns & below collected on filter paper holder. spm bigger than 100 microns collected in a separate sampling bottle under the cyclone. sampling time: 24 hours... 127 low volume air sampler: state of the art microprocessor electronics flowrate and volume totalizations displayed are temperature and pressure ( 4 options available ) classical stp 0ºc, 760 mmhg normal t and p 20ºc, 760 mmhg modified normal t and p 21.1ºc, 760 mmhg standard ambient t and p 25ºc, 760 mmhg elapsed time meter auto zero calibration feature of flow sensor bright led display flow rate accuracy within ± 4% f.s. rs 232 communication port w / operator selectable download frequency for real time data auto shut off on time or volume 110 – 120 vac, 50 / 60hz; single phase 128 hydraulic bench: top tray: size 1000 x 700 x 100 mm ( approx ) water circulation: 1 hp pump. flow measurement: using measuring tank, capacity 40l. sump tank: capacity 100 ltrs. control panel comprises of: standard make on / off switch, mains indicator, etc the whole set up is well designed and arranged in a good quality painted structure 129 crushing value test apparatus: consists of m.s.cylindrical container 150 mm ±0.5mm dia x 130mm to 140mm high with base plate 200 to 230 mm. / sqr x 6mm thick. a plinger of 148mm ± 0.5mm dia x 100 to 115mm high. supplied complete with tamping rod, 16mm dia x 600mm long, one end rounded. and 1 no. metal measure 115 ± 0.5mm dia x 180 0.5mm high. consists of both end open cylinder, base plate, a plunger 130 digital ph meter: measuring range resolution accuracy ph range 0 to 14 ph ( min. ) 0.001 ph ± 0.002 ph mv 1000.0 1000.0 ( min. ) 0.1 ph ± 0.2 rel. mv 1000.0 1000.0 ( min. ) 0.1 ph ± 0.2 temperature mtc 10.0 100.0 °c ( min. ) 0.1 °c ± 0.1 °c temperature atc 5.0 100.0 °c ( min. ) 0.1 °c ± 0.1 °c temperature compensation :automatic and manual temperature compensation display : it should have thin film transistor ( tft ) display of more than 4 inch color ( blue / red / green / yellow ) display for better vision of readings with clear and well arranged icons of parameters like ph, temperature, mv, date & time etc. ingress protection level : it should be ip54 complied protection level. power requirements : it should be operable with 9 12v / 10w dc adapter....

Department of Higher Education - West Bengal

38719967 supply of instruments at p. r. thakur govt. college () supply of laboratory instruments for different departments of p.r. thakur govt. college, thakurnagar, gaighata, north 24 parganas, pin 743287 , department of chemistry laboratory instruments , dsd (double stage demineraliser) for distilled water with iron guard specification: 1. two cation exchanger resins and two anion exchanger resins 2. output 200 ltr./hour 3. conducting < 1microsiemens/cm,4. ph= 7.05. with iron guard make: zeolite , oil free vacuum pump with filtration assembly specification: 1. power (v/ hz):220 / 50 2. maxpowe (w):80 3. max vacuum (mm/hg): 670 4. max flow rate (i/min): 34 5. motor rotation (rpm): 1450 6. horse power hp: 1/6 7. net wt. kg:5.2 8. port thread:5 /16 9. noise level db:5210. filtration assembly make: tarson/remi/borosil , digital fume hood specification: outer body made with mild steel powder coating to avoid dust & rust. inner chamber made with polypropylene sheet as it is acid resistant model. inner work chamber with black granite top to avoid spillage & corrosion. internal fluoresce light for clear view of the inner work table. front door up – down with counter balanced weight & toughened glass to avoid acid fumes. size: inner chamber (work table) : 2x2x2ftdigital model. microprocessor based pid controller to digitally control the motor blower speed & fluoresce light on –off for longevity of your valuable product. 1140 rpm ge model with anti corrosion coating. front door moves vertically up down with concealed counter balanced weights. product ce certified, iso 9001:2015, gmp, msmemart standard model. lower base cabinet is mainly used for to store the chemicals, acids, essential documents & other job related items. top or sade is exhaust hood with pvc pipe. power : 220 – 230v, 50 – 60 hz standard parts – 1. motor blower 2. illumination, 3. gas inlet nozzle 4. water basin & water tap 5. power socket, ducting. make: ur biocoction , visible spectrophotometer specification: 1. wavelength range: 340 960 nm 2. wavelength accuracy: ±5nm 3. wavelength readout: 5nm 4. wavelength display: dial 5.spectral bandwidth: 10nm 6. photometric accuracy: ±0.005abs at 1.000 abs 7. photometric resolution: 0.1%t, 0.001 abs 8. photometric readout: 4 digit seven segment led 9. grating: 600 lines/mm 10. source: tungsten halogen lamp 11. detector: wide range silicon photodiode 12. sample holder: single position 10 mm cuvette holder’ 13. min. sample volume: 1ml in 4 ml cuvette 14. measuring mode: manual (a) % transmittance (b) absorbance (c) concentration 15. power: 230 v± 10%, 50 hz 16. dimension : 420mm (w) x 310 mm (d) x 125 mm (h) 17. weight: 6.5 kgwith cuvette (pair) make: systronics, ei , colourimeter specification: 1. wavelength range: 400 700nm with 8 optical filters 2. filter’s peak wavelength: 420, 440, 490, 520, 540, 570, 600, 700 nm 3. measuring modes: %t, abs, conc & k factor and continuous wavelength measurement 4. photometric resolution: 0.1% t, 0.001 abs upto 1.999 abs(o.d.) 5. display: 2 line 16 charcter led 6. k factor range: 0 1999 7. concentration: 102 times the absorbance 8. memory: data can be stored in memory 9. sample volume: 1 ml in 4 ml test tube/ cuvette 10. source: white led 11. detector: hermetically sealed photodiode 12. printer port: epson compatible 80 coloumn d.m. printer 13. power: 230 v± 10% 50 hz 14. dimension: 160mm (w) x 200 mm (d) x 100 mm (h) 15. weight: 1.5 kg (approx.) 16. accessories: (a) four test tubes (b) two glass cuvettes like etc. make: systronics, ei , digital ph meter specification: 1. ph range: 0 14 ph 2. millivolt range: 0 to ±1999mv 3.slope correction: 85% to 115% 4. resolution: 0.01ph, 1mv in mv mode 5. repeatability: ±0.01ph±1 digit for ph; ±1mv ±1 digit for mv 6. standardization range: ±1ph 7. temperature compensation: 0 1000c dig. display (manual) 8. display: 31/2 digit red led seven segment with automatic polarity and decimal point 9. power: 230 v± 10% 50 hz 10. dimensions: 235(w) x 185(d) x 85 (h) mm 11. weight: 1.25 kg (approx.) 12. accessories: combined electrode, stand & clamp make: systronics, ei , vacuum desiccator specification: 1. type: desiccator; sub type: vacuum 2. material: premium plastic/ polycarbonate 3. dia: 200 mm make: polylab, tarson , magnetic stirrer with hot plate specification: 1. max speed: 1200 rpm 2. display: digital 3. stirring capacity: 2l 4. heating capacity: 300 watt 5. external dimensions: 200 x 225 x 185 mm 6. paddle dimension: 9 x 35 mm like etc. make:remi, tarson , magnetic stirrer with hot plate specification: 1. max speed: 1200 rpm2. max. stirring quantity (water)(liters) : 5 ltr 2. stirring paddle (ptfe coated) :length: 13 x 50 mm 3. dimensions (w x h x d) (mm) : 200 x 225 x 185 mm 4. power : 500 watts make:remi, tarson , magnet bar of different sizes specification: 1. length: 8x14 mm, 8x30 mm and 8x50 mm2. teflon coating make: tarson/ remi , calorimeter specification: 1. teak wood body inside woolen faltto procted heat of coper waterpot. 2. one electric conection for heating of water inside the pot fixed with stylus. 3.one bakelite cover is on top of the pot . 4.one thermometer allowed to measure the temperature inside the water and onethermometer holder is on the top of the wooden cabinet5. compatible adapter for the calorimeter make: sensia , refrigerator specification: 1. double door, 240 lt. 2. frost free3. make: like samsung, whirlpool, lg make:samsung/whirlpool/lg , refrigerator stand specification: iron stand with wheel for 240 lt capacity refrigerator make: reputed brand , compatible adapter for the calorimeter make: reputed brand , calibrated weighing box specification: 1. package type: wooden box2. weight range: 10 mg to 50 gm3. stainless steel made weight make: k roy , distill water storage tank specification: 1. pvc made2. 50 lit capacity 3. with tap make: tarson/ polylab , distill water storage tank specification: 1. pvc made2. 50 lit capacity 3. without tap make: tarson/ polylab , department of geography laboratory instruments , prismatic compass 5 dia brass body with folding tripod metalic standpremium quality make: micro teknik/otto international/royal scientific works , dumpy level 12 with mixed metalic body packed in fibre box with carring belt and folding tripod metalic stand premium quality make: globetrek engineering corporation/porr & sons (p) ltd./subitek , levelling staff 4 meter long , 4 fold, alluminium, both side scaling in a ptfe basedcarrying case or nylon packing make:globetrek engineering corporation/porr & sons (p) ltd./subitek , measuring tape 30 meter in round fibre glass case make: freeman , ranging rod 1 metre long 2 pcs in a set , bicolour painting red and white , made of metalic pipe one side conical make:globetrek engineering corporation/porr & sons (p) ltd./subitek , full brass plumb bob in 350 gram with good brass polished color : golden size 3 inches long, premium quality make:globetrek engineering corporation/porr & sons (p) ltd./subitek , wooden tracing table glass cover with electric point make: reputed brand , hand held gps : dimension 1.2×2×4.4inches(3×5.1×11.2c.m) item weight : 155.93grams, screen size : 2.14inhes(5.4c.m)waas enabled gps receiver, features : a 1.7 inchh × 1.3 inchw screen with 256 level color tft, battery life : 14hours, batteries : 2 aa special feature : rugged case connectivity technology : usb,memory storage : 24mb of internal memory allows to load waypoints & routes from the included mapsource trip & waypoint manager software make: garmin/lowrance/ flir/furuno/raymarine , wet and dry bulb hygrometer :mason type wet and dry hygrometer used to compute relative humidity, divisions & figures printed on aluminum scale mounted inside plastic casing with water bottle & wick make: maxon engineers/samruddhi industries/care process instruments , department of microbiology laboratory instruments , electrophoresis horizontal mini apparatus specification: gel run0610 7 x8 cm gel, rapid cast gel tray with two combs slots , include two combs, 6 & 10 teeth, width 1.5 mm, red electrode with platinum wire, black electrode with platinum wire , electrophoresis power supply ( 2 terminal output) 50v & 100v with dc output) make: tarson/biotech , uv transilluminator with filter specification: filter: uv block quartz,source wave length: 312nm fixed/ dual intensity, detection limit : 0.1 ngm. of stained dna, filter area : 20×20 cms, intensity control, cooling fan, safety switch, uv protection shield make: biotech , refrigerated centrifuge with voltage stabilizer and other accessories (angle head) specification: max. speed range: 16000 rpm, max. rcf 16600 g, max. tube size 5 ml, min. temperature 8 deg c, precise temperature control up to – 8°c, supply 220 240 volts 50 hz single phase, stable speed output, pre cooling feature, fast spin feature, calibration window on lid for speed (rpm), brushless induction motor with variable frequency drive ensures gentle start, microprocessor based unit with alpha numeric lcd display, self diagnosis of errors, parameters setting through easy to use bi directional encoder, inverter fault detection with auto shutdown, cfc free refrigeration system, 24 programme memory, 3 accelerations, 4 deceleration profiles, choice of rpm / rcf setting & display, operating panel with feather touch keys, digital countdown timer 0 99 minutes & continuous run, last set parameters recall (useful for repetitive analysis), automatic rotor identification, safety lid interlock to prevent lid opening during centrifugation, imbalance detection & centrifugation stop with display of error, motor overload protection, gas hinge to prevent falling of door, emergency lid lock release, 10 x 2ml angle head with glasstubes, 24 x 1.5ml angle head with microtubes, 8 x 5 ml angle head withpolycarbonatetubes make: remi , centrifuge mini specification: 6 places rotor for 1.5 ml tube, min speed 500,max. speed: 14000rpm make: tarson/himedia/remi/sigma aldrich , digital balance specification: capacity: 320g (max.), 1mg (min.). readability: 0.0001g. repeatablity:± 0.0001g. linearity:± 0.0003g. motorized internal callibration. led display. response time: 4 6sec. tare range: full. data output mode selection: command & continuas output. key sound. ineterface: rs232c. verification scale intervals: 1mg. power supply: ac 220v/ 50 60 hz. unit: g, oz,ct, lb,ozt. make: wensar , department of physiology laboratory instruments , student compound microscope with 10x, 40x, 100x and oil immersion objective lens specification: body monocular die cast body, inclinable upto a horizontal position (90°); focussing by coarse & fine focusing knobs; eyepieces huygenian 10x and 15x; objectives hard anti reflection coated, colour coded parfocal achromatic 10x, 40x, 100x, oil immersion; condensor built in substage condenser with iris diaphragm. make: reputed brand , kymograph full set up for nerve muscle experiment specification: sherrington starling kymograph e 8 myograph stand inductorium simple key short circuiting key pohls commutator vibrating interrupter muscle trough muscle lever muscle grip of femur clamp hook and weight set heart lever (simple &starling) frog board for dissection enamel tray frog board cork lined with boss head low voltage unit for tapping 2 and 4 volts for stimulation electromagnetic time marker tuning fork time marker 100/sec electrodes x blocks make: inco , kymograph full set up for perfusion specification: electrical e 8 sherrington kymograph student electronic stimulator drum paper clip, die pressed; spring action| nerve muscle chamber with cork base. starling heart lever adjustable stand. standard x block open sided x block n 100 tuning fork. simple contact key with silver contacts simple electrode muscle grip. frog heart clips. 20 cm. capillary lever arm with writing point. two unit thermostatic organ bath 3 1 19500.00 crank myograph with lever attachment. dubois reymond induction coil stainless steel with power supply. hook & wt. set 110 gms. hook & wt. set 11 gms. kymograph paper roll, one side coated 40 meters x 15 cm. wide make: inco , pneumograph complete set up specification: stethograph. length 25cm. mareys tambour : stainless steel capillary lever, 22 mm. dia. adjustable stand. standard x block, machined from solid brass perspex ink pen, will fit any lever & convert it to ink writing lever. ink ½ ml. e 8 student kymograph (digital) and rubber tube 2 mtr. make: inco , dales apparatus full set up specification: two unit thermostatic organ bath. lbh 11.5” x 9” x 8” organ tube for two unit bath with side tube aeration tube / oxygen tube without platinum tip spiral tube for organ bath / warming coil. horizontal miniature aerator heating unit (element) for two unit thermostatic bath.250 watt thermometer.0 100*c make: inco , body composition analyser make: reputed brand , permanent stained sections of different mammalian tissues– bone, cartilage, trachea, lungs, spleen, lymph gland, esophagus, stomach, duodenum, ileum, jejunum, large intestine, liver, kidney, ureter, salivary glands – parotid, sublingual & submaxillary, pancreas, adrenal gland, thyroid gland, testes, ovary, spinal cord, cerebral cortex, cerebellum, skin, cardiac muscle, skeletal muscle, smooth muscle, artery, vein, tongue, uterus make: biocraft , department of zoology laboratory instruments , all quartz double distillation unit with distillation apparatus power supply (daps): specification: 1. the unit should consist of primary boiler with built in heater.the primary boiler should have a ‘o’ ring groove at the top on which a silicone ‘o’ ring sits. 2. the secondary boiler with condenser is to be mounted on the primary boiler. a double wall condenser ensures separate condensation of vapor coming from the two boilers using a single cooling circuit. 3. the whole unit should be mounted on powder coated stand with electrical terminals for easy connection either to the mains or daps (distillation apparatus power supply). 4. the bottom outlet should be connected to a ‘t’ joint of which limb is connected by a rubber tubing & pinch cock for cleaning sediments in primary boiler by acid wash and other limb to the water leveller of ‘daps’. 5. dist. water output cap approx) (ltr/hr): 1.5 6. minimum cooling water requirement (ltr/ min): 1 7. total power consumed (kw): 3 8. conductivity (s/ cm): <1 x 10 6 9. voltage (v): 230 250 v 10. biological activity: pyrogen free 11. boiler: quartz 12. condenser: quartz 13. distillation apparatus power supply (daps) suitable for 1.5 lt/hr ddu make: borosil , water softner for boiler feed of double distillation unit: specification: 1. the softner should contains imported, specially made resin, which prevents accumulation of calcium and magnesium salts. 2. the raw water/bore well water is passed through the inlet of the softner and the treated water comes through the outlet. then the same can be fed into the distiller for better results of the distillation. 3. the softner has to be recharged when the resin exhausts by means of using sodium chloride solution. 4. softener tank:type vertical 5. material: resin make: riviera , magnetic hot plate stirrer: specification: 1. stirring position: one 2. max capacity: 2 l 3. temperature range ambient +5°c to 300°c 4. temperature accuracy ±1°c 5. temperature control pid and digital energy regulator mode 6. supplied with external & internal probe pt 100 7. heater capacity 300 wattage 8. speed range 200 to 1500 rpm 9. set up plate diameter 150 x 150 mm 10. set up plate ss top plate 11. dimensions (l x w x h) (260 x 190 x 155) mm 12. protection class ip21 make: riviera , manual sphignomanometer with stethoscope: specification: 1. it should consists of the aneroid gauge and an inflatable cuff to apply a mechanism for inflation through manually operated bulb and valve to measure systolic and diastolic bp. 2. large dial with air release valve: its large dial allows quick and easy readings even in dim light conditions. the device should has a single tube pvc bladder for an efficient air release. 3. the device should attains clinical accuracy of +_ 3mmhg with a certified 300 mmhg no pin stop manometer. 4. the manometer also should have a clip so that it can be attached to the cuff to prevent hassle. on the other hand, chrome plated brass screw type valve ensures precise deflation control rate without calibration errors. 5. the set should contain a premium quality single head stethoscope and a carry pouch are included within the kit. make:, dr. morphen , vortex mixer with round disc and micro centrifuge tube adaptor: specification: max rpm: 2800 orbital diameter mm: 4.0 motor type:ac synchronous digital display: no max load capacity gm: 500 press activation: 3 way switch speed setting: yes time setting:no dimensions (w x d x h) in mm: 205 x 136 x 138.5 power supply: 220 vac power consumption: 20 w weight: 3 kg adapter: round disc adapter & micro centrifuge tube adapter make: riviera , global positioning system machine: specifications: 1. physical dimensions: 2.5 x 6.4 x 1.4 (6.2 x 16.3 x 3.5 cm) 2. display size: 1.5w x 2.5h (3.8 x 6.3 cm); 3 diag (7.6 cm) 3. display resolution: 240 x 400 pixels 4. display type: transflective color tft 5. weight: 8.1 oz (230 g) with batteries 6. battery type: rechargeable, internal lithium ion 7. battery life: up to 36 hours; up to 450 hours in expedition mode 8. water rating: ipx7 9. mil std 810: (thermal, shock, water) 10. interface: high speed micro usb and nmea 0183 compatible 11. memory/history: 16 gb make: garmin , digital compact camera: specifications: type: compact digital camera image sensor: cmos effective pixels (megapixels): 16.0 million sensor size: 1/2.3 in. total pixels: 16.79 million lens: 125x optical zoom nikkor ed glass lens lens focal length: 4.3 539mm (angle of view equivalent to that of 24 3,000mm lens in 35mm [135] format) lens f/ number: f/2.8 8 focus range [w]: approx. 30 cm (1 ft.) to infinity [t]: approx. 7.0 m (23 ft.) to infinity macro close up mode: approx. 1 cm (0.4 in.) (wide angle position), approx. 7.0 m (23 ft.) (telephoto position) (all distances measured from center of front surface of lens) vr (vibration reduction) image stabilization: lens shift vr (still pictures) lens shift and electronic vr (movies) storage media: sd/sdhc/sdxc memory card highest iso sensitivity: 6400 lowest iso sensitivity: 100 iso sensitivity iso: 100 1600 iso 3200, 6400 image size (pixels) 4608 x 3456 storage file formats: still pictures: jpeg, raw (nrw) (nikon’s own format) movies: mp4 (video: h.264/mpeg 4 avc, audio: aac stereo) movie 4k uhd 3,840x2,160/ 30p 4k uhd 3,840x2,160/ 25p full hd: 1920x1080/ 60p full hd: 1920x1080/ 50p full hd: 1920x1080/ 30p full hd: 1920x1080/ 25p hd: 1280x720/ 60p hd: 1280x720/ 50p hd: 1280x720/ 30p hd: 1280x720/ 25p hs 640x480/ 4x hs 1920x1080/ 0.5x hs 1280x720/ 2x shutter speed: 1/4000 1 sec. 1/4000 30 sec. (when iso sensitivity is 100 in m mode) at wide angle position, with largest f number setting (smallest aperture) bulb and time setting (can be set when iso sensitivity is 100 in m mode): up to 60 seconds 1/8000 1/30 sec. (when recording movies) shutter: mechanical and cmos electronic shutter make: nikon , metal waterproof military compass for directions : specifications: weight: ?200 grams material type: ?metal size: ?8 x 6.5 x 3 cm features: ?high strength engineering metal body, rugged and capable of working under extreme weather condition. make: any reputed brand , field binocular: specifications: binocular type: porro prism type magnification: 10x effective diameter of objective lens: 50mm diameter of exit pupil: 5.0 mm actual field of view: 6.5 degree apparent field of view: 65.0 degree field of view: at 1000 m 114 m relative brightness: 25 eye relief: 12 mm diopter adjustment range: over ± 2 m 1 eye interval adjustment range: 60 70mm closest focusing distance: 6 m weight: 855 g dimensions: 191 mm (w) x 178 mm (h) x 63 mm (d) lens composition: 5 elements in 3 groups coating: monolayer coating make:olympus , field binocular: specifications: binocular type: porro prism type magnification: 8x effective diameter of objective lens: 21mm diameter of exit pupil: 2.6mm actual field of view: 6.4 degree apparent field of view: 51.2 degree field of view: at 1000m 112m relative brightness: 6.9 eye relief: 11.0mm diopter adjustment range over: ±2m 1 eye interval adjustment range: 60 to 70mm closest focusing distance: 2.2m weight: 170g width (at maximum eye interval:) 107mm length: 82mm thickness (at maximum eye interval): 41mm lens composition: 4 groups, 6 elements coating single layer coating make :olympus , microplate reader: specifications: • accommodates different microplate geometries • plate shaking facility with variable speed and duration • ability to read plate within seconds • digital light control with unique circuit for long lamp life • matrix mode for result printing • multiple blank setting in cut off mode • storage of calibration curves • storage of plate results • bichromatic readings • various curve fit mode like: linear, p0int to point with scales such as log abs/ conc, logit abs/ log conc, abs/ conc, log abs/ log conc etc. optical system: linear measurement range : 0.000 to 3.500 absorbance units(a) photometric accuracy: + 2% or 0.007 whichever is higher, from 0 to 1.5 a, + 3% from 1.5 a to 3.5 a optical measurement: 8 channel; drift: <0.005 a/hr filters: type ol filter : high quality narrow band interference wave length : 405, 450, 492, 630 nm & four optional half bandwidth : 10 nm + 2 nm selection : automatic by stepper motor display: human machine interface : touch panel/ keypad, 6” graphics lcd memory: battery back up : 250 tests results : 2500 patient results; printer : 0n board thermal 52 columns, maintenance free power: wattage : 100 va; voltage : 115 —230 volts + 10%, 50 — 60 hz computer interface rs232 serial port : 9600 baud, 8 data, 1 stop, no parity bits usb curve plotting : graphical representation on printer plate carrier movement : precisely through the stopper motor dimensions in mm (lxbxh): 405 x 380 x 280 (approx) weight : 10 kgs. (approx) analysis modes : absorbance (normal & differential), cut off, multi standard, % absorbance, single standard, uptake, kinetic make: robonik , bench top ph meter: specifications: 1. dual display standard bench ph range: 0.002 14.00 ph resolution: 0.01ph ph accuracy: + 0.01ph ph calibration points: upto 3 temp range: 0 100 degree c temp resolution: 0.1 degree c temp accuracy + 0.3degree c temp compensation atc/mtc (0 100 degree c power requirement: 9vdc adapter, 500ma (220vac) dimention: 23x18x6 cm weight: 570g make: eutech , department of physics laboratory instruments , to investigate the motion of coupled oscillators to investigate the motion of coupled oscillators (stand type) complete set any iso certified reputed brand , to determine the wavelength of sodium source using michelson’s interferometer. specification: must be consists of beam splitter and compensator plates mounted in an aluminum housing. least count 0.01mm. must be consist of reading telescope of magnification 3x, fitted with ramsdens eyepiece & cross line graticule. 20 x objectives with work with he ne laser or diode laser. •sodium lamp house with power supply •power supply unit •diode laser holding stand (on retort stand base metal) diode laser 5mw •power supply unit • diode laser holding stand (on retort stand base metal) any iso certified reputed brand , measuring unknown temperature using a diode sensor. specification: the single board trainer helps to study temperature sensor using diode. the setup consists of i) a constant current source. ii) digital temperature indicator with sensor. iii) small heating arrangement. iv) op.amp. based signal processor / amplifier. v) digital voltmeter . vi) sensor : pn junction diode any iso certified reputed brand , to show the tunneling effect in tunnel diode using i v characteristics specification: d c power supply:0 12v/500ma. variable d c power supply with short circuit protection. digital meters:digital voltmeter 2v/20v digital ammeter 0 200 ma. all digital meter accuracy =1%, dual range, 3½ digit 7 segment (green display) load resistance:variable load resistance. diode: tunnel diode. set of patch chords & manual any iso certified reputed brand , to study time division multiplexing (tdm) 1. power supply requirement: 230v ac, 50 hz. 2. built in ic based power supply +5v, 5v dc. 3. size (hxwxd) 4x12x8 inch’’ weight 2kg (approx). 4. 2mm socket are provide on the surface of acrylic sheet to measure voltage & waveform. 5.must provide enough safety precautions from electrical shocks. 6. complete assembly/pcb covered in wooden box. 7. on board sine wave generator 4 i)250hz ii)500hz iii) 1khz iv) 2khz 8. on board clock generator 1 i)150khz 9. on board, multiplexer. 10. on board demultiplexer 11.on board low pass filter, 12. all parts are soldered on single pcb with complete block diagram screen printed. standard accessories: a training manual. connecting patch cords. list of experiments 1. to study of tdm modulation. 2. to calculate tdm for varies amplitude. 3. to detect tdm modulation. any iso certified reputed brand , 6 to study ask, psk and fsk modulators ask modulation & demodulation trainer the single board trainer helps to studies ask modulation & demodulation technique. the trainer consists of i) square wave signal source: variable frequency [ 100 hz – 700 hz ] ii) sine wave carrier generator: variable frequency [ 10 khz – 100 khz ] iii) modulator using transistor iv) demodulator additional accessory required: # dual trace oscilloscope microtech industries , inco, pisco,osaw 1. fsk modulation and demodulation trainer the single board helps to studies fsk modulation & demodulation. the trainer consists of i) signal source: variable frequency [ 20 hz – 1khz ] and amplitude [ 10v max ] ii) modulator section with carrier frequency generator using xr2206 iii) demodulator section using i.c 565. additional accessory required: # dual trace oscilloscope 2. psk modulator & demodulator trainer the single board trainer helps to studies phase shift keying modulation & demodulation. the trainer consists of i) sine wave carrier generator: frequency 33 khz ii) data generator iii) psk modulator iv) psk demodulator additional accessory required: # dual trace oscilloscope any iso certified reputed brand , to study am transmitter and receiver a. m.modulation & demodulation trainer[ i.c based] the single board trainer with in built i.c. regulated dual channel power supply helps to construct modulator using operational transconductance amplifier & to demonstrate how signal can be added to a carrier & observe the amplitude modulated waveforms & check the percentage of modulation. in the same trainer it also demonstrates how signal can be recovered from an amplitude modulated carrier by demodulator. the trainer consists of i) carrier frequency generator : variable frequency [ 9khz – 80 khz ] & amplitude [ 4v max ] ii) signal frequency generator : variable frequency [ 100 hz – 1 khz ]& amplitude [ 10 v max ] iii) modulator using operational transconductanceamplifier iv) demodulator using diode detector. any iso certified reputed brand , to design an amplitude modulator using transistor a. m.modulation&demodulationtrainer [ transistor based] the single board trainer with in built i.c. regulated dual channel power supply helps to construct modulator using transistor amplifier & to demonstrate how signal can be added to a carrier & observe the amplitude modulated waveforms & check the percentage of modulation. in the same trainer it also demonstrates how signal can be recovered from an amplitude modulated carrier by demodulator. the trainer consists of i) fixed carrier frequency : 83 khz , 2 v pp. ii) high frequency transistor bf494b 2 nos. iii) air core outputtransformer iv) set of resistance v) set of capacitor additional accessories required: # dual trace oscilloscope # signal generator any iso certified reputed brand , to study fm transmitter and receiver frequency modulation & demodulation trainer the single board trainer with inbuilt i.c regulated power supply helps to construct modulator & to demonstrate how signal can be added to a carrier & observe the frequency modulated waveform & measure the frequency deviation. the demodulation part helps to demonstrate how signal can be recovered from a frequency modulated carrier by using pll demodulator. the trainer consists of (a) modulator using xr2206 with carrier wave generator [ 45 khz] (b) demodulator using i.c 565 (c) signal frequency generator : variable frequency [ 100 hz – 1 khz ]& amplitude [ 4.6 v max additional accessory required: # dual trace oscilloscope any iso certified reputed brand , to study the characteristics of a ferroelectric crystal oven with digit temp controller and temperature meter digit volt meter ac power supply: ht power supply (5000volt) built in the app. facility to connect cro provided on the front of the panel. arrangement of sample holder with temperature facility given on the top of the panel. 5 nos. of capacitor to control the pe hysteresis curve, which are internally connected and controlled by the selector switch as given on the top of the panel. test sample pzt/tgs also provided with the apps. control circuit also engraved on lower top panel of the unit. sample type: 1.pzt 2.tgs instruction manual. connections are brought out through 4mm bt15 terminals. any iso certified reputed brand , to draw the bh curve of fe using solenoid & determine energy loss from hysteresis. hysterisis loop tracer complete with scope of learning: coercivity and retentivity and saturation magnetization, various magnetic phase identification, hysteresisloss •technical specifications: 3.5 digit digital gauss meter ac power supply: a step down transformer on board. one solenoid coil one search coil. output brought out through bnc connectors. type different types of controls through 10 turn potentiometer length of sample 39mm, diameter of sample 1mm (approx) sample type: soft iron nickle hard steel salient features: front panel built with high class insulated printed circuit board sheet with well printed circuits andsymbols. instruction manual. connections are brought out through 4mm bt15 terminals. optional accessories: cro any iso certified reputed brand , : to measure the resistivity of a semiconductor (ge) with temperature by reverse bias characteristics of ge diode (room temperature to 80 degrees centigrade) and to determine its band gapto measure the resistivity of a semiconductor (ge) with temperature by reverse bias characteristics of ge diode (room temperature to 200°c) and to determine its band gap. complete with scope of learning: band gap of semiconductor •technical specifications: • digital milli voltmeter 2v/20v • digital milli ammeter 20?a. all digital meter accuracy =1%, dual range, 3½ digit 7 segment (green display) • power supply: • constant current power supply 20ma • the experiment consists of the following: • oven with oven controller oven (up to 200ºc) • sample: ge diode mounted • output brought out through 4mm banana plugs. • front panel built with high class insulated printed circuit board sheet with well printed circuits and symbols. • instruction manual. • connections are brought out through 4mm bt15 terminals. • metal cabinet. any iso certified reputed brand , to study temperature coefficient of a semiconductor (ntc thermistor) specification:to determine the temperature coefficient of a semiconductor (ntc thermistor) thermistortrainer: the single board trainer with steel case and integral power supply helps to study the characteristics of the thermstor and calculate temperature coefficient of a semiconductor (ntc thermistor)..the trainer consists of the following specifications: 1. transducer :thermstor( ntc type ) 2. temperature bath :temperature control bath. 3.temperature range :ambient temperature to 100degree centigrade. 4. output :measured by digital meter 5. temperature indicator:digital 3 ½ digit any iso certified reputed brand , to verify the law of malus for plane polarized light. to verify law of malus for plane polarized light malus law verification in this experiment, malus law of polarization is verified by showing that the intensity of light passed through two polarizers depend on the square of cosine value of the angle between the two polarizer axis. ... the transmitted light is measured by a photo detector and the malus law can be verified. any iso certified reputed brand , to verify the stefan`s law of radiation and to determine stefan’s constant determination of stefan constant & verification of stefan boltzmann law (4th power law) 1.copper black body radiator 2.digital temperature indicator 3.dc regulated power supply 0 10v/3a. 4, digital voltmeter 0 20v 5.digital current meter 0 20a. any iso certified reputed brand , to study the polarization of light by reflection and determine the polarizing angle for air glass interface. to study the polarization of light by reflection and determine the polarizing angle for air glass interface. complete with scope of learning: polarization of light using half wave plate experiment optical bench rail type 1mtr. length diode laser with power supply analyzer polarizer photo detector glass & acrylic plate with holder. air glass mounted on hurtle disc instruction manual. patch cords 4mm. light source to be suuplied: diode laser 5mw any iso certified reputed brand , to determine the refractive index of (1) glass and (2) a liquid by total internal reflection using a gaussian eyepiece to determine the refractive index of (1) glass and (2) a liquid by total internal reflection using a gaussian eyepiece complete with spectrometer with standard spectrometer source of light sodium vapor lamp with transformer gaussian eyepiece any iso certified reputed brand , to determine the refractive index of liquid by total internal reflection using wollaston’s air film. to determine the refractive index of liquid by total internal reflection using wollaston’s airfilm. spectrometer with extended colimeter (devco), source of light sodium vapour lamp with transformer air film glass container for the experimental liquid. all setup for setting air film & liquid glass container any iso certified reputed brand , to study the reflection, refraction of microwaves complete set. any iso certified reputed brand , trainer kit logic switch: specification:8 nos. logic input, 8 nos. logic output with led indicator. dc supply:5v/1a volt(fixed), ± 12v/1a volt(fixed) . clock pulse generator: 1hz, 10hz, 100hz, 1khz, 10khz, with ttl & triggering single pulse output. in built digital meters: digital voltmeter (dual range 20v) 1nos bread board:1nos bread any iso certified reputed brand , to design a switch (not gate) using transistor logic trainer [ discrete components]: the single board trainer helps to studies and, or, notgates using discrete components. also study the transistor act as switch. the setup consists of i) built ini.c. regulated power supply + 5 v @ 250 ma power supply, ii) logic inputs: 2 nos. iii) logic output indicators : 1 no. iv) oroperation usingdiodes and resistance. v) and operation using diodes and resistance. vi) not operation using transistor and resistances. any iso certified reputed brand make , multivibrators trainer using 555 multivibrator ( i .c 555) trainer the single board trainer helps to study the monostable, astable & bistable multivibrator using 555 timer ic. the set up consists of i) i.c regulated power supply +12 v@250 ma ii) set of resistance iii) set of capacitor iv) variable resistance v) set switch vi) reset switch vii) timer i.c. lm 555 i) output led indicator. ii) connecting wire additional accessory required: # oscilloscope any iso certified reputed brand , op amp characteristics trainer kit op. amp. characteristics trainer the single board trainer helps to study the following experiments: (a) determination of input offset voltage, (b) determination of input offset current (c) determination ofinput bias current. (d) cmrr (e) slew rate the set up consists of i) i.c. regulated power supply +12 v & 12 v@250 ma ii) set of resistance iii) op. amp. lm741 iv) digital voltmeter 0 – 20v v) set of connecting jack any iso certified reputed brand make , zero crossing detector and comparator trainer zero crossing detector & comparator trainer the single board trainer helps to studies i)to design and setup a zero crossing detector circuit with op amp 741c and plot the waveforms. ii)to design and setup a comparatorcircuit with op amp 741c and plot the waveforms the trainer kit contains i) i.c regulated power supply +12 v & 12v @250 ma ii) set of resistance iii) op. amp. i.c lm741 iv) variable sine wave generator. v)connecting jack additional accessory required : dual channel oscilloscope. any iso certified reputed brand make , schmitt trigger amplifier using op amp trainer schmitt trigger trainer the single board trainer helps to study schmitt trigger action of an op.amp. and measurement of upper tripp point and lower tripp point. the trainer kit contains i) i.c regulatedpower supply : + / 12 v @250 ma ii) set of resistance iii) 2 nos. diode 1n 4148 iv) op. amp. lm 741 v) connecting wire additional accessories required: # sine wave generator # oscilloscope any iso certified reputed brand make , p n/zener /led diode characteristics trainer kit 1. semiconductordiode ( characteristics )trainer the single board trainer helps to study the v – i characteristics of forward bias , reverse bias and calculation of impedance. the trainer consists of i) built ini.c. regulated variable power supply : 0 – 30 v @250 ma ii) one digital voltmeter [ dual range] 0 – 2v and 0 200 v iii) one digital milli ammeter [ dual range]0 – 20 ma and 2000 ua iii) germanium diode : oa79 / in34 iv) silicon diode 1n4007 v) zener diode 5.1 v , 1 w vi) led vii) adequate no. of jack. any iso certified reputed brand , photovoltaic solar cell characteristic experiment set solar cell trainer: the single board trainer helps to studies (1) illumination characteristics , (2) current voltage characteristics , (3) power load characteristics , (4) areal characteristics , (5) spectral characteristics , (6) distance vs . open circuit voltage , (7) distance vs. short circuit current . the trainer containsin built i.c. regulated variable power supply , digital voltmeter , digital milliammeter,resistance bank , solar cell , small optical bench with riders ,set of filters , set of light chopper , lamp, variable power supply for light intensity controlle any iso certified reputed brand , transistor characteristics trainer 2. 2. transistor [ce & cb] trainer the single board trainer helps to study input & output characteristics of transistor in ce & cb modes and determination of hybrid parameters. the trainer consists of i) dual channel i.c. regulated variable power supply 0 – 5v@100 ma and 0 – 12 v @250ma with coarse and fine voltage control faculties. ii) digital milliammeter 0 – 20 ma iii) digital microammeter 0 – 2000 ua iv) two voltmeters 0 – 20 v v) transistor cl 100 vi) connecting wire any iso certified reputed brand make , rc couple amplifier trainer rc coupled amplifier trainer the single board trainer helps to studies (a) a two stage r – c coupled amplifier. (b) the frequency response of the amplifier. (c) the effect of negative feedback on the performance of the amplifier. (d) bandwidth measurement with inbuilt i.c. regulated power supply. the trainer consists of: i) ic regulated power supply +12v@250 ma ii) set of resistance iii) set of capacitors iv) 2 nos. transistor : cl 100 or equivalent v) connecting wire additional accessories required: # sine wave generator (3 mhz) # oscilloscope any iso certified reputed brand , wein bridge oscillator wien bridge oscillator ( op. amp )trainer kit the single board trainer helps to construct & study the lead – lag network and wienbridge oscillator using op. amp. study the waveform of the oscillator and calibrating it using c.r.o. the trainer contains (i) i.c regulated power supply +12 v & 12 v @250 ma (ii) set of resistances, (iii) set of capacitor (iv) 2 nos. variable resistance (v) op.amp lm741 (vi)connecting wire additional accessories required: # dual trace oscilloscope # sine wave generator any iso certified reputed brand , adc and dac trainer kit digital to analog converter (dac) trainer the single board trainer helps to study the operation of digital to analog converter using dac 0808. the trainer contains i) ic regulated power supply +12v & 12v @250 ma ii)logic inputs : 8 nos. iii) digital voltmeter : 0 – 20 v , 3 ½ digit display. iv) dac 0808 i.c. v) lm 741 i.c. microtech industries , inco, pisco analog to digital converter (adc) trainer the single board trainer helps to study the operation of analog to digital converter using successive approximation type adc 0804. the trainer contains i) ic regulated power supply +5v @250 ma ii)i.c regulated variable power supply 0 – 5 v with fine control . iii) digital voltmeter : 0 – 20 v , 3 ½ digit display. iv) successive approximation type adc 0804. any iso certified reputed brand , phase shift oscillator using bjt rc phase shift oscillator trainer specification: the single board trainer helps to construct & measure the waveform and frequency of rc phase shift oscillator. the trainer contains (a) i.c regulated power supply +12v & 12v@250 ma (b) set of resistances, (c) set of capacitors (d) op.amp.741 (e) gain adjustment pot (f) connecting wire additional accessory required: # dual trace oscilloscope any iso certified reputed brand , collpitts oscillator using bjt specification: colpitt oscillator trainer the single board trainer helps to construct & measure the waveform and frequency of colpitt oscillator. the trainer contains (a) i.c regulated power supply + 12 v @250 ma (b) 2 nos. inductors (c)2 set variable capacitor for different oscillator frequency. (d) variable resistance (e) transistor bf494b (f) connecting wire additional accessory required: # dual trace oscilloscope any iso certified reputed brand , to study the various biasing configurations of bjt for normal class a operation specification: class a power amplifier trainer a single board trainer helps to study & determination of output power, frequencyresponse and efficiency of a class a power amplifier. the trainer contains : 1. i.c regulated power supply. 2. set of resistances, capacitors etc. 3. transistors. 4. output transformer. additional accessories required : • sine wave generator • dual trace oscilloscope any iso certified reputed brand...

Council Of Scientific And Industrial Research - West Bengal

37279199 low bg sample holder, 2pcs/set, m/s. rigaku corporation, japan, spares for rigaku xrd model ultima iv part no. m00016288 , indegenous items supply (if any) related to the above equipment sl. no. 1.01 ( detailed item wise bifurcation should be given in pdf cover no.2) , amc cost for five years(price must be in inr)...

Government College - West Bengal

36797481 supplying, providing and fixing of laboratory equipment’s for semester v physics honours(dc12p lab), gour mahavidyalaya supplying, providing and fixing of laboratory equipments for semester v physics honours(dc12p lab), gour mahavidyalaya. , pe hysteresis loop of a ferro electric crystal make: de tech/ses/merinindia/radient technologies technical specifications: sample holder digital temperature meter(0 6000 c) h.t supply variable from 0 to 5000v inbuilt voltmeter inbuilt heating arrangements inbuilt fan on board controls connecting leads instructional lab manual , coupling co coefficient of piezoelectric crystal apparatus make:ses/ detech/scientific/aplab/inco/osw , power supply for digital experiment with +5volt dc output , breadboard(wish)...

West Bengal Power Development Corporation Limited - West Bengal

36490800 procurement of different spares related to ahp i silo, bktps , disc for orifice feeder of silo # , telescopic spout rubber expansion joint for silo, size 530 mm od pipe, fully expanded length, 2000 mm, fully retracted length, 1000 mm ( new ) additional data: 1. material to be supplied along with clamp, nut & bolt. 2. fully retractable length of spout: 850mm. , adapter of telescopic spout for silo for silo stage i for silo, stg i unloading point.size: 600x350x400 , pipe discharge adapter # moc ci, 200nbx250nb f / p, for ahp i# for asdp / p, 1 st stage discharge additional data: 1. moc: alloy ci. 2. material to be supplied as per sample. , poke hole gasket for ash intake silicon rubber , size : o / d : 130, i / d: 95, t: 6, ahp i additional data: 1. material to be supplied as per sample. , gasket for feed gate moc: viton, size: od 665 mm, id 615 mm, cross section 25x30 mm2, for ahp i additional data: 1. material to be supplied as per sample. , holder cage, od 350xl 280xth 3mm, moc ms for silo unloading point level sensor additional data: 1. material to be supplied as per sample. 2. size of the item shall be such that it can easily be fitted with adaptor of telescopic spout ( sl no 3 ) . => limited...

Council Of Scientific And Industrial Research - West Bengal

36005447 supply of low bg sample holder spares and services of am machine , spares and services of am machine ( lens mr 7, optomec usa ) model no. lens mr 7 , indegenous items supply ( if any ) related to the above equipment sl. no. 1.01 ( detailed item wise bifurcation should be given in pdf cover no.2 ) , amc cost for five years ( price must be in inr ) ...

Council Of Scientific And Industrial Research - West Bengal

35765637 low bg sample holder , low bg sample holder, 2pcs / set, m / s. rigaku corporation, japan, spares for rigaku xrd model ultima iv part no. m00016288 , indegenous items supply ( if any ) related to the above equipment sl. no. 1.01 ( detailed item wise bifurcation should be given in pdf cover no.2 ) , amc cost for five years ( price must be in inr ) ...

Government College - West Bengal

35187039 supplying, providing and fixing of laboratory equipments for semester v physics honours ( dc12p lab ) , gour mahavidyalaya. 1 frequency dependence of dielectric constant apparatus: frequency dependence of dielectric constant capacitancemeasurement from 1 50khz. dedicated schering bridge with built in oscillator. computation of dielectric constant and loss factor. sample of mlcc and steroflex capacitor, thermoplastic polymer etc. digital counter for frequency measurement. built in variable frequency measurement. built in variable frequency generator make: ses / de tech / scientific / aplab / inco / osw 2 pe hysteresis loop of a ferro electric crystal make: de tech / ses / merinindia / radient technologies technical specifications: sample holder digital temperature meter ( 0 6000 c ) h.t supply variable from 0 to 5000v inbuilt voltmeter inbuilt heating arrangements inbuilt fan on board controls connecting leads instructional lab manual 3 coupling co coefficient of piezoelectric crystal apparatus make:ses / detech / scientific / aplab / inco / osw 4 power supply for digital experiment with +5volt dc output 5 breadboard ( wish ) ...

National Institute Of Technical Teachers Training And Research - West Bengal

34163602 notice inviting tender, sale of obsolete articles 1. vapour compressor and air conditioning system 2. instrumentation tutor unit for measurement of temperature and speed model ( unique ) 3. instrumentation tutor unit for measurement of displacement and strain 4. instrumentation tutor unit for measurement, vibration force, light, intensity with respect to distance, resistance and capacitance 5. instrumentation tutor unit for measurement of load, torque and pressure 6. instrumentation tutor unit for measurement of capacitance trainer 7. cnc train master lathe ( hmt ) 8. cnc train master machining centre ( hmt ) 9. printer ( hp desk jet 670c ) 10. dot matrix printer epson ( l.q. 1070t ) 11. electro discharge machine 12. china make star model lh011b multipurpose machining system with standard accessories 13. 4 stroke petrol engine 14 4 stroke diesel engine 15. 2 stroke petrol engine 16 screw conveyor 2 meters long 17. husk seperator 18. flow measurement and pipe friction apparatus 19. hp laserjet printer 2300 d 20 digital vibration indicator 21. scanner ( hp scan jet 3670 ) 22. dual trace oscilloscope 23. flat bed scanner ( hp 2400 ) 1. mortar vibration machine with accessories 2. transit oven 3. pundit ultra sonic concrete tester 4. rebar locator profometer ( proceq ) 5. resistivity meter ( proceq ) 6. bar tracker cover meter ( controls, uk ) with calibration test block 7. humidity cabinet 1. consolidation ( oedometer ) test apparatus 1. photochem calorimeter 2. systromics ph meter 1. ibm server x3400 xeon dual processor 2. wireless access point 1. multimedia dlp projector 2. router 3. laser printer 1. xeon based server 1. ups ( 15 kva ) 2. multimedia desktop1. portable reflector 30’x40’ with stand ( outdoor shooting ) 2. enlarger b2 modern manual focusing with 55 mm, 80 mm, & 105 mm lenses. 3. contract printing frame 4. developing tank universal 5. sound movie projector 16 mm keltron pj1160m ii 6. mamya 645 120 slr camera with accessories 7. 35 mm slr camera pentax k1000, body no. 6873847, lens no. 6097001 8. asahi pentax mz m 35 mm slr camera 35 80 mm lens 9. digital still camera kodak p880 with storage device 1 gb 10. motorized unit for nikon camera md 11. flash gun uno mat p300 tct auto twin reflector 12. flash gun vivitar 285 13. akai tape recorder 1710 w 14. dark room timer smith 15. scale weighing 16. film dryer agil model m ii 17. tele photo lens nikon 135 mm, nikkormat 18. wide angle lens 28 mm 19. telephone lens 200mm 20. uv filter for mamiya 645 21. lens hood for pentax 22. close up lens set ( 4 ) 23. macro lens 24. philips gooseneck unidirectional mic lbb9092 25. akg dynamic cardioid mic d2000 1 26. ahuja handled cordless mic awm690v 27. studio master cordless lavelier / tie type mic em ii / el ii 28. vcp thomson pth803 29. photo printer canon pixma ip 8500 30. beta sp one piece camcorder uvw – 100 pk 31. beta editing recorder / player uvw 1800 p 32. playback adapter model v a300p33. u matic 3 / 4’ vcr gcel 104 1 34. automatic edit control unit with control cable 35. dubbing cable 36. audio cable 37. digital plain paper copier with padestal km4050 38. digital multimeter 39. cable release 1. carbon residue apparatus 2. calorimeter: filter photo calorie meter ( 5 filter ) , analog, model no. 322, s. no. 97004069 ) 3. hand blower, electric ( 220 v ) 4. muffle furnace, electric 5. gas analyser complete set pt. electrodes “or set”. 6. gas analyser : spare slow combustion pipette with pt. electrodes 7. asbestos gloves ( 12” ) 8. gloves ( hand gloves ) 9. burner ( maker ) 10. hypso meter ( copper made ) , cap: 2 litters 11. flash point apparatus ( elec. heated with control ) 12. flash point apparatus ( gas heated with burner ) 13. burner ( techlu ) 14. air oven, range : ( 40o c to 250o c ) size: 12’x12’x14’ 15. bath: water bath ( 300x230x9 mm ) 16. oxygen cylinder ( medical type ) 17. gas cylinder ( indian oil corporation ) 18. gas regulator for gas cylinder 19. tong for crucible ( stainless steel ) 20. tong ( ni plated – 6’ ) 21. oxygen cylinder ( key spindle double ended ) 22. stand: rector ring ( 3” dia ) 23. stand: rector ring ( 6” dia ) 24. stand: rerort stand ( rod 3 / 8” ) 25. stand: boss head to fit the stand ( rod – 3 / 8” ) 26. stand: condenser clamp ( 3 finger type ) 27. spatula stainless ( one side flat & one side spoon ) 28. spatula horn ( 6” ) 29. spatula stainless ( both side flat ) 30. bio chemical melting point apparatus ( s. no. 7098 ) without manual 31. bath: water bath complete set ( as per order s. no. 10923 ) , acc. no. 01 32. test sieves with lid & receiver ( 8” dia x 2” ht ) , mesh no. : 20, 25, 30, 36, 40, 50, 60, 72, 80, 100, 120, 150, 200, 250, and 300 ) 33. lid & receiver for test sieves ( 8” dia x 2” ht ) 34. polythene welding iron 35. mortar & pestle ( iron ) 36. teak wood frame for bdh chemical 37. enamel tray ( 12” x 10” ) 38. blow lamp 39. centifuge, cap.: ( 4 x 15 ml ) 40. tool: trowel ( size 2 ) 41. gas generator ( elec. ) run by petrol / solvent with burner 42. ph meter : 0 14 ph ( digital ) , systronic, s. no. 1478 43. turbidity meter, e1 model no.: 331, s. no. 97006095 44. kit for estimation of arsenic 45. kit for estimation of nitrate 46. kit for estimation of phosphate 47. deioniser 48. lux meter: ( lx 101 model ) lutron make “taiwan” with manual 49. portable water & soil analysis kits ( digital ) deluxe model, model no. – 191e ( determination of ph. conductivity, temp., tds, do with manual ) 50. b.o.d. incubator: digital electronic temperature controller cum temperature indicator, temperature range 2oc to 50oc, accuracy 1oc complete with racks, inner chamber stainless steel, 51. auto exhaust analyser: co hc analyser with printer, model npm ch1, serial no.: 578 52. sound level meter digital lutron brand, model sl. 4001 complete with instruction manual and calibration screw driver with manual, 31 / 2 digit display. 53. ( a ) astm distillation apparatus ( for crude petroleum ) :ip 24 & astm d 2892 ( electrically heated model with voltage varrier control ) with manual ( b ) thermometer for above ( 1 ) ip 4c ( range 4 to 360o c ) ( c ) optional spares: ( i ) spare 100 cc distillation flask ( ii ) spare 100 cc receiver ( iii ) spare condenser54. ( a ) astm distillation apparatus ( for petroleum products ) :ip 123 & 1448 ( p 18 ) & astm d 86 82 ( electrically heated model with voltage varrier control and geared heated unit side or front type ) with manual. ( b ) thermometers for above ( i ) ip 5c ( range 2 to 300o c ) ( ii ) ip 6c ( range 2 to 400o c ) ( c ) optinal spares: ( i ) spare 100 cc cylinder ( ii ) spare 200 cc cylinder ( iii ) spare 125 cc flask ( iv ) spare 250 cc flask ( v ) spare nicrome element ( vi ) spare porcelain base ( vii ) spare asbestos board for electrical set ( 32 mm or 38 mm or 50 mm or 70 mm ) imported quality. 55. ( a ) atomic absorption spectrophotometer d2 lamp ( ultra pulse ) back ground corrector 1024 hz, software for operation & data processing and rs. 232 c interface port for direct connection to a computer, guaranteed performance better than 0.7 abs for 5 mg. / l copper solution with an rsd of less than 0.5%, air compressor, type – piston, motor h.p. ¾ volt / hertz / phase:230 / 50 / 1, max. pre psig 100, weight 15 kg., dimension 13” x 8” 15” ( hxwxl ) , computer power requirement 230v, ± 10%, 50 hz, 500 va ac, accuracy : + / 0.5 nm, bandwidth:variable from 0.1 nm to 2.0 nm, photometric range: 0 to 2.000 abs., photometric accuracy: + / 0.01 abs at 1 abs, hollow cathode lamps: frequency 512 hz, no. of lamps to be lit: 1 to 6 simultaneously, lamp holder to accept six lamps on turret, positioning is done automatically, computer, pentium cpu @133 mhz, 8 mb ram, 1 gb hdd, 1.44 mb fdd, colour monitor, 14 inch svga, 2 serial and parallel port, 1 mouse port, keyboard and mouse, std. operating system ms dos 6.22, printer ink jet with required accessories, sr. no. : 3282 / 0398. model chemito 203 with manual. 56. ( b ) nitrous oxide burner 57. ( c hollow cathode lamps ( as, cr / cu / co / fe / mn / ni, hg, cd, pb, p, ca / mg, na / k ) 58. ( d ) pre requisites ( required for the installation of the system ) ( i ) nitrous oxide cylinder with double stage regulator ( ii ) acetylene cylinder with double stage regulator ( iii ) servo voltage stabilizer, kva ( iv ) ss steel hood with exhaust fan including necessary fittings 59. flow measuring device by using venturimeter, orifice meter, rotameter & pitot tube ( closed circuit ) : ( i ) sump tank: 250 ltrs. ( approx. ) , material – fibre reinforced plastic, ( ii ) measuring tank:capacity – 30 ltrs., material – f.r.p. ( with ) piezometric tube ) ( iii ) monoblock pump: f.h.p. with necessary piping and control valves, ( iv ) measuring device: venturimeter, orifice meter, rotameter & pitot tube with inclined manometer, ( v ) manometer with stand. 60. pipe friction apparatus ( closed circuit ) ( i ) three pipes : different diameter ( ii ) cock tapping at 2 m distance ( iii ) supporting stand ( iv ) measuring tank of suitable capacity with drain valve & gauge glass ( v ) different manometer of 1 meter length without mercury ( vi ) centrifugal pump 61. centrifugal pump test rig. ( variable speed ) : ( i ) centrifugal pump 1” x 1” ( ii ) variable speed motor with control 1 h. p. ( iii ) pressure gauges for head measuremen ( iv ) power meter for motor power measurement ( v ) control valve for flow control ( vi ) control panel with various control mounted on it. 62. tilting flume, 4 meter long ( open type ) with accessories ( rs. 34, 400.00 ) 63. dot matrix printer ( model: tvse msp 345 ) , sr. no. 993918739 ( 23pin / 132 col / 300 cps 64. analytical balance: model : ab104 s, readability: 0.1 mg, max. capacity: 101g, repeatability: 0.1 mg, linearity: ± 0.2 65. loquid liquid extraction ( lab model ) glass column 3 inch dia x 4 ft. height liquid liquid separator gear pump. tank ( 1 x 1 x 1 ft. ) – 02 nos. with stand and necessary fittings. 66. cstr reactor ( lab model ) 67. plug flow reactor ( lab model ) : a tubular reactor pipe in the form of u tube of 400 mm long with 5 litres, cap: fed hopper fabricated from ss 316 grade 68. agitated batch crystalliser ( lab model ) : s.s. steel tank, size : 8 litres, with cooling coil and stirrer. 69. heat transfer through composite wall: composite wall assembly with digital electronic temperature measurement ( lab model ) 70 dr / 4000 uv vis spectrophotometer: 190 110 nm european power card ( includes single cell module, cell adapters, 1 inch matched quartz cells, carousel module with 1 inch, 4 position and 1 cm, 6 position inserts ) 71. flame photometer catalogue no.: or 301 ) with following optional accessories. 72. ( 1 ) optical filter, calcium 73. ( 2 ) optical filter, lithium 74. ( 3 ) compressor oil free 75. ( 4 ) tank, air reservoir 76. ( 5 ) filter, moisture 77. hot plate – operable on 220 / 230 v, ac, rectangular, electrical with energy regulator size: 12 inch x 10 inch 78. conductivity meter ( digital ) , up based with two cells of cell constant 1.0 & 0.1 systronics, product code: 103062, type 306, s. no. 899 79. ph meter ( digital ) , μp based with electrode, systronics, product code: 103611, type 361, s. no. 361 80. spectrophotometer ( digital ) , systronics with digital w / l display ( 340 990 nm ) , 10nm b / w, two position sample holder, product code: 101661, type 166, s. no. 698 81. continuous water distillation unit: capacity: 4.5 litres / hour, made: s. s. with condenser, single water still ( distillation ) , free standing, electrically operated, water still parts are made of stainless steel, having immersion water heater, raw water protection & electrical contril box. mounted on a sturdy ms stand. made of ss 304 ( single stage ) . 82. arsenic kit, make: hach, usa 83. water still table pattern ( barnstead type ) make: sonar, double wall, inside tank ( boiler ) & condenser made of s.s. capacity: 4 lit. / hour, load:4.0 kw 84. nephelo / turbidity meter, digital systronics, type 132, product code : 101327 85. dissolved oxygen meter ( portable ) , digital systronics, type – 312, product code: 103126 86. pipette washer, pp, pipette length 40 cm, tarsons 87. eco scan temperature meter 63 wires temp. meter with probe. 88. data logger for umidity & temperature recorder, model: rhtemp101, range: ( temperature: 40oc to +80oc, humidity: 0 to 95% ) , sn: m33071, make : madge tech, usa, pc interface cable: ifc 110 89. waterproof salinity tester, 0.10 – 10.00 ppt, accuracy – 2 % of full scale, resolution 0.1 ppt 90. dissolved oxygen meter ( bench top ) ( eutech, cat no. ecd01500 / 22, s. no. 244039 with 12v / 500 ma dc adaptor self stirring do / bod probe no. 13620 ssp, s. no. 233153 91. turbidity meter, type : bench top, make: eutech, cat no.: ectbdir1000, s. no. 411312 with 12v / 500ma dc adaptor cuvette sample: three nos., cat no. ectbdcuv03kt, calibration...

Bidhan Chandra Krishi Viswavidyalaya - West Bengal

33676305 purchase , particulars , atomic absorption spectrophotometer ( aas ) : atomicabsorptionspectrophotometerwithgraphitetubeautomizer ( gta ) , flameautomizer ( fa ) andvapourgenerationassembly ( vga ) , unitforflame ( airacetyleneandnitrousoxide acetylene ) , chiller, autosamplersforgtaandflame.: technical specification: atomic absorption spectrophotometer: computer controlled with built inflame emission mode, wave length range: 180 – 910nmwave length, sensitivity: sensitivityatleast0.35absfor5µg / mlaqueouscopperstandardsolutionwithair – acetylene flame., optics: double beamholographic monochromator, czerny turner , focallength: atleast250mmfocallength, resolution: 1800lines / mm, slit width: 0.1nm, 0.2nm, 0.4nm, 1nm, 2nm & 5.0nm ( six step auto changer ) , flame atomizer: alltitaniumor equivalentburnerwithimpactbead / flowspoiler, premixdesign, movement: automatic movementintothe sample compartment, affect from acids, organic solvent: unaffected from attacks by acid solution or organic solvents ( e.g. methylisobutylketone i.e. mibk, flame alignment in liquid beam:fullyautomatic, optimizedwithmotorizedburnermountforverticalandhorizontalburneradjustment, nebulizer:highprecisionabletoprovidemanuallyadjustableuptakeratesmaterialofthenebulizerandrelatedventurishouldbeinerttoacidsolutionsandorganic solventssuchasmibk, flame control: computercontrolledignition, gas control: computercontrolledwithoxidantandfuelgasesmonitoringtomonitorconstantfuel / oxidantrationignition., safety function: interlockingsystem to preventignition, essential interlock monitor: burnertypeaswellasitspresenceinposition, airselector, flamesensor, liquidtraplevel, gassupplypressureandairsupplyanywhere inthe networkofgastubings inthe system, automatic lamp selection function: computer controlled hollow cathode lamp selection and alignment, lamp holder: atleast8lampholderwithbuiltinpowersuppliesforhollowcathodelampsandelectrode–lessdischargelampsorequivalent, operating parameter setting: automatic setting, read out / display: displayfacilityforabsorbanceaswellasconcentration, displayoferrorsorerrorcodes, absorbancerangeat least upto 2.0 abs., scale expansion: scale expansionatleastupto 100x, integration time: integrationtime shouldcoveratleast0.1to 60 secondsrange, measurement: measurementsofmean, rsdandcv, backgroundonlymode, integration ofpeakheightandpeakareas.accessories / spares with flame aasystem, vapor generation assembly: shouldbecontinuousflowbasedhydride / mercuryvaporgeneratorwithoptionofusingwithorwithoutaprogra, mmable auto sampler highly automatic: after pressing the start key, the whole, process ( sampling, reacting, calibrating and cleaning ) will be, finished automatically.high sensitivity: the sensitivity of most elements is better than 1ng / ml / 1%a. sensitivity of arsenic is better than 0.15ng / ml / 1%a.rsd: less than 3% measurement time: the single measurement will take 25 to 35 sec, less solution: sample 2 2.5ml ( including clean ) , potassium, borohydride 1 1.5ml, carrier liquid 5 6ml.atomizer: heated absorption cell ( heated by air c2h2 flame in standard carrier gas: ar pressure: 0.32 mpa, consumption:70 ml / min, power requirements: 240 vac, 50 / 60 hz, precision: precisionofbetterthan oratleast1%atppblevelsofmercury, arsenic etc. absorption cell: theabsorptioncell’smaterialshouldhavenoeffectofthehighheatof the flame andthe cellforthe analysis ofmercuryshouldbeofa closedabsorptiondesign flame arrester: flamearrestershouldbeprovidedinthetubewhichconnectsthe assemblyto the absorptioncell, cell design holder: thedesignofthecellholdershouldgiveafirmandeasilyadjustable ( foralignment ) mountingonthe burnerhead. system accessories: complete withnecessary reagentbottles, connectorsetc.hollow cathode lamps: arsenic, antimony, calcium, chromium, cobalt, copper, iron, nickel, lead, manganese, mercury, tin, zinc, molybdenum. air compressor with air filter or equivalent air service unit:completewithpressureregulatorquiteinoperation, necessarytubingandconnectorsandshouldmeettheairsupplyrequirements of aasoperation.oil free pump: oil free pumpandmoisture trap, corrosion resistant: resistanttoacidic vapourandthedrainvalve ( if any ) shouldbemade of stainlesssteelof equivalentcorrosionresistantmaterial nitrous – oxide gas regulator: nitrousoxidegasregulator ( twostage ) withheater, withnecessarytubing’sandconnectors.necessarytransformershouldbeprovidedto transformthissupplyto therequirementsoftheheater.theheatershouldworkon230±10volts50hzacpowersupply.acetylene gas regulator: acetylene gasregulator ( twostage ) withnecessarytubingandconnectors.nitrogen gas regulator: nitrogenregulator ( twostage ) withnecessarytuningsandconnectors.graphite furnace system, graphite tubeatomizer: should becomputercontrolledfullyenclosedgraphitetubesystemconsistingofstabilizedtemperature / totalpyrolyticgraphite plateform.gassupplies: provisionoftwogassupplies ( programmeselectable ) withindependentcontroloverthe gassupplythroughthe furnace.heatingrate: heatingrate ofatleast2500°cpersecond coolingtime: coolingtime20seconds temperature range: temperaturerangeambientto 3800°cor morein 1°cincrementsfeedbacksystem: feedbacksystemforfurnacetemperaturecontrol, interlocksforwater, gas, temperature, furnacedoor, graphitetubedamage andmainspower.temp.programming upto 20 rdertemperatureprogrammingfacilitywithflexibilityofprogramselection, ramptime, gases, gasflowandreadtriggerforeachtemperature step.control computercontrolledwithappropriateprovisionforprintoutofthe furnace andsample parameters display calibrationdata / graphs, temperatureprofiles, signalgraphicsandthe instrumentstatus. memory memoryshouldbe ableto storeatleasttwenty fivenonvolatileprogrammes chiller cooling mode: compressor cooling, temperature controller: pid controller, temperature range: 5°c – 35°c, accuracy: ±1°c, cooling capacity: 1300w @25°c, pump pressure: =1.3bar, pump flow: =15litre / min, tank volume: 8 litre, tank material: stainless steel ss304, refrigerant: r134a size ( w*d*h ) : 360*450*653mm, power supply: ac220v, 50 / 60hz dataworkstation application softwareprogram facility with multitasking software shouldprovidecompletecontrolofinstrumentwithinstrumentstatusdisplayanditsvariousaccessories. provide accurate and reproducible time averaged, integration, non – averaged integration, multi level calibration. softwareshouldhandleinstrumentlinearabsorbancereading, concentration, oremissionintensity, integrationtime, built instatistics, calibrationequationcontrol, slopeofanalyticalcurveusingoperatorselectivecalibrationstandard built ininterfaceforcomputerconnectionanduseofoptionalaccessories. comprehensivequalitycontrolprotocolsfacilityincludingblank, multiplequalitycontrolstandards, qa / qcaudittrailandcalibrationfailure. computer system, make reputed brand, processor i5 10th gen, ram 8gb or advance.ssd 512, monitor 19”led, operation software: preloaded windows xp professional operating system with licensed cd or better msoffice2000standardwithmedia, manualandlicensedcdor better, preloaded antivirus with latest version along with licensed cd or better fume hoodexhaust fume hood made in stainless steel chimney with std 20ft ss304 powder coated exhaust pipe with inert centrifugal blower 1400rpm, ac 230v, with standard fitting installation hardware for installation. operation kit standardoperationkitincludingallrequireditems, tubings, fittingsforstartup / regularoperationofinstrumentsuchasgaspurificationsystem to be supplied with the system. operation / maintenance manual operation / maintenance manualforeachunit analytical manual analyticalmanualincludingapplicationsforflame, vgaandgraphite system operation and maintenance training one weektrainingto beprovidedtotwo scientiston softwaretraining, operation, maintenance andtrouble shootingaspectsof instrumentatthe timeof installation. , air conditioner : split ac with inverter swing compressor: streamer discharge & dew clean technology for healthy air capacity 1.5 ton: suitable for medium sized rooms ( 111 to 150 sq.ft ) 5 star: best in class efficiency copper condenser coil: better cooling and requires low maintenance key features cooling capacity @ 43°c: 100%; noise level: 38 db ( a ) ; ambient operation: 54°c special features: 15% higher iseer compared to base iseer ( 4.5 ) of 5 star ac; patented streamer discharge for healthy air; intelligent eye to adjust cooling according to human presence; triple display ( power consumption %age, set / room temperature & auto error code ) ; dew clean technology that cleans indoor unit coil with a press of button refrigerant gas: r32 environmental friendly no ozone depletion potential indoor unit, outdoor unit, remote control, user manual, warranty card & standard installation kit , bod incubator: floor standing, double doors .temperature range 5°c to 80°c with uniformity of ±0.2°c @ 10°c. microprocessor pid controller delivers superior temperature control accuracy, required for precise results. features and advantages include illumination lamp, caster wheels for easy mobility, digital timer . 175litres / 6.1cft, external chamber ms, internal chamber ss304, solid insulated door ( with glass & without glass ) w / lock door, stainless steel 5 shelves removable, caster wheels, humidity system, light system by interior illumination w / 3 fluorescent tubes, timer 0 99 hours for regulating cycles illumination condition, rfid enabled door locking system. brand name and model name must come in the display. , centrifuge: max speed: 15000 rpm speed accuracy : ±1rpm or ±1 x g temperature: 10°c to +40°c. possibility of precooling during standstill rotor type: angle rotor for conical centrifuge tubes. all rotors with lid and anti corrosion coating rotor capacity: 8 x 50 ml with max. rpm:~14000 rpm 8 x 15ml with max. rpm:~ 14, 000 pre selection of run parameters in terms of rpm timer range: pre selection of time from 30sec. to 10 hr. or continuous set time in hrs:min, min:sec, or continuous mode automatic rotor identification & imbalance sensor low vibration during the operation. extremely low noise during operation ( <66 db ) . with microcontroller for speed, time and temperature motorized lid lock and inter lock keys for start, stop and lid open power supply: 230 v / 50 60 hz , chns analyser : fully automated pc controlled elemental analyser for solid and liquid samples.the analyzer must be able to simultaneously determine the elements in the following combinations: chns, or chn, or cns, or cn, or nwithout a need to change column helium as carrier gas and option for argon as carrier gas in chns mode.sample weight range: 0.2 mg of organic compound to 800 mg or more inhomogeneous soildetection range: 0 to 100% for all elements ( c, h, n, s ) with the capability of measuringat least 10 mg absolute carbon in chns mode and more than 50 mg in cn mode standard deviation: ?0.1% of absolute. lower detection limit of < 50 ppm for n , c and s with thermal conductivity detector ( tcd ) dependingon sample weight. the instrument must fulfil the international and national safety standards. for safety reasons, theentire instrument including furnaces must internally operate on low voltage ( < 50 v ) . large dynamic measurement, range from 0.1 milligram, chemical substance to1 gram inhomogeneous soil, best analysis results for any sample matrix, wide variety of optional configurations, individually extendible, low and tool free maintenance, low noise level, low total cost of ownership, integrated 120 position auto sampler as standard, patented ball valve forblank free sample transfer. furnace system • should have two zone furnace system, separate for combustion and reduction with independent temperature control for each furnace in chns mode. easy slide out mechanism of furnace for routine maintenance work. it should be possible to set difference temperature for combustion and reduction. • controlled furnace temperature should be 1200 deg c or more. • easy ash removal without change of combustion tube by means of an exchangeable ash crucible. separation system • combustion gases in the form co2, h2o, n2 and so2 are separated by means of single temperature programmed desorption ( tpd ) column. detector system • oxygen intrusion free thermistor technology based temperature stabilized tcd detector for measurement of c h n s o auto sampler system • integrated 50 or more position automatic sampler having capacity to handle upto 1000 mg sample in each sampler holder position of carousel software • should be windows based and should have operating software with automatic calculation and statistical evaluation of sample results, automatic leak check, sleep / wakeup function, gas stop, service and maintenance support and weight transfer from external balance. • all instrument functions incl. gas flow and pressures must be digitally controlled for diagnosis and trouble shooting via the internet. consumables: to be supplied with consumables enough for 1, 000 sample analysis in chns / cns mode. necessary documents: • catalogue in original. • all technical specifications should be printed on the manufacturers catalogue / data sheet. , compound microscope : compound microscope ( 10x eye piece, objective with magnifying powers 10x, 40x and 100x oil immersion objective lens ( body monocular die cast body, inclinable upto a horizontal position ( 90° ) ; focussing by coarse & fine focusing knobs; eyepieces huygenian 10x and 15x; objectives hard anti reflection coated, colour coded par focal achromatic 10x, 40x, 100x, oil immersion; condenser built in sub stage condenser with iris diaphragm. branded, best quality ) , compoundtrinocular microscope with camera: trinocular head, eyepiece: swf 10x, u plan objectives of 4x, 10x, 40x and 100x, abbe 1.25 n. a. condenser with iris diaphragm, ceramic coated flat top stage, co axial coarse and fine focusing, led or halogen illumination with automatic voltage sending power supply, digital camera ( 5 mega pixels ) , fire wire cable, c mount adapter 0.7x and image analysis software with 4d experiment ability. , conductivity bridge : advanced microprocessor based design. brand name and model name must come in the display. conductivity and tds modes. automatic and manual temperature compensation auto ranging. 0 20?s / cm, 20 200?s / cm, 200 2000?s / cm, 2 – 20 ms / cm, 20 200 ms / cm, 200ms / cm 2000. multi point calibration. tds conversion factor from 0.40 to 1.00 cell constant adjustable from 0.1 to 10.0 temperature coefficient adjustable from 0 to 10% / °c normalisation temperature adjustable from 15 to 30 °c. bi directional rs232 interface. baud rate selectable from 1200, 2400, 4800 and9600. single and continuous print out of conductivity. multiple printout types. combinations selectable from sr. no., cond / tds, date, time and temperature. real time clock. temperature setting ( manual temperature compensation ) . calibration report as per glp requirements lcd touch screen display with backlight. memory storage of 100 measurements. data logging facility up to 500 results. data logging interval selectable from 5s, 10s, 20s, 30s, 1m, 2m and 5m. temperature calibration. , compound phase contrast binocular microscope : body: binocular, sturdy, stable base body with focus adjustment controls. eye piece: paired, high quality, achromatic, wide field, system complete with illumination system is required. objective: three objectives 10x, 40x, 100x. 10x and 40x objectives should have numerical apertures of 0.25 and 0.65 respectively.100x should have numerical aperture of 1.65. nose piece: revolving nose piece to accommodate a minimum of three objectives with click stops. it should be provided with ribbed grip for easy rotation mounted on a precision ball bearing mechanism for smooth and accurate alignment. stage uniformly horizontal, mechanical stage having dimensions of length 140 mm ( + / 20mm ) . the stage should be provided with spring loaded slide holder for exact positioning of specimen / slide. the stage should have ball bearing arrangement to allow smooth travel in transverse directions i.e. 80 mm ( + / 10mm ) and front to back direction, 50mm ( + / 10mm ) . the system should have a build in variable light source ( illuminator ) . this light sourceshould have a 50 w, 12 v halogen lamp. all consumables required for installation and standardization of system and microscopecover to be given free of cost. , desktop computer with accessories : corei5 11400 motherboard gigabyte h510mh , 16 gb ddr4 ram, 512 ssd, key board, mouse, 19”led colour monitor, bluetooth, cabinet, branded laser printer. , digestion hood for the laboratory : internal lining: suitable material for hf resistancelike upvc or pp internal size ( 1600x675x1250 mm : wxdxh ) ± 10%should supply with digital face velocity meter withalarm / low exhaust indicatorcold water service fixture ( inlet and outlet, pre plumbed ) for using distillationunit inside. tri wall construction for maximum robustness. u pvc / pp internal chamber. chain and sprocket sash support system. hood lighting is pre wired. lighting is electronically ballasted, energy efficient, instant start. typical light intensity on work surface is >1076 lux in zero ambient conditions. u pvc exhaust collar ensures superior chemical resistance. one gas service fixture pre plumbed internal electrical connection: two number ( 5 / 15 amp ) socket internal light fitting for proper illumination with external switches vertical sash: polycarbonate / toughened float glass ( acidresistant ) removable baffle / suitable mechanism for easycleaning, blower and duct: pp+frp – 250 mm diameter duct 20 feet in length 1 hp motor and reputed and standard company ( brand must be mentioned ) , 600 cfm minimum volume weather proof pp / motor housing. exhaust: pp+frp exhaust fan with chemical resistantimpeller system will be installed in first floor of laboratory block. stack height should beat least three meters above top roof ( two storey building ) shaping vanes increase airflow “sweep” at the critical area atthe sidewall to improve containment, especially when laboratorypersonnel walk fast in front of the hood. , electronic precession balance : maximum capacity [ max ] 200 / 2000 g minimum load 20 mg, readability [ d ] , 0.001 / 0.01 g tare range 2000 g, repeatability ( max ) 0.001 / 0.01 g repeatability ( 5% max ) 0.0005 / 0.005 g, linearity±0.002 / 0.02 g stabilization time2 / 1.5 s adjustment external physical parameters levelling system manual display lcd ( backlit ) delivery components balance, weighing pan, weighing pan shield, grounding foot ×1, foot ×3, power supply. weighing pan dimensions 128×128 mm packaging dimensions 470×380×336 mm net weight 3.2 kg gross weight 4.8 kg, protection class ip 43 , communication interface communication interface, 2×rs232¹, usb a, usb b, wi fi® ( option ) electrical parameters, power supply , adapter: 100 240v ac 50 / 60hz 0.6a; 12v dc 1.2a balance: 12 – 15v dc 0.4a max , environmental conditions operating temperature +10 — +40 °c. , environmental shaker :environment shaking incubator : salient features , programmable logic controller ( plc ) , 4.3 hmi with colour display and touch screen, password protected operation. , universal platform to accommodate vanous type of flask and test tube rack max ( 8x250ml ) .electronic capacitance type humidity sensor , direct display of temperature and humidity, display of set value and process value, unique air flow system ensures even distribution of temperature and humidity, precise control of temperature and humidity by using built in pid controller ( auto tuning type ) , forward and backward rotation programs and rpm 30 350, maintenance free brushless induction motor, variable frequency drive ( vfd ) permanently lubricated bearing for noise less operation, triple eccentric counter balanced drive mechanism for uniform agitation, castor wheel for ease of mobility adjustable levelling jack. , horizontal autoclave : 1.fully automatic micro processor based high pressure, high vacuum autoclave for sterilizing material including agars, sterilization of solution in open & closed bottles, disinfection of materials and waste decontamination. 2. should be front loading, have rectangular, horizontal chamber with well insulated jacket, chamber volume minimum 165 lit. 3. should have single vertical sliding door to have a pass through system. door should be electrically controlled having fully automatic function with multiple safety arrangements. sealing system should be based on silicone seal.4. should have at least 50mm thick insulation materials on jacket and in doors to ensure low thermal losses. working temp. of the door should be less than 45deg. c. 5. should be high grade stainless steel.6. should have a built in colousr touch screen.7. should have audio visual alarms in case of undesired situations. 8. should have programmable operators access level. 9. should have at least 10 pre programmed standard cycles plus 5 or more user programmable cycles and provision of chip card port for loading of new programs through chip cards.10. should have temperature adjustable from 25deg. to 135 deg. c. 11. safe working pressure range should be adjustable 12. should have complete monitoring of cycle operation and provided with at least two pressuresensors and two temp. sensors ( pt 100 ) in addition to analog for chamber pressure, jacket pressure and steam generator pressure indication.13. the unit should be equipped with multiple safety mechanisms for emergency stop over pressure safety valves for chamber and jacket, over temp safety, steam traps and electrical safety.14. the unit should include non fade built in thermo recorder for step progress values during the cycle with time and date and alarm condition if any.15. should have built in feature of water saving system for water conservation.16. should be supplied complete with high quality stainless steel trolleys and sterilization baskets: a. external trolley = 01 nos.b. internal trolley with steel roller c. shelves = 01 nos. and d. 2 sets of sterilization baskets. 17. all accessories & electric fitting to be included 18. three compulsory visits for calibration and check up irrespective of complaints in year.19. the steam generator should be also be made of aisi 316 ti steel & the steam generator should be equipped with automatic cleaning facility. 20. integrated waste water cooling, integrated water saving device. touch screen display, chip card reader and rs 232 interface. , hot air oven : capacity 250 litre, temp range: +5ºc to 250ºc. control accuracy: ±0.2ºc, uniformity: ± 2.0 at 100.0ºc minimum 3 no. of shelves with height adjustable in 25mm steps, glass window in built into the door for easy viewing of samples, automatic cut off of heater & blower when door opened, digital pid temperature controller with timer, alarms and auto tuning, aero dynamic internal design for achieving horizontal air circulation, solid and plain bottom without electrical, outer body made of g.i epoxy coated inner body made of stainless steel with clear bottom ce certified. brand name and model name must come in the display. , hot plate : size 420 x 320 x 130 mm ht. ( total height with feet ) weight 9 kg, voltage 230v ( 50hz ) , temperature 250°c maximum uniformity + / 2°c.temperature rise 6°c per minute temperature drop 1°c per minute, the hot plate should be able to control the temperature within + / 2°c, temperature should be uniform throughout the hot plate surface. 6. there should be rims around the edges of the hot plate for safety, power 2200 w, approx. 9.6 amp in 230v, material pfa coated graphite. , laminar air flow chamber : microprocessor controlled system with motorised door. type of airflow: horizontal full password protected operation. 70% of air should be recirculated to the cabinet work area through hepa filter and the 30% balance should be exhausted through hepa. the balance should be dynamic to ensure the 70 / 30 recirculation / exhaust air the instrument must have hepa filters on down flow as well as exhaust with an efficacy of 99.99% for particles sized of calibration certificates along with dop test report shall have to be submitted at the time of supply of instrument ) the dimensions of the working chamber should be in the following range: length: 90 120 cm , width: 40 60 cm , height: 50 80 cm . the main body and working chamber of the cabinet should be made of stainless steel, rigid and rustproof with removable trays the cabinet should have an electrically operated sliding front sash made of safety ( uv ) glass with a provision for manual operation of the sliding front window. also, the sliding front sash should have true air and aerosol tight electrical shahs. front door: clear transparent sturdy material work chamber should be fitted with a fluorescent lamp for illumination and should have programmable uv light cycle. the unit should have microprocessor control keys with large icons and a large graphical display with provision for the permanent display of the following key cabinet conditions. i. inflow and down flow air velocity ii. exhaust and recirculated airflow volumes iii. time and date iv. residual lifetime of filters & total time of cabinet operation ( optional ) alarm notification in the following situations: i. low inflow velocity ii. low down flow air velocity iii. hepa filter life iv. alarms for clogged filters v. other malfunction compatible at a power supply of 220 v, 50hz noise level: < 65 db basic cabinet should be termite and insect resistant and washable accessories: manometer, gas inlet, castors the cabinet should be with a stand with lockable castors brand name and model name must come in the display. , multimeter with ion selective electrodes for water quality testing : colour capacitive touch screen with software control facility. can store 2000 sets of test data, which can be saved and transferred to usb memory stick and opened with excel. power: universal ac adapter and with rechargeable lithium battery ( included ) . concentration range: ( 0~19990 ) , can switch 6 kind of concentration units: ug / l, mg / l, g / l, mol / l, mmol / l, ppm. concentration resolution: 4 significant digits ( expressed in scientific notation ) can be operated through 5 amp plug and battery. accuracy: ±0.1mv or 0.03% temp range: ( 0? to 100? ) accuracy: ±0.1? output through usb / bluetooth battery life 1000 hour. type: lithium battery. ise fluoride, chloride , bromide, ammonia, brand name and model name must come in the display. , mechanical shaker: compact bench top microcontroller based shaker with temperature control range from ambient +5°c to 60°c , ergonomicallydesignedwithminimalfootprint triple eccentriccounterbalanceddriveforuniformagitationwith 25mmshakingorbitmaintenance freepermanent ( self ) lubricatedshieldballbearingsfornoiselessoperationfrpexteriorwithanti vibrationmountforsmoothrunning preciseshaking speedcontrolwithgentlestart / stopcycle, preventingspillagepowerfulpermanentmagnetdcdrivewithdigitalleddisplayofspeed pulsewidthmodulation ( pwm ) basedspeedcontroloptionaltimerfunctionforspeed autore starttosetspeedafterpoweroutage universalplatformtoaccommodateerlenmeyer, roundbottom, volumetricflasks, testtube holdersµplateholders hasautorestartfunctionafterpowerinterruptionwithnonvolatilememory ( retainsetparametersafterpowerfailure ) orbital shaking with orbit diameter of 25 mm, speed 20 450 rpm with accuracy of ± 2 rpm, led display , universal platform and clamps to hold flaskscapacity 100ml 64nos or 1000ml. 16nos, tray dimension : 450 x 450 mm, noiseless operation, operational voltage 220 ± 20v, 50 hz, should meet ce standards , mechanical soil auger : soil auger sampler : made of iron : screw type, one meter long with handle :size : 2.5 cm. dia , microprocessor based flame photometer : alphanumeric graphics lcd ( 240x 128 dots ) brand name and model name must come in the display microcontroller based na, k, li, ca& ba auto ignition gas leak sensor auto gas cut off. pass word protection. separate logging for guest and administrator quadratic curve fitting rtc high quality compressor software na minimum concentration without dilution 2 ppm and 0 200 meq / l with 1:100 dilution ba can be measured upto 3000ppm without dilution in higher concentration mode and 500ppm at lower concentration mode. caupto 250 meq / l with 1;100 dilution bandwidth 10nm curve fitting accuracy ±2% f.s pc link software to send data to pc. gas cylinder and regulator must be supplied. product must be ce certified and company should bear iso certification. brand name and model name must come in the display. , microtomy : section thickness range: 0.25 60 ?m trimming thickness range: 5 500 ?m resolution: 0.25 for 0.25 1 ?m 0.5 for 1 5 ?m 1 for 5 20 ?m 2 for 20 30 ?m 5 for 30 60 ?m resolution: 5 for 5 10 ?m 10 for 10 100 ?m 20 for 100 200 ?m 50 for 200 500 ?m knife carrier retraction during return travel of the specimen: 60 ?m horizontal feed range of the knife carrier: max. 28mm vertical specimen stoke: max. 64mm specimen size: 55 x 50 mm specimen orientation: x and y axes: universal 8º z axis: up to 360º , microwave digestion system : large furnace cavity design with completely independent intellectualproperty rights, 1~6 100ml ultra high pressure digestion tanks can be placed at the same time; industrial grade 1000w magnetron. temperature and pressure dual measurement and control, precise control, active prevention of over temperature and over pressure, maximum working pressure: 6mpa, maximum withstand temperature: 300°c, maximum working temperature: 250°c high precision anti interference pressure sensor adopts double explosion proof control mode to directly measure the actual reaction pressure in the digestion tank, the pressure measurement range is 0~10mpa, and the pressure measurement accuracy is 0.01mpa; insert high sensitivity platinum resistance temperature sensor, directlymeasure the actual reaction temperature in the digestion tank, the temperature range is 0~300°c, and the temperature measurement accuracy is ±0.1°c; it can measure and control the pressure and temperature in any reactiontank, and the 7 inch high definition camera display accurately shows the chemical reaction process; equipped with perfluorination digestion tank or ft double layer digestion tank: ptfe digestion tank is made of ptfe ( polytetrafluoroethylene ) , and the sheath is made of high strength explosion proof aerospace composite. the fiber material is made by one time die casting, high temperature resistance, high pressure and strong acid corrosion resistance; easy disassembly and assembly, fast cooling; double venting protection and digestion tank for venting holes and sealed bowls; up to 6 ultra high pressure digestion tanks can be placed at the same time; the furnace cavity is ventilated with acid resistance, large air volume centrifugal fan, and the exhaust air volume is 5m3 / min; specially designed self locking ground moving safety door to resist accidental explosion and microwave leakage. tank technical parameters: the pressure resistant jacket material is a hydrophobic high strength pressure resistant composite fiber material, which is explosion proof and supports washing and easy to clean. the inner tank adopts imported modified polytetrafluoroethylene ( tfm ) , high strength frame type closed ultra high pressure reaction tank: the highest withstand temperature =300 °c. explosion proof membrane automatic pressure relief and peek compressionmodule pressure relief safety design to ensure the safe operation of the instrument. the whole tank pressure monitoring system, the threshold value can beadjusted. using high strength engineering plastics for one injection molding, independent ultra high pressure digestion tank holder. tank 6pcs, power ac220v / 50hz / 10a, microwave frequency 2450 ( mhz ) , microwave output power 1000 ( w ) , microwave cavity 45 ( l ) , protective spraying pfa, control heating method pid, temperature ramp 1~50? / min, cooling time =25min, microwave leakage =0.3mw / cm2, temperature control range 0~300?, temperature control accuracy 0.1?, pressure control range 0~10mpa, pressure accuracy 0.01mpa, outer tank material peek, inner can material tfm1700, highest temperature resistance 300?, operating temperature 250?, highest pressure 15mpa , microwave oven : convection microwave oven with ceramic enamel cavity 21l ( 1. capacity: 0.7 cu.ft. / 21 ltr., 2. heat source: convection 3. power: power consumption ( microwave ) 4.1200w 5. power source: 230v / 50hz 6. output power ( max ) : 2350w 7. powerlevel:6 8. display type: led bar 9. control method: membrane 10. door opening type: handle 11. microwave distribution: turntable 12. cavity interior :ceramic enamel ) , millipore water purifier : parameter value or range pressure 2 – 6 bar flow rate > 10 l / min at 2 bar feed water type potable water temperature 5 – 35 °c conductivity 10 – 2000 ?s / cm at 25 °c ph 4 – 10 hardness ( as caco3 ) < 300 ppm silica concentration <30 ppm carbon dioxide concentration ( co2 ) < 30 ppm langelier saturation index ( lsi ) < 0.3 fouling index ( fi5 ) or silt density index ( sdi ) = 7 ( * ) total organic carbon ( toc ) < 1 ppm free chlorine < 1.5 ppm typical water quality measures with a well designed and maintained distribution loop of 20 meters: flow rate pressure 5 lpm / 1.32 gpm 2.2 bar / 32 psi 15 lpm / 3.96 gpm 1.9 bar / 28 psi20 lpm / 5.28 gpm 1.6 bar / 23 psi plumbing connections inlet ( feed water connection ) 3 / 4 bsp loop start / return 1 1 / 2 sanitary tc drains 3 / 8” lab water purification systems type 2 ( pure ) , muffle furnace : controller: should be microprocessor based & at least 8 segment programmable or equivalent controller with necessary safety features. programmable temperature ( pid controller ) controller with heating rate control from 10?c / min to 40?c / min. ( fast heating rate would be preferable ) , heating element :kanthal a1 and backed by high temperature ceramic insulation , safety: over temperature protection& over load protection ( safety controller ) should provided. door safety switch must be provided so that it disconnects power supply to heating element when door opens. should be equipped with digital over temperature protection circuit to fail safe in the event of a controller malfunction , critical electronics component and heating elements protected by a 35a circuit breaker., weight : less than 100 kg , two set of operation and maintenance manual should provided. , ph meter : supply of bench top, digital ph meter along with all its accessories and spares required brand name and model name must come in the display. to operate the instrument as per specification given below: the direct reading laboratory ph meter ( digital ) operable at 230v + / 10v a.c., 50 hz powersupply with necessary cable connections and other standard accessories required for smoothoperation. measuring range resolution accuracy ph range 0 to 14 ph ( min. ) 0.001 ph ± 0.002 ph mv 1000.0 1000.0 ( min. ) 0.1 ph ± 0.2, rel. mv 1000.0 1000.0 ( min. ) 0.1 ph ± 0.2 temperature mtc 10.0 100.0 °c ( min. ) 0.1 °c ± 0.1 °c, temperature atc 5.0 100.0 °c ( min. ) 0.1 °c ± 0.1 °c, temperature compensation : it should have both automatic and manual temperaturecompensation touch screen display , parameters likeph, temperature, mv, date & time etc. ingress protection level : it should be ip54 complied protection level.power requirements : it should be operable with 9 12v / 10w dc adapter. storage of instrument : it should be able to stored in temperature of 5 to 40 °c and relative humidity of 5 to 80% ( non condensing ) glp compliance : it should be glp complied .to improve the reproducibility, it should allow to choose from at least three endpoint criteriaaccording to our requirements.the electrode holder should move in a perfectly vertical way, making it easy to place the sensor in the perfect position i.e. vertically in the measurement beaker. it should be able to connect peripherals via usb and rs232, increasing its possibilitiessignificantly. export of measurement data and calibration data should be possible to usb stickto direct pc software whenever required by us. it should allow monitoring of limits of parameter ph by giving a warning message when the value falls below or exceeds the predefined limits. it should have facility not to delete of data and changing of settings in routine mode. hence it required to be pin protected for login, deletion of data, system settings etc. it should have choice of endpoint formats like automatic, manual and timed. it should have choice of ph decimal places like x.y, x.yy & x.yyy ( up to one, two andthree decimal places. ) it should have data storage up to 1000 measurements ( min. ) it should have ph sensor input through bnc connector with impedance of more than 3 x 1012o . it should have temperature sensor input. it should be able to show the quality of last calibration on its screen. , precision drier : capacity, material and construction: cap:3ltr / h evaporation rate. suitable for aqueous feed solution. laboratory scale model. external body –ss316. drying chamber and cyclone in full ss 316l construction. total construct size: 1200 x 1300 x 2000 mm ( ±10% dimesional tolerance ) , self supported on castor / wheels ( compressor size is extra ) . weight: max 130 kg ( ±20% ) ( compressor weight is extra ) chamber: chamber size: diameter 280 350mm, length 600 1000 mm, with conical bottom. feed pump: variable speed gearless peristaltic pump with dual teflon rollers and precise speed control. feed pump should be of repute make preferable watson marlow / miclin / flowtec or equivalent. silicon tube for feed. pump should be controlled through plc and manually as well. spray system and nozzle:moc for two fluid spray nozzle: 316l variable aperture nozzle of 0.7mm.other sizes such as 0.5 / 1.0 / 1.2 / 1.5 / 2.0 / 2.5 mm may be available. auto de blocking system for spray nozzle which will be fitted on nozzle controlled through a de blocker timer. an additional spray aperture for future use should be included. nozzle geometry and design must be submitted with a tender document. desired output particle size range 20 45 micron, compatible with ceramic slurry also. controller and display: plc based operating system with a multi touch colour, interface, 9” hmi with data logging, online trends, recipe functionand ability to store recipes and recall for ease of use. plc of repute make such as siemens, delta or equivalent etc. thesystem should have an audio visual alarm for a. inlet temperature, outlet temperature and atomization pressure. thesystem should have parameter control and safety interlock. inlet / input air temperature / / temperature range: ambient to minimum 260 degrees c, variable and selectable aspirator airflow:max. 150 cum 3 / hr with vfd for motor control of repute make such as delta, fuji or equivalent air heater:electrical heater with minimum 6.0kw capacity inlet filter:combination type ( pre + hepa ) for pre filtering environment air to keep most impurities and particles away from the spray drying process, outer filter assembly: mainly to protect aspirators from fine particles. it should include spun bound polyester cartridge with ptfe coating. efficiency 1micron down to 99.99%.compressor: oil free air compressor piston type with min. 20l air reservoir 1hp power supply: single phase, compatible with indian standard , quartzdouble distilled water plant: all quartz, material of distillation unit shall be made of high purity electronic grade transparent quartz only, heaters: demountable boiler panel with compact design of boilers & condensers easily mountable for cleaning and maintenance with spiral heaters, electrical requirement: 230 250 volts 10 / 50hz, single phase, dist. water output capacity ( ltr / hr ) : 2.5 ltrs / hr, total power consumed 4.4 kw, conductivity ( ?s / cm ) : <1*10 6, distillation units type vertical, biological activity pyrogen free, double stage glass ( quartz ) distillation units yes, double wall condenser quartz, cooling water consumption ( ltr / hr ) 2 ltrs / min, boiler quartz, demountable model and should be connected with rubber tumbling and pinch cock for cleaning sediments in primary boilers and must be ce / iso certified.primary boiler provided with o ring accessories distillation apparatus power supply ( daps ) : the unit provides for automatic working of distillation unit by switching off the heaters in case water level falls below the heating coil, there by safeguarding the heaters. the unit resumes distillation when water level is restored. the unit also comes with buzzer. apart from the above features, dual cut off: the dual , quartz single distilled water plant: all quartz, material of distillation unit shall be made of high purity electronic grade transparent quartz only, heaters: demountable boiler panel with compact design of boilers & condensers easily mountable for cleaning and maintenance with spiral heaters, electrical requirement: 230 250 volts 10 / 50hz, single phase, dist. water output capacity ( ltr / hr ) : 2.5 ltrs / hr, total power consumed 2.2 kw, conductivity ( ?s / cm ) : <1*10 6, distillation units type vertical, biological activity pyrogen free, single stage glass ( quartz ) distillation units yes, double wall condenser quartz, cooling water consumption ( ltr / hr ) 1 ltrs / min, boiler quartz, demountable model and should be connected with rubber tumbling and pinch cock for cleaning sediments in primary boilers and must be ce / iso certified. distillation apparatus power supply ( daps ) : the unit provides for automatic working of distillation unit by switching off the heaters in case water level falls below the heating coil, there by safeguarding the heaters. the unit resumes distillation when water level is restored. the unit also comes with buzzer. apart from the above features, dual cut off: the dual cut off switches off the heater even when there is no cooling water supply to the condenser. , refrigerator : frost free refrigerator : auto defrost function to prevent ice build up capacity 253 ltrs : suitable for small families and bachelors | freezer capacity: 69 ltrs fresh food capacity: 184 ltrs digital inverter compressor – enjoy greater energy efficiency, less noise and a long lasting performance. it automatically adjusts its speed in response to cooling demand shelf type: spill proof toughened glass shelves with easy slide special features: easy slide shelf, door alarm, inverter, temperature control, cool pack, stabilizer free operation ( 100 ~ 300 v ) key feature : all round cooling for even cooling corner to corner | power cool enjoy rapid cooling performance | moistfresh zone preserve the freshness and flavor of fruit and vegetables for longer | interior led light | moveable ice maker | tall bottle guards | recess door handle | fresh room | deodorizer | r600a refrigerant , refrigerator temperature control : the upright freezer type comes with an abs make interior. its outer body is a painted steel board, the door comes with a handle and a safety lock on it, there are casters provided for easy handing, its inner drawers are made of plastic control system : uses a microprocessor based temperature controller • the temperature control range is adjustable between 10°c to 20°c • it has a digital temperature display, equipped with audio such as: high or low temperature alarm, chamber volume 270ltr, chamber dimensions 800x500x500 outer dimension 1060x695x792 input voltage 230vac 50hz , semi automatic nitrogen protein analyzer : analyzer should be semiautomatic system consisting of a digestion unit, a scrubber unit, and a distillation unit. digestion unit: automated with integrated programmable control, should have electrically heated ( 230 ± 10 volts, 50 hz ac ) metal blocks. it should be capable of providing a temperature range from 100°c 440°c with ±10°c repeatability. should have inbuilt temperature controller with digital display and led display along with manual temperature adjustment. heating time setting with steps from 1 150 minutes should have the capacity to accommodate at least eight numbers of digestion tubes each of at least 250ml capacity , should have leak proof integrated condensers ( fumes carriers ) made up of glass, fixed on a movable panel along with adopter for outlet to the scrubber unit. proper digestion exhausts system. scrubber unit should be an oil free centrifugal suction type, with manual vacuum adjustment facility. corrosion and impact resistant provided with condensate and acid fumes collection vessels. should operate on 230 ± 10 volts, 50 hz, ac power supply. distillation unit fully programmable distillation unit including sample dilution, alkali and receiver addition, distillation and tube draining facility. validated procedure / certification for tkn distillation like aoac, epa, din, iso etc, should be made up of standard quality borosilicate glass. should possess a steam generator made up of borosilicate glass along with heater and have 3 step manual control facility i.e. standby, water inlet and distillation. should have inbuilt bellows pump for accurate reagent ( alkali / acid ) dispensing. should have ventilation valve. should have timer for 5 15 minutes with audio signal. steam inlet tube should be of ptfe. unit should have quick clamping device for digestion tube with adaptor. should operate on 230 ± 10 volts, 50 hz, ac power supply. complete unit shouldprovided with one set of digestion tubes along with the servicing, operating and maintenance manuals. can able to monitor and measurement of distillate temperature. self adjusting cooling water control facility safe feature for safe distillation. can be upgradeable whenever required accessories: 2 set of digestion tubes, digestion tube stand, spillage tray for the condensers, tube removing device , soxhlet’s apparatus : body constructed in ms epoxy coated finish , featuring use of mantle type heaters that comes with support of energy regulator, capability to handle 6 tests, can handle flasks of 250ml capacity, supplied withsupport of clamps as well as rubber tubing, works on electric supply of 220 / 230 volts, 50 / 60 hz ac, suitable to heat soxhlet flasks of 250ml , top loading balance: maximum capacity ( or ) range of the balance80 90 / 220 gm readability 0.01 mg ( 0.00001 gm ) / 0.1 mg ( 0.0001 gm ) tarring range 0 – 220 gm display backlit graphics display / lcd with touch screen operation. repeatability ( standard deviation ) 0.03 mg ( small range ) / 0.10 mg ( large range ) , linearity ±0.20 mg / ±0.10 mg, eccentric load 0.30 mg, calibration adjustment with internal weights, fully automatic calibration technology with temperature controlled, data memory function for keeping weighing data & calibration history data, 10 sensitivity drift ±2ppm / °c ( when automatic self calibration is not used ) stabilization ( typical and fast ) approx. 4.0 sec ( 0.1mg ) / 15 sec ( 0.01mg ) , size of weighing pan ~ 80 90 mm, shielding glass draft shield with flexible configuration protective cover for the terminal, replaceable feed through for weighing below the balance, power supply to be operable with 230 v ac, 50 hz power supply. accessories power supply cable with all accessories for operation, operating & service manual 2 sets ( of hard copies ) with calibration certificate of the balance. soft copy of instrument operating manual to be sent during the time of installation, interface standard bi directional rs 232 interface, dust cover one. , ups for the laboratory : 10kva 192v 8kw online ups , 16nos external battery module with iron rack, ups / automatic bypass facility, true double conversion online ups, microprocessor control for higher reliability. pure sine wave.input power factor correction. wide input voltage range ( 110 v – 300 v ) . generator compatible, selectable charging current allows flexibility to add any battery size, emergency power off , uv visible spectrophotometer : double beam ( 185 1100nm ) spectrophotometer with standalone colour lcd display with pc controlling software optical system: double beam, diffraction grating minimum 1800 lines / mm, scan speed :6000nm / min, 8 position sample holder, photometric details range must cover from 4 to + 4, bandwidth variable ( 0.2nm 6nm ) stray light < 0.05% t @ 220, 340 ( must cover less than 370nm ) , baseline flatness must cover + 0.006a, detector photodiode / single photodiodes / dual silicon photodiodes, power 240+ 10%, 50 60 hz, light source xenon flash lamp, wavelength details , accuracy must cover 1.0nm, measuring modes absorbance, transmittance ( % ) , concentration, operating modes: single wavelength, multiple wavelength, time scan, data presentation display analysis results and graphic data on screen, pc link software, port to data transfer, supplier should provide service for installation, demonstration, training for all operation procedure, temperature range operating conditions should cover +10 degree c to 40 degree, analytical quality assurance instrument should have internal quality assurance tools, certification must comply ce certificate. accessories: quartz cuvettes: 50mm length, 10mm, 20mm path length ( each 2 pairs ) , original catalogue to be enclosed. dedicated branded pc to be quoted with the system .should have manufacturer’s service centre in west bengal and details location to be mentioned in the quotation.. , vertical autoclave : quality systems for medical devices built: • floor standing vertical type top loading autoclave • outer dimensions: width 75 87 cm; height 90 110 cm; depth 65 80 cm software control:• fully microprocessor based proportional integral differential ( pid ) pressure control• controller and software should comply with international standards such as 21 cfr part 11 or any other equivalent.• should have facility to store identification codes and password codes for access level control• built –in memory to store number of cycles sensors:• should have in built platinum resistance temperature detector with a typical resistance of 100 o at 0°c that complies with international standards of safety requirements for electric equipment for measurement control and laboratory use, eg. iec61010 1, iec 61010 2 040 • option to connect additional temperature sensors and pressure sensors should be available display:• user interface should: • be easy to operate• have digital display enabling visualization of stage of the cycle, set and process temperature, pressure and quick access to important information • preferably have graphical display of temperature and pressure• have notification for replacement of filters after appropriate number of runs performed. chamber volume: should be not less than 100 litres and preferably should be 150 180 litres in capacity. suitable number of basket for bottle, vessels or agar media preparation should be quoted along with the instrument.chamber material: should be long lasting, made up of 316ti grade stainless steel of asme / ul grade chamber pressure: chamber should be designed to withstand at least 2.8bar / 142°c and should meet, european pressure equipment directive ( ped 97 / 23 / ec ) .2 | 2 chamber heating: should be heated uniformly by a heating plate on the outer wall with heater of suitable wattage for quick heating.chamber insulation: chamber should be completely insulated with chloride free glass wool. sterilization temperature range: 105°c to 137°c with accuracy of ± 0.1 deg c at 121 deg c & an additional isothermal temperature range of 60°c to 105°c. should have feature minimizes the time liquids are exposed to high temperatures during sterilization thereby protecting liquid media, saving laboratory time and reducing energy consumption. biohazard and waste management system: should have the facility to filter air removed from chamber before sterilization that isuseful for sterilization of biohazard waste.safety: • water level monitoring and maintenance of constant level for safety of heaters. • a safety device to prevent opening the door when the chamber is pressurized. • prevent starting of runs if doors are improperly locked.• safety feature should allow opening of doors only when the temperature reaches a pre set temperature and pressure reaches atmospheric pressure.power requirement: a suitable size of electrical switch gear 3 phase 440 volt with earthing andrecommended size of current capacity mccb will be made available on wall at appropriate place. other connection and installation has to be done by the supplier. , hydrometer , keen boxes , aluminium box , brass sieve , mortar and pestle , different types of augers: , screw type , post hole type , dutch type , stirrera. magnetic b. electric , khurpi , electric heater , room thermometer , gps machine , camera , lcd projector...

Department of Higher Education - West Bengal

31057171 purchase of laboratory equipments and books for different departments of p. r. thakur govt. college, thakurnagar, gaighata, north 24 parganas, pin 743287 , department of chemistry laboratory instruments , digital conductometer with cell ( 1. conductivity range: 0 200?s with 1.0 cell constant 2. temperature: 0 1000c ( manual ) 3. display: 3 digits led4. resolution: 0.1?s 5. accuracy ( conductivity ) : ±1% of f.s. ± 1 digit6. power: 230 v ± 10% of 50 hz7. dimensions: 235 ( w ) x185 ( d ) x 85 ( h ) mm 8. weight: 1.2 kg ( approx. ) 9. accessories:1 cell constant, stand & clamp ) , digital potentiometer ( 1. range : ± 1.999 v2. readout : 4 digit led display3. storage : 2 digit led display, can store 0 100 values / 1000 in p.c. 4. accuracy : .001 volts5. power required : 230 v ac ± 10% 50 hz6. warming period : 5 minutes7. weight : 1 kg ( approx. ) 8. body : abs 9. dimension : 80 mm ( h ) x 235 mm ( w ) x 150 mm ( l ) 10. standard cell : 1.018 v inbuilt 11. accessories : sp ref + pt electrode, stand set & rod ) , visible spectrophotometer ( 1. wavelength range: 340 960 nm 2. wavelength accuracy: ±5nm 3. wavelength readout: 5nm4. wavelength display: dial5.spectral bandwidth: 10nm 6. photometric accuracy: ±0.005abs at 1.000 abs 7. photometric resolution: 0.1%t, 0.001 abs 8. photometric readout: 4 digit seven segment led 9. grating: 600 lines / mm 10. source: tungsten halogen lamp 11. detector: wide range silicon photodiode 12. sample holder: single position 10 mm cuvette holder’ 13. min. sample volume: 1ml in 4 ml cuvette 14. measuring mode: manual ( a ) % transmittance ( b ) absorbance ( c ) concentration15. power: 230 v± 10%, 50 hz16. dimension : 420mm ( w ) x 310 mm ( d ) x 125 mm ( h ) 17. weight: 6.5 kg ) , colourimeter ( 1. wavelength range: 400 700nm with 8 optical filters 2. filter’s peak wavelength: 420, 440, 490, 520, 540, 570, 600, 700 nm3. measuring modes: %t, abs, conc & k factor 4. photometric resolution: 0.1% t, 0.001 abs upto 1.999 abs ( o.d. ) 5. display: 2 line 16 charcter led 6. k factor range: 0 1999 7. concentration: 102 times the absorbance 8. memory: data can be stored in memory 9. sample volume: 1 ml in 4 ml test tube / cuvette 10. source: white led 11. detector: hermetically sealed photodiode 12. printer port: epson compatible 80 coloumn d.m. printer 13. power: 230 v± 10% 50 hz 14. dimension: 160mm ( w ) x 200 mm ( d ) x 100mm ( h ) 15. weight: 1.5 kg ( approx. ) 16. accessories: ( a ) four test tubes ( b ) two glass cuvettes ) , digital balance ( rough ) ( 1. weighing capacity: 200 g2. accuracy: 1 mg3. large lcd with back light for easy view 4. easy access, all glass draft shield with doors that slide open effortlessly & quietly 5. different weighing units such as gm, ct, oz, counting mode etc. 6. integrated overload protection 7. one touch calibration for easy operation 8. optional rs 232 interface available to plug in pc for data collection or printer 9. pan size ( l ) 80 mm ) , digital ph meter ( 1. ph range: 0 14 ph2. millivolt range: 0 to ±1999mv 3.slope correction: 85% to 115%4. resolution: 0.01ph, 1mv in mv mode5. repeatability: ±0.01ph±1 digit for ph; ±1mv ±1 digit for mv 6. standardization range: ±1ph7. temperature compensation: 0 1000c dig. display ( manual ) 8. display: 31 / 2 digit red led seven segment with automatic polarity and decimal point 9. power: 230 v± 10% 50 hz10. dimensions: 235 ( w ) x 185 ( d ) x 85 ( h ) mm11. weight: 1.25 kg ( approx. ) 12. accessories: combined electrode, stand & clamp ) , vacuum desiccator ( 1. type: desiccator; sub type: vacuum2. material: premium plastic / polycarbonate 3. dia: 200 mm ) , magnetic stirrer ( 1. max speed: 1200 rpm 2. display: digital3. stirring capacity: 2l 4. heating capacity: 300 watt5. external dimensions: 200 x 225 x 185 mm 6. paddle dimension: 9 x 35 mm ) , conductivity cell, cell constant 1.0 ( glass body ) , conductivity cell, cell constant 0.1 ( glass body ) , mechanical shaker ( 1. bottle holding capacity: 08 ) , hot drier ( 1. material: plastic, 2.item dimension: 240mm x 50mm x 210mm ( approx.. ) ; working temperature: 60 – 550°c °c ; airflow: 350 – 550 l / min ; heat up time: 1 min ; cord length: 2 m ; 3. accessories: 1 piece baretool and reducing nozzle 3. 1800w input power ) , temperature controlled water bath ( digital ) ( 1. temperature range: rt+5 to 100°c; heating power: 1000w, 110v 2. intelligent temperature controller with pid program, digital display and functions of timing and over temperature protection. 3. no. of hole: 064. the electromagnetic draining valve with easy cleaning and changing of water facilities ) , hot air oven ( 1. temperature range: 50 2500c 2. body material: stainless steel 3. air circulation: forced air circulation 4. no. of chamber: 02 5. power consumption: 1000 watt 6. capacity: 28 l ) , analytical balance ( upto 4 decimal places ) ( 1. weighing capacity: 220 gm 2. repeatability: 0.1 mg 3. linearity: + / 0.2 mg 4. pan size of at series: 91 mm ( dia ) 5. automation grade 6. automatic touch key calibration ) , calorimeter ( 1. teak wood body inside woolen faltto procted heat of coper waterpot.2. one electric conection for heating of water inside the pot fixed with stylus.3.one bakelite cover is on top of the pot .4.one thermometer allowed to measure the temperature inside the water and one thermometer holder is on the top of the wooden cabinet ) , chainometic balance ( 1.chainomatic balances with external alteration of weights up to 100 mg. 2. capacity: 200 g 3. readabilty: ±0.1 mg 4. flat beam with rider using facility ) , convection microwave oven with ceramic enamel cavity 21l ( 1.capacity: 0.7 cu.ft. / 21 liter, 2.heat source:convection3.power: power consumption ( microwave ) 4. 1200w 5. power source: 230v / 50hz 6. output power ( max ) : 2350w 7.power level:6 8.displaytype: led bar 9.control method: membrane 10.door opening type:handle 11. microwave distribution: turntable 12.cavity interior:ceramic enamel ) , department of geography laboratory instruments , prismatic compass 5 dia brass body with folding tripod metalic stand. , dumpy level 12 with mixed metalic body packed in fibre box with carring belt and folding tripod metalic stand . , levelling staff 4 meter long , 4 fold, alluminium, both side scaling in a ptfe basedcarrying case or nylon packing , measuring tape 30 meter in round fibre glass case . , ranging rod 1 metre long 2 pcs in a set , bicolour painting red and white , made of metalic pipe one side conical , arrow / chaining pin / / marking pin 6 9 inch long metalic each , department of microbiology laboratory instruments , colorimeter ( 400 nm to 700 nm with 8 optical filters ) digital photoelectric , laboratory hot plate , compound microscope ( 10x eye piece, objective with magnifying powers 10x, 40x and 100x ) , hot air oven ( digital ) 18 x 18 x 18 , water bath ( digital ) with various hole size , department of physics laboratory instruments , amplitude modulation , demodulation, transmission, receiver trainer kit ( +9 v d.c. at 100 ma, ic regulated power supply internally connected carrier generator circuit which generates carrier wave modulating circuit based on two transistors demodulating circuit adequate no. of other electronic components mains on / off switch, fuse and neon jewel light the unit is operative on 230 v±10% at 50 hz a.c. mains adequate no. of patch cords stackable from rear both ends 2 mm spring loaded plug length 1 / 2 metre good quality, reliable terminal / sockets are provided at appropriate places on panel for connections & observation of waveforms strongly supported by detailed operating instructions, giving details of object, theory, design procedures, report suggestions and book references ) , frequency modulation , demodulation, transmission, receiver trainer kit±12v d.c. at 100 ma, ic regulated power supply carrier generator circuit which generates the carrier signal audio frequency modulating signal variable d.c. is provided to see the frequency deviation in carrier frequency frequency modulation circuit with buffer stage at the output demodulating circuit adequate no. of other electronic components mains on / off switch, fuse and jewel light the unit is operative on 230 v±10% at 50 hz a.c. mains adequate no. of patch cords stackable from rear both ends 4 mm spring loaded plug length 1 / 2 metre good quality, reliable terminal / sockets are provided at appropriate places on panel for connections & observation of waveforms strongly supported by detailed operating instructions, giving details of object, theory, design procedures, report suggestions and book references , pulse analog modulation, ( pam, pwm, ppm ) trainer kit ( pulse modulation techniques: pulse amplitude modulation pulse width modulation pulse position modulation on board sampling frequencies ( pulse ) : 8khz, 16khz, 32khz, 64khz on board generator: 1.sine wave: 1khz & 2khz ( gain adjustable ) 2.square wave: 1khz & 2khz ( optional ) low pass filter: 4m order vw filter voice communication: voice link using dynamic mic & speaker ac amplifier with adjustable gain control dc out put: 4 v ( variable ) switched faults : 8 nos. interconnections: 4mm banana sockets test points: 29 power supply: 220v â±10%, 50hz included: manual , set of patch cords, line cord, microphone, head phone experiments : pam using natural & flat top sampling samples, sample & hold & flat top out puts in pam. ppm using dc & ac ( sine wave ) modulating signals. pulse position demodulation pulse width modulation &demodulation ) , digital modulation , trainer kit ( to study the digital modulation techniques for three different modulations , to study ppm modulation and its demodulation, to study pwm modulation and its demodulation, to study tdm multiplexer ) , dc power supply ( 0 volt 24 voltvariable range , ( best quality & branded ) ) , dc power supply ( 0 a 10 a variable range, ( best quality & branded ) ) , digital volt meter ( variable range, both a.c and d.c ( best quality & branded ) ) , digital ameter ( variable range, both a.c and d.c ( best quality & branded ) ) , digital multimeter ( 1000v ac / dc; 10a ac / dc ( with test leads and current jacks ) ; resistanceto 50 m?; capacitance to 10, 000 ?f, frequency to 100 khz;temperature from 40 ? to 400 ?robust, fast and accurate with manual and automatic ranging, display hold, auto hold, and min / max average recording backlit digital display, analog bar graph, and built in temperature measurements with included thermocouple. ) , he ne laser ( wavelength ( nm ) : 632.8static alignment: centered to outer cylinder: ±0.01 parallel to outer cylinder: ±1.0 mrad beam diameter tolerance ( % ) : ±3 beam divergence tolerance ( % ) : ±3 color: red mode purity ( temoo ) : >95% operating humidity: 0 to 100%, non condensing operating temperature ( °c ) : 40 to +70 output type: free space spatial mode: tem00 storage temperature ( °c ) : 40 to +150 ) , solid state laser ( wavelength:488 nmoutput power:0.05 woperating current:105 to 135 maoperating voltage:6 to 7.5 vthreshold current:40 to 60 ma ) , to determine work function of material of filament of directly heated vacuum diode ( full set up ( best quality & branded ) ) , measurement of planck’s constant using black body radiation and photo detector ( full set up ( best quality & branded ) ) , to determine the ionization potential of mercury ( full set up ( best quality & branded ) ) , to setup the millikan oil drop apparatus and determine the charge of an electron ( full set up ( best quality & branded ) ) , to determine the coupling coefficient of a piezoelectric crystal. ( full set up ( best quality & branded ) ) , to study the characteristics of a ferroelectric crystal. ( full set up ( best quality & branded ) ) , to measure the magnetic susceptibility of solids. ( full set up ( best quality & branded ) ) , to determine the complex dielectric constant and plasma frequency of metal using surface plasmon resonance ( spr ) , to determine the value of e / m by bar magnet. ( full set up ( best quality & branded ) ) , to measure the dielectric constant of a dielectric materials with frequency ( full set up ( best quality & branded ) ) , measurement of susceptibility of paramagnetic solution ( quinck`s tube method ) ( full set up ( best quality & branded ) ) , photo electric effect: photo current versus intensity and wavelength of light; maximum energy ( full set up ( best quality & branded ) ) , to determine the absorption lines in the rotational spectrum of iodine vapour ( full set up ( best quality & branded ) ) , to determine the wavelength and velocity of ultrasonic waves in a liquid ( kerosene oil, xylene, etc. ) by studying the diffraction through ultrasonic grating. ( full set up ( best quality & branded ) ) , to study the reflection, refraction of microwavesdependence of radiation on angle for a simple dipole antenna. ( full set up ( best quality & branded ) ) , to study polarization and double slit interference in microwaves. ( full set up ( best quality & branded ) ) , to analyze elliptically polarized light by using a babinet’s compensator ( full set up ( best quality & branded ) ) , to determine the temperature coefficient of resistance by platinum resistance thermometer using constantcurrent source ( full set up ( best quality & branded ) ) , to determine mechanical equivalent of heat, j, by callender and barne’s constant flow method ( full set up ( best quality & branded ) ) , to determine the coefficient of thermal conductivity of cu by searle’s apparatus ( full set up ( best quality & branded ) ) , to determine the coefficient of thermal conductivity of cu by angstrom’s method ( full set up ( best quality & branded ) ) , digital ic 741, ( best quality & branded ) , digital ic 7404, ( best quality & branded ) , digital ic 7408, ( best quality & branded ) , digital ic 7408, ( best quality & branded ) , digital ic 7409, ( best quality & branded ) , digital ic 7432, ( best quality & branded ) , digital ics 7400, ( best quality & branded ) , digital ic 7410, ( best quality & branded ) , digital ic7486, ( best quality & branded ) , digital ic 7476 ( best quality & branded ) , department of physiology laboratory instruments , student compound microscope with 10x, 40x, 100x and oil immersion objective lens ( body monocular die cast body, inclinable upto a horizontal position ( 90° ) ; focussing by coarse & fine focusing knobs; eyepieces huygenian 10x and 15x; objectives hard anti reflection coated, colour coded parfocal achromatic 10x, 40x, 100x, oil immersion; condensor built in substage condenser with iris diaphragm. branded, best quality ) , kymographis drum ( branded, best quality ) , kymographis stand ( branded, best quality ) , voltage eleminator ( 230 ac converted to 3 12 dc ) ( branded, best quality ) , marriote bottle ( branded, best quality ) , snellens chart ( branded, best quality ) , ishihara test chart book for colour deficiency with 38 plates ( branded, best quality ) , digital hand grip dynamometer ( high precision power gauging gives momentary digital read outs of gripping power. auto capturing of maximum achieved grip power and display of the value. assessment of results according to age and gender group. saving storage and retrieval of results for different users. weight capacity: 90kg / 200lb needs 2 x 1.5v aaa batteries, branded, best quality ) , digital spirometer ( battery type : 1.2 ah , battery voltage : 12 voltage, brand name : rms, charging time : 3 hours, frequency hz : 50 + / 10%, item weight kg : 1.8, memory : sdhc card: 4 gb, ram: 2 gb, harddisk: 40 gb, model text : helios 702, pixels : graphics display: 320 x 240, size mm : printing: 80 mm ( rolled ) voltage range : 220 240 volt.high resolution color graphic tft built in thermal printer, storage for 2500 patient data fvc, svc and mvv test , evaluation of 51 vital parameters with interpretation, facility to download data to pc. branded, best quality ) , department of zoology laboratory instruments , simple dissecting microscope ( 1. magnification: 10x, 15x, 20x2. eyepiece 10x, 15x, 20x 3. light source: rotating mirror4. body material: brass body ) , microcentrifuge including 24 places rotor for 2ml tubes ( 1. max. rpm / rcf: 15, 000 / 21206xg2. max. capacity: 24 x 2.0 ml3. time control: pulse, timed <100 mins or continuous 4. rpm / rcf conversion: yes5. nosie level: <60 db6. programme memory: 1007. display: blue lcd 8. safty lid lock: yes9. lid drop protection: yes 10. automatic door release at completion: yes11. powe supply: 220v / 50 hz12. power requirement: 440va13. acc / dec ( sec ) : 5 / 6 steps ) , haemocytometer set ( 1. set must includes oneimproved neubaeur counting chamber, two 0. 5mm cover glasses, one red cell pipette, one white blood cell pipette, tubing, mouthpieces and carrying case.2. counting chamber type: 2 cell silverlite counting chamber ( isi mark ) with improved neubaeur ruling is 10269 / bs 7483. counting chamber must be mirror based4. pipette type: indian rbc & wbc pipettes ) , sahlis haemoglobinometer ( complete set must consisting of: 1. polystyrene support with 2 coloured rods and opal glass plate 2. comparator tube 3. haemoglobin pipette 20 ?l acc. to sahli 4. silicone tubing of approx. 16 cm length 5. white mouthpiece 6. dropping pipette with rubber teat 7. stirring rod 8. acid vial 9. cleaning brush 10. directions for use ) , hot plate ( 1. top plate materials: ceramic2. top plate dimension: 18 x 18 cm 3. heating temp range: 150°c 500°c 4. maximum load capacity: 11kg 5. dimension: 19 x 11 x 21 cm ) , motorless magnetic stirrer with magnetic stirrer bar ( 1. stirring speed:100 1000 rpm2. stirring volume: 3 liters 3. stirring position: 1 ( one ) 4. top plate dimension: 12 x 12 cm 5. magnetic stirrer bar type: octagon 6. magnetic stirrer bar dimension and quantity: assorted i.e., 2 pieces each of 8x14mm, 8x22mm, 8x30mm, 8x40mm, and 1 piece each of 8x50mm, 8x65mm ) , magnetic stirrer with magnetic stirrer bar ( 1. stirring speed:100 1000 rpm 2. stirring volume: 1 liters3. stirring position: 1 ( one ) 4. top plate dimension: 10 x 10 cm 5. top plate meterial: ceramic6. magnetic stirrer bar type: octagon7. magnetic stirrer bar dimension and quantity: assorted i.e., 2 pieces each of 8x14mm, 8x22mm, 8x30mm, 8x40mm, and 1 piece each of 8x50mm, 8x65mm ) , gel caster for submarine electrophoresis unit ( 1. should accomodates 7×10 cm & 15×10 cm gel casting tray2. should have rubber pad on both inner side3. should be used for both mini and midi submarine gel casting 4. should level adjustable knob ) , compund microscope ( 1. body horse shoe type body2. objective lense: hard anti reflection coated colour coded parfocal achromat: 10x 40x and 100x ( spring loaded oil immersion ) 3. condenser sub stage abbe condenser of 1.25 n.a focusable with rack and pinion; fitted with as iris diaphragm and filter holder ( for blue filter ) to facilitate optimum adjustment of light 4. illumination plano concave mirror 5. focusing: by coarse and fine focusing knobs 6. stage: graduated mechanical stage 120 x 125 mm with convenient adjustment for manipulation of slides 7. eyepiece ( 10x ) : widefield eyepiece ( nwf 10x ) 8. nosepiece: quadruple nosepiece with positive click stops for precise and smooth alignment of objectives ) , uv transilluminator ( 1. wavelengths: 254 nm and 365 nm 2. power: 6 w 3. number of tubes: 6 4. limit of detection: 0.1ng stained dna 5. filter area: ( 20 * 20 ) sq.cm. 6. body construction: powder coated ms ) , semi autoanalyser ( 1. flow cell: quartz flow cell 32 ul2. resolution: 0.001 abs ( display ) , 0.0001 abs ( calculation ) 3. lamp: 6v 10w4. measurement range: 0 to 2.5 abs5. temperature control: peltier 37deg c, 30 deg c, 25 deg c and room temperature6. repeatability: greater and equal 1%7. power requirement: ac 220 v a 15% 50 60 hzl 100w8. wavelength range: 340nm 700nm 9. filter wavelengths: 340, 405, 505, 546, 578, 630nm + 2 free position 10. wavelength precision: + 2nm 11. memory: 150 programs and 1500 results 12. sample volume: 1 9999 uf13. assays: clinical, special proteins, drugs of abuse, therapeutic drugs, electrolytes 14. type of system: semi automatic15. details: inbuilt multifunctional incubator 16. windows embedded compact 7 operating system, ddr2 sdram: 1g bit, flash: 256 mb.17. 7.0 inch true color touch screen ( 800 480 pixels ) with pop up keypad ) , deep fridge 20 ( 1. fast freezing & cfc free2. eco friendly refrigerant – 134a 3. temperature range = 18°c 4. corrosion resistant body 5. heavy duty castor wheels 6. capacity: 310 lit 7. led indicator for power and compressor function 8. in built door light9. pp inside lining 10. wired basket 11. external condenser 12. elegant outside handle & inbuilt lock ) , hot air oven ( 1. temperature range: 50 2500c 2. body material: stainless steel 3. air circulation: forced air circulation 4. no. of chamber: 02 5. power consumption: 1000 watt6. capacity: 28 l ) , convection microwave oven with ceramic enamel cavity 21l ( 1.capacity: 0.7 cu.ft. / 21 liter, 2.heat source:convection3.power: power consumption ( microwave ) 4. 1200w5. power source: 230v / 50hz 6. output power ( max ) : 2350w7.power level:68.displaytype: led bar 9.control method: membrane10.door opening type:handle11. microwave distribution: turntable 12.cavity interior:ceramic enamel ) , books of all departments , bengali version indian publishers ( enter rebate in percentage please do no enter % symbol ) , bengali version foreign publishers ( enter rebate in percentage please do no enter % symbol ) , english version indian publishers ( enter rebate in percentage please do no enter % symbol ) , english version foreign publishers ( enter rebate in percentage please do no enter % symbol ) ...

Eastern Railways - West Bengal

23643641 supply of , a set of consumables for q100 spectrometer instruments as follows : 1. sample holder high temperature cups as per part no. p 10524, 1000 nos per pack, qty = 03 packs. 2. standard base oil to part no. cs 75 500gms, 500 ml pack. qty : 1 bottle. 3. standard oil to part no. cs 22 100 200, 200 gm pack. qty : 1 bottle. 4. standard oil sma 900 ppm to part no. (ba, zn, ca, p, mg), 200 ml pack. qty : 1 bottle....

Eastern Railways - West Bengal

22559687 supply of a set of consumables for q100 spectromet [a set of consumables for q100 spectrometer instruments as follows : 1. sample holder high temperature cups as per part no. p 10524, 1000 nos per pack, qty = 03 packs. 2. standard base oil to part no. cs 75 500gms, 500 ml pack. qty : 1 bottle. 3. standard oil to part no. cs 22 100 200, 200 gm pack. qty : 1 bottle. 4. standard oil sma 900 ppm to part no. (ba, zn, ca, p, mg), 200 ml pack. qty : 1 bottle.], a set of consumables for q100 spectrometer instruments as follows : 1. sample holder high temperature cups as per part no. p 10524, 1000 nos per pack, qty = 03 packs. 2. standard base oil to part no. cs 75 500gms, 500 ml pack. qty : 1 bottle. 3. standard oil to part no. cs 22 100 200, 200 gm pack. qty : 1 bottle. 4. standard oil sma 900 ppm to part no. (ba, zn, ca, p, mg), 200 ml pack. qty : 1 bottle....

Eastern Railways - West Bengal

22283896 supply of a set of consumables for q100 spectromet [a set of consumables for q100 spectrometer instruments as follows : 1. sample holder high temperature cups as per part no. p 10524, 1000 nos per pack, qty = 03 packs. 2. standard base oil to part no. cs 75 500gms, 500 ml pack. qty : 1 bottle. 3. standard oil to part no. cs 22 100 200, 200 gm pack. qty : 1 bottle. 4. standard oil sma 900 ppm to part no. (ba, zn, ca, p, mg), 200 ml pack. qty : 1 bottle.], a set of consumables for q100 spectrometer instruments as follows : 1. sample holder high temperature cups as per part no. p 10524, 1000 nos per pack, qty = 03 packs. 2. standard base oil to part no. cs 75 500gms, 500 ml pack. qty : 1 bottle. 3. standard oil to part no. cs 22 100 200, 200 gm pack. qty : 1 bottle. 4. standard oil sma 900 ppm to part no. (ba, zn, ca, p, mg), 200 ml pack. qty : 1 bottle....

Northeast Frontier Railway - West Bengal

21973827 supply of sample holder, sample holder (disposable) high temperature suitablet e for sprectometer model no. spectroll l of usa drg.no.: m/s towa optics (india) pvt.ltd. part no.10524 o...

Department of Higher Education - West Bengal

18634985 supply of equipment for zoology department : 3.01 spectrophotometer. digital.301e range : 340 960 nm with facility for automatic concentration, percentage transmission & od measurement. wavelength resolution 5 nm.3&1 / 2 digit led display with round test tube. range 340 to 960 nm resolution 0.1 % t, abs :0.001 conc. :1 output % t : 0 to 100 %, abs: 0 to 1.999, conc. : 0 to 1999 detection silicon photodiode light source6v, 10w, tungsten halogen lamp monochromator 600 lines / mm holographic grating sample holder 10 mm test tubes spectral bandwidth 10 nm wave length resolution 5 nm wave length accuracy ± 2.5 nm repeatability ± 2 nm recorder output available display 3 ½ digit bright red led display operating temp.50 c to 450c power230v± 10% ac, 50hz dimensions l 490 x b 300 x h 165 mm ( approx. ) weight 8.5 kg. ( approx. ) accessories :test tubes ( 10 mm path length ) :1 set dust cover : 1 no. 4.01 colorimeter. digital. 8 filter digital photo colorimeter model 312 is a compact & easy to operate instrument for colorimetric analysis of a solution of any concentration. output is available on the digital display in terms of optical density ( absorbance ) . this is a unique system that combines convenience with accuracy & precision in analysis. the instrument includes a wide range of filters covering wavelength from 400nm to 700nm in the form of built in filters. the filter setting is controlled by a rotating disc. technical specifications: accuracy: + 0.02 o.d reproducibility : 0.01 o.d stability : + 0.01 o.d per hour amplifier : ic based display : 2.5 digit led display can read upto 1.99 o.d sample: 1.0 ml power supply : 230v ac mains weight : 4 kg approx. dimensions : l305xb245xh180mm approx....

Department Of Higher Education And Training - West Bengal

18287589 tender for department of chemistry : 37. bod incubator ( b.s.i br. ) pc / 38. electrical melting point bath ( kaypee ) . pc / 39. electrical hot plate with magnetic stirrer 5mldx / mt 300 / pc. inco remi minato 40. water bath alluminium / pc. 41. sand bath alluminium. 6 inch. pc / 42. shaker 250ml. cap. with khan racks with adjastment & special control at least 15 bottles to be set at a time complete with all accessories. pc / 43. double distilted water set ( rivira ) . pc / 44. digital humidity measurement instrument ( mention specification ) . 10 inch 1 ft. 1.5 ft.45. sprayer with rubber bulb ( glass made ) best quality. pc / 46. mealting point apparatus electrical heating. pc / 47. test tube with rim 120mm. x 15mm. gross / 48. fussion tube best quality. gross / 49. digital electrical balance, model k 200 / 300 ( k.roy ) sen. 0.01gm. pc / 50. digital electrical balance, model mk 200e, cap 200, sen. 0.001gm. ( adair dutt ) pc / 51. digital electrical balance, cap 300gm. sen. 0.001gm. ( sartorius ) 52. hand ph meter ( hanna ) . pc / 53. thermometer 00 1100 ( zeal ) . pc / 54. thermometer 00 3600 ( zeal ) . pc / 55. silicon tubing for distillation. ( borosil ) size 10mm.id x 14mm.od metre / 56. digital weather temperature measurement instrument ( mention specification ) . pc / 57. visible spectro photometer ( 340nm.x 990nm. ) with two position sample holder m 167, complete with all acecssories, with cover. pc / 58. hot air oven ( osaw 12``x 12``x 14`` ) or ( digitech 12``x12``x14`` ) ....

Indian Institute Of Technology - West Bengal

17799132 tender for supply of equipment din abrasion : 1 standard abrasion tester in compliance with iso 4649, astm d5963 ( din 53516 ) standards. 2 general technical data dimensions of test piece ø16 mm x 6 mm to ø16 mm x 15 mm clamping force of test piece 2.5 n; 5.0 n; 7.5 n; 10.0 n abrasion path / rotations of the roller 20 m / 42 r ( rotations ) , 40 m / 84 r speed of rotating test piece 0.9 rpm speed of roller 40 rpm feed 4.2 mm / r peripheral speed 0.32 m / s angle of inclination of sample holder 3° roller diameter 150 mm roller width 460 mm 3 calibration certificate the machine must be calibrated by manufacturer with iso 17025 certificate 4. test type test with or without sample holder rotation 5. additional accessories one set of unchecked abrasion sheets 474 x 402 mm consisting of 5 abrasion sheets, incl. 1 roll of double sided adhesive tape ( k28 00051 ) 0, 1 x 50 mm x 50 m temperature resistant up to 175 °c circular cutting device consisting of: circular cutting knife holder circular cutting knife of ø 16, 2 mm abrade steel sample for seasoning the new abrasion sheets cleaning brushes for abrasion tester 1 set of 10 pieces vacuum cleaner for abrasion tester including 10 fleece vacuum bags 6. optional accessories heater for samples, room temperature up to 60 degrees celsius, option for the abrasion tester...

Northest Frontier Railway - West Bengal

17111175 tender for sample holder (disposable) high temperature suitable for sprectometer model no. spectroll l ofusa drg.no.: m/s towa optics (india) pvt. ltd. part no.10524 o...

Government College - West Bengal

16956236 supply of high temperature set up working temperature 1000 c accuracy c pid controller appropriate sample holder for working upto 1000 c with data acquition software...

Government College - West Bengal

16749710 tender for high temperature set up working temperature 1000 c accuracy c pid controller appropriate sample holder for working upto 1000 c with data acquition software ...

Northest Frontier Railway - West Bengal

16686964 tender for sample holder (disposable) high temperature suitable for sprectometer model no. spectroll l ofusa drg.no.: m/s towa optics (india) pvt. ltd. part no.10524 o...

Kolkata Municipal Corporation - West Bengal

15932880 tender for electrical accessories gr. c for the f / y 2018 2019: holder for 15owt.i 25owt / 400wt. h.p.s.v. lamp as per sample., holder, for 70 waits, hups.v lamp. as per sample., p.v.c. insulated adhesive tape ( 18119mm x 9 / 10 mt ) rediyellow / blue / black, f ire retardant tape, make anchor / khaitan i bentec, 63 amp. 500 volts porcelin fuse unit.. comp. with bridge., 100 amp.500 volts porcelin fuse unit. comp.with bridge....

Government College - West Bengal

15409368 supply of equipment and instruments 37. bod incubator (systronics, 38. electrical melting point bath (kaypee, 39. electrical hot plate with magnetic stirrer 5mldx/ mt 300/pc, 40. water bath alluminium / pc, 41. sand bath aluminum. 6 inch, 42. shaker 250ml. cap. with khan racks with adjustment & special, 43. double distilted water set (rivira) , 44. digital humidity measurement instrument, 45. sprayer with rubber bulb (glass made) best quality, 46. mealting point apparatus electrical heating, test tube with rim 120mm. x 15mm, 49. digital electrical balance, model k 200/300 (k.roy) sen. 0.01gm, 50. digital electrical balance, model mk 200e, cap 200, sen. 0.001gm. (adair dutt), 51. digital electrical balance, cap 300gm. sen. 0.001gm.(sartorius), 52. hand ph meter (hanna, 53. thermometer 00 1100 (zeal), 54. thermometer 00 3600 (zeal), 55. silicon tubing for distillation.(borosil) size 10mm.id x 14mm.od, 56. digital weather temperature measurement instrument,57. visical spectro photometer (340nm.x 990nm.) with two position sample holder m 167, complete with all acecssories, with cover, 58. hot air oven (osaw 12``x 12``x 14``) or (digitech 12``x12``x14``), 59. all glass single distillation unit, with borosilicate boiler, borosilicate condenser & quartz heater, horizontal type. cat, 60. ph paper, 61. dropper with teat, 62. non absorbent cotton / 400gm, 63. innoculating needle, 64. soil thermometer, 65. blotting paper, 66. cover slip (18mm. + 22mm, 67. zelderl apparatus with single condencer, 68. vacuum diaphragm pump, model 0.20 (takashi), 69. bench top ph meter, model ecm 710,(seshin biotech) or (eutech, mo ecphtutor d), 70. uv vis spectro photometer, model optizen pop (mecasys)or intech li 295, 71. digital wind vane (lutron), 72. soil shaker, 73. digital noise meter, sound level 1 metre, model sl 4001 (imported),...

Eastern Railways - West Bengal

11941137 supply of micro processor photoelectric calorimeter with 8 glass filters covering range of 400 700 nm with facility for auto concentration percent transmission, absorbance and k factor measurement. it has 16x2 line lcd data display, its sample holder accommodates glass test tubes of 10mm path length. facility has been provided for 100 sample data storage and interface for any centronics printer. make: ei model : 1312ei or similar....

Eastern Railways - West Bengal

11751828 micro processor photoelectric calorimeter with 8 glass filters covering range of 400 700 nm with facility for auto concentration percent transmission, absorbance and k factor measurement. it has 16x2 line lcd data display, its sample holder accommodates glass test tubes of 10mm path length. facility has been provided for 100 sample data storage and interface for any centronics printer. make: ei model : 1312ei or similar....

Eastern Railways - West Bengal

11607123 micro processor photoelectric calorimeter with 8 glass filters covering range of 400 700 nm with facility for auto concentration percent transmission, absorbance and k factor measurement. it has 16x2 line lcd data display, its sample holder accommodates glass test tubes of 10mm path length. facility has been provided for 100 sample data storage and interface for any centronics printer. make: ei model : 1312ei or similar....

University Of Calcutta - West Bengal

11501322 supply of laboratory equipments for physics dept., ( 1 atomic force microscope 2 field emission scanning electron microscope 3 picosecond fluorescence life time spectrometer 4 nanosecond ndyag pulsed laser 5 z scan system ( suitable for item no 3 ) 6 muffle furnace with temperature controller 7 sputter coating unit 8 lcr meter 9 water purification system 10 moke hysteresis loop tracer 11 electromagnet ( suitable for item no. 10 ) 12 vibration isolation table 13 scanning tunneling microscope 14 dip coating unit 15 nitrogen gas generator with compressor 16 horizontal tube furnace 17 grinding jar / bowl with safety closure devices 18 grinding ball 19 dual frequency gps receiver ( rugged ) 20 2 3 metre radio telescope 21 tripple frequency gps receiver 22 dual frequency scintillation receiver 23 ccd camera 24 solid state photometer 25 softpal vlf receiver 26 ultramsk receiver 27 ultramsk software 28 fabry perot interferometer 29 detector for he ne laser 30 flourescence cell uv 31 probe ( including heating arrangements ) for temperature dependent hall effects apparatus 32 franck hertz tube / valve 33 measurement of dielectric constant 34 measurement of magnetoresistance 35 power supply 36 mach zehnder modulator10 ghz with controller and biasing arrangement 37 catv analyzer 38 catv signal generator 39 ber tester 40 prbs generator 41 ic hd74ls76 42 electronic breadboard 43 resistance box 44 rotary vane vacuum pump 45 electrode of ph meter 46 zero background sample holder for xrd experiments 47 portable digital ph meter 48 vacuum desiccators 49 spatula 50 spatula 51 magnetic stirrer bar 52 grating 53 filter 54 lamp 55 sealed battery for online ups 56 electrical dryer 57 electric drill machine with bits 58 10 kva isolation transformer 59 10 kva servo controlled voltage stabilizer 60 10 kva online ups )...

Eastern Railways - West Bengal

11430357 micro processor photoelectric calorimeter with 8 glass filters covering range of 400 700 nm with facility for auto concentration percent transmission, absorbance and k factor measurement. it has 16x2 line lcd data display, its sample holder accommodates glass test tubes of 10mm path length. facility has been provided for 100 sample data storage and interface for any centronics printer. make: ei model : 1312ei or similar....

Eastern Railways - West Bengal

11313235 micro processor photoelectric calorimeter with 8 glass filters covering range of 400 700 nm with facility for auto concentration percent transmission, absorbance and k factor measurement. it has 16x2 line lcd data display, its sample holder accommodates glass test tubes of 10mm path length. facility has been provided for 100 sample data storage and interface for any centronics printer. make: ei model : 1312ei or similar....

Indian Institute Of Technology - West Bengal

8860669 procurement of analytical ultracentrifuge ( auc ) with accessories:1 detection requirement 2 rotors 3 sample holder 4 temperature control 5 speed control 6 compliance 7 scanning uv / visible detection systems specification 8 rayleigh interference specification 9 application capability 10 pc controller data analysis 11 accessories to be provided 12 power requirement 13 provision for future upgradability 14 tool kit 15 cpu and software 16 uniterrupted power supply ( ups ) : optional item...

Government College For Women - West Bengal

8062623 supply of thermostatic aquarium, lan software lab, smart board with sensor, visualize, sound, sit bench, software package, uv vis single beam spectrophotometer, sample holder for spectrophotometer, pc and printer, bislinto access, soft, daq....

Indian Institute Of Technology - West Bengal

6877860 tender for supply of equipment “dynamic mechanical analyser (dma) specifications for tender” deformation modes required temperature range (with liquid nitrogen) heating rate temperature resolution modulus range frequency range force range (dynamic) force resolution displacement/ amplitude range (dynamic) displacement/amplitude resolution operating atmosphere power supply requirements software sample dimension requirements tensile sample holders for accessories required additional accessories preferred installation & warranty...