Latest air particle counter Tenders | Government air particle counter Tenders

CTN :45430786

18 Jun, 2026 NA

Ariyalur - Tamil Nadu

Tender For supply of electronics andcommunication engineering lab materials - electronics and communication engineering lab materials, dso (digital storage oscilloscope)bandwidth: 50 - 100 mhz.sampling rate: 1gs/s.channels: 2 (minimum)power supply: 100v 240v ac, 50-60 hzautomatic measurement: vpp, vavg,rms, frequency, period, vmax, vmin, rise time, fall time, + width, - width, +duty, - duty etc.,horizontal scale: 5 ns/div 100 ns/div or equivalentvertical resolution: 8 bits (2 channels simultaneously)vertical sensitivity: 1 mv/div 10 v/div (at input)waveform math: +, -, x , , invert, fft etc.,waveform storage: 16 waveforms or equivalentcommunication interface: usb host, usb interface.7-inch color display or equivalentbasic trigger functions, digital ic trainer kit with breadboard5v dc, 1a regulated power supply 12v dc / 15v, 200 ma regulated power supplysolderless breadboard to accommodate 8 16-pin icszif (zero insertion force) ic socketssupports ttl and cmos icslogic io leds for output monitoring8 buffered led outputs8 debounced switch inputsttl clock: 1 mhzvariable clock generator: 0.5 hz to 50 hzsingle pulse output: 100 ms (buffered, positive and negative outputs)one seven-segment display with 4 bcd inputsbuilt-in logic probesbuilt-in logic switchesexperiments on basic logic gates, flip-flops, counters, and multiplexers, eliminator transformer (stepdown)input - 220v - 240v ac, 50 hz, output-2v to 12v dc, 0-2 a ripple: 5mv, decade resistance boxrange: 1 to 10 m , steps: 1-10-100-1k-10k, accuracy 1%, suitable for filter and oscillator experiments, decade inductance boxrange: 1 h to 10 h, rotary switch selection, low loss inductors, accuracy 1%, , suitable for filter and oscillator experiments, 8051 micro controller kitoperating voltage: +5v dc4 kb flash (at89c51) / 8 kb flash (at89s52)ram: 128 bytes internal ram16 2 alphanumeric lcdpush buttons / tactile switchesdip switches for digital inputinbuilt adc interface : ldr,potinbuilt dac interfaceinbuilt stepper motor driver with stepper motorinbuilt dc motor driver with dc motor1x4 led array, 1 x4 keypad, 1x relay1x buzzer, 16x2 lcd display, 1x pwm driver1x hardware interrupt key, inbuilt rtcinbuilt eeprom, inbuilt uart module4x7 segment display, both assembly and c language programmable, pc interfaceable., single phase induction motorsingle phase induction motor, 230v ac, 50hz supply.power rating 1 hp (0.75 kw).speed 1440 rpm.capacitor start/run type suitable for lab useloading setup portable ammeter and digital tactometer contact type, auto transformerinput - single-phase, 230v/240v, 50 hz, 4a, ac output - 0 to 270vac, class "h" or class f insulation., temperature measurement kitsensors: rtd (pt-100), thermocouple (fe-k/j-type), and/or thermistor (ntc).display: 3 digit led/lcd digital display (typically 200mv fsd).temperature source: portable water kettle or heater block.signal conditioning: on-board circuitry for amplification, linearization, and cold junction compensation. test points: multiple 2mm/4mm banana sockets for monitoring input/output signals.power supply: 230v ac, 50hz, single-phase.accessories: includes a glass thermometer, ntc thermistor probe 10k, k-type thermocouple probe, patch cords, and instruction manual., ask modulation and demodulation kitmessage signal 1 : 8 bit variable data, amplitude 5vmessage signal 2 : debounce data, amplitude low (0) & high (5v)message signal 3 :fixed data 25k, 12.5k, 6.25k, 3.12k, amplitude 5vcarrier signal : sine wave frequency 200 khz, amplitude 5vmodulator type : switching icdemodulator : envelope detector & lpfcomparator : lm 311 basedsupply voltage (board) : +12v, +5v / dcsupply current : 100 ma (minimum)input voltage : 230 v/ 50 hz acinterface connectors : 2mm banana socket, dth trainer kitpower supply 200v to 240v ac, 50hz,dish antenna 1.5 aluminum steerable, lnb low noise block down converterinput frequency ku band.output frequency 950 to 1450 mhz.conversion gain 65 db.noise temp 35 degree k max.set top box receiver in traine

State Government

CTN :45305523

15 Jun, 2026 NA

Ranchi - Jharkhand

Tender For corrigendum : rate contract for surgical item and other items - a type co2 cylinder valve, abg syringe-pre heparnised for abg test 1 ml, abg syringe-pre heparnised for abg test 3 ml, absolute alcohol 5 ltr. jar, absorbable hemostat (oxidized regenerated cellulose) 2 in x 3in(51cm x 76cm ), absorbable hemostat (oxidized regenerated cellulose) 2 in x 4 in(5.1cm x 10.2cm ), absorbable hemostat (oxidized regenerated cellulose) 3 in x 4in (7.6 cm x10.2 cm ), absorbable hemostat (oxidized regenerated cellulose) 4 in.x 8 in. (10cm x 20 cm ), absorbable hemostatic gelatin sponge (8cm x 3cm) anal, absorbable hemostatic gelatin sponge (8cm x 5cm x 1cm), absorbent cotton roll - net weight - 400gm, accessories for probes of monitor (i) battery, accessories for probes of monitor (i) eeg cup electrode, accessories for probes of monitor (i) etco2 sample line, accessories for probes of monitor (i) lncs disposable probes, accessories for probes of monitor (i) nibp cuff, accessories for probes of monitor (i) nibp hose, accessories for probes of monitor (i) spo2 extension, accessories for probes of monitor (i) temprature probe, accessories for probes of monitor 12 channel (ecg cable), acellular dermal matrix. a unique native collagen - elastin matrix. flexible, non chemical cross linked, confirmable at complicated anatomic area, usfda approved, size: 104x105x1mm., acellular dermal matrix. a unique native collagen - elastin matrix. flexible, non chemical cross linked, confirmable at complicated anatomic area, usfda approved, size: 104x105x2mm., acellular dermal matrix. a unique native collagen - elastin matrix. flexible, non chemical cross linked, confirmable at complicated anatomic area, usfda approved, size: 104x105x3mm., acellular dermal matrix. a unique native collagen - elastin matrix. flexible, non chemical cross linked, confirmable at complicated anatomic area, usfda approved, size: 297x210x1mm., acellular dermal matrix. a unique native collagen - elastin matrix. flexible, non chemical cross linked, confirmable at complicated anatomic area, usfda approved, size: 297x210x2mm., acellular dermal matrix. a unique native collagen - elastin matrix. flexible, non chemical cross linked, confirmable at complicated anatomic area, usfda approved, size: 297x210x3 mm., acellular dermal matrix. a unique native collagen - elastin matrix. flexible, non chemical cross linked, confirmable at complicated anatomic area, usfda approved, size: 52x37x1mm., acellular dermal matrix. a unique native collagen - elastin matrix. flexible, non chemical cross linked, confirmable at complicated anatomic area, usfda approved, size: 52x37x2mm., acellular dermal matrix. a unique native collagen - elastin matrix. flexible, non chemical cross linked, confirmable at complicated anatomic area, usfda approved, size: 52x37x3mm., acellular dermal matrix. a unique native collagen - elastin matrix. flexible, non chemical cross linked, confirmable at complicated anatomic area, usfda approved, size: 74x52x1mm., acellular dermal matrix. a unique native collagen - elastin matrix. flexible, non chemical cross linked, confirmable at complicated anatomic area, usfda approved, size: 74x52x2mm., acellular dermal matrix. a unique native collagen - elastin matrix. flexible, non chemical cross linked, confirmable at complicated anatomic area, usfda approved, size: 74x52x3mm., act cartridges for measurement of act, activated meshed silk matrix composed of silk protein - 0.85 mg/cm2, centella asiatica - 0.065 mg/ cm2, silver nanoparticles - 1.09 mg / cm2 10x10cm, activated meshed silk matrix composed of silk protein - 0.85 mg/cm2, centella asiatica - 0.065 mg/ cm2, silver nanoparticles - 1.09 mg / cm2 10x25cm, activated silk matrix ag sheet composed of silk protein - 0.85 mg/cm2, centella asiatica - 0.065 mg/ cm2, silver nanoparticles - 1.09 mg / cm2 10x10cm, activated silk matrix ag sheet composed of silk protein - 0.85 mg/cm2, centella asiatica - 0.065 mg/ cm2, silver nanoparticles - 1.09 mg /

Central Government/Public Sector

CTN :45395617

20 Jun, 2026 NA

Ahmedabad - Gujarat

Tender For supply of shock pulse analyzing meter/digital bearing checker instrument suitable for fast and easy measurement of bearing condition of traction motor and it should be suitable to measure shock pulse with inbuilt shock pulse probe and machine temperature with an infrared sensor along with headphones so that it could be used as an electronic stethoscope for detecting machine sound irregularities with other technical specification as in sp bc200 or equivelent model in make/brand-spm/skf/mcm as per attached specification. [ warranty period: 30 months after the date of delivery ] ]

Central Government/Public Sector

CTN :45396472

15 Jun, 2026 NA

Dhanbad - Jharkhand

Tender For shock pulse meter for bearing testing of traction motor with shock pulse measurement, vibration measurement of all three parameters (displacement, acceleration & velocity), laser tachometer measurement, stethoscope for easy location of machinery noise, lcd display, along with standard supply: shock pulse probe, head phone, vibration sensor, powerfull magnetic base, hand held probe rod, cable with cannectors, laser tachometer probe, charger, instrument manual. detailed specification as per specification no: clw/tm/4111/24-25/029 dated 15/01/2025. make/brand: spm/mcm/skf/fluke or similar. [ warranty period: 30 months after the date of delivery ] ]

State Government

CTN :43890170

17 Jun, 2026 NA

Multi City - Telangana

Tender For corrigendum : zirconia oxygen analyzer detector probe and probe protector for flue gas oxygen measurement of units 9 and 10

Central Government/Public Sector

CTN :45197352

04 Jun, 2026 8.23 Crore

Delhi - Delhi

Tender For corrigendum : supply of fully automated advanced blood culture system , elisa reader , glassware washer and disinfector , fully automatic chemiluminescence immunoassay system for mycology , air sampler , maldi tof , mycology incubator , fully automated multiplex pcr 2 module , laminar flow hood , table top centrifuge 36 tubes , fully automated immunoassay analyzer , automated liquid handling system , automated clia for serology and parasitology , portable fluorescent microscope with imaging facility , bacterial and yeast automated and ast system 60 positions , air particle counter , rapid biological indicator reader for steam sterilizer , deep freezer minus 80 deg c , automated nucleic acid extraction purification system , bod incubator , semi automated protein analyzer , automatic stool analyzer system

CTN :45386617

06 Jun, 2026 NA

Vellore - Tamil Nadu

Tender For ece lab items dept use - eliminator transformer (step-down) kitinput - 220v - 240v ac, 50 hz, output-2v to 12v dc, 0-2 a ripple: 5mv, strain gauge trainer kitmetal foil strain gauge mounted on beam/cantilever strain measurement under applied load wheatstone bridge arrangementsignal conditioning and amplification circuitinstrumentation amplifiers, 3 digit display of strain / output voltage zero and gain adjustment controlsprovision for applying calibrated loads regulated power supply, 230 v ac, 50 hz table-top trainer with labeled paneltest points to measure the signalsbuilt in power supplies and wooden closed cabinet supplied with patch cords and experiment manual, temperature measurement kitsensors: rtd (pt-100), thermocouple (fe-k/j-type), and/or thermistor (ntc).display: 3 digit led/lcd digital display (typically 200mv fsd). temperature source: portable water kettle or heater block.signal conditioning: on-board circuitry for amplification, linearization, and cold junction compensation.test points: multiple 2mm/4mm banana sockets for monitoring input/output signals.power supply: 230v ac, 50hz, single-phase.accessories: includes a glass thermometer, ntc thermistor probe 10k, k-type thermocouple probe, patch cords, and instruction manual., sim reader trainer kitsim compatibility supports 2g 3g 4g lte sim cards,sim reader mode: reading writing gsm sim card data, imsi, ki codes, phonebook interface usb 2.0 or rs 232 serial port for pc communication.clock frequencies: selectable frequencies 3.579 mhz, 7.159 mhz, 14.318 mhz for sim card operation.power supply: onboard smps 12v 2a or 5v dc with overload protection. hardware components:6-pin or 8 pin sim card socket.led indicators for power, sim reset, and data activity.optional lcd 128x64 and keypad 20 keys for standalone operation. software tools support for at commands gsm etsi 07.0707.05, sim manager utilities, and data logger functionality. common trainer kit featuresfault simulation ability to create faults e.g., sim not detected, vcc failure for troubleshooting.test points: multiple test points e.g., 55 nos for observing signals sim rst, clk, i o via oscilloscope.construction tested glass epoxy pcb, often housed in a study educational case., dual output regulated dc variable power supplydual output regulated power supply- input voltage: 230v/50hzac- output voltage: (0 30v)dc- output current: (0 2a)dc- protection circuit: over voltage and over current protection, short-circuit protection- high efficiency: greater than 85%- low ripple and noise: less than 50 mv, lvdt sensor trainer kitac mains power supply : 230v 10%, 50hzfixed regulated dc power supply : +5v, 12v 500matransducer : lvdtlvdt displacement : 20mm (40mm total)displacement scale : linear 20mmdisplacement display (mm) : red color 3 digit led displayexcitation frequency : 4khzexcitation voltage : ac variable 5v, dc digital voltmeter - 3 digit led/lcd display, measurement range: 0 20 v dc, accuracy: class 0.5( 0.5 % full-scale), dc ammeter digital - 3 digit led/lcd display, measurement range: 0 5 a dc, accuracy: class 0.5 ( 0.5 % full-scale)

CTN :45365476

13 Jun, 2026 NA

Tuticorin - Tamil Nadu

Tender For purchase of lab equipments for ece dept - purchase of lab equipments for ece dept, dc voltmeter (digital) (item code : c006) 1.dcvoltmeteranalog moving coil -(0-10)v, class1.0( 1%full- scale)accuracy - 5 nos2.dcvoltmeteranalog- movingcoil-(0-30)v, class1.0( 1%full-scale)accuracy - 4nos, dc ammeter(item code : c007)specifications: 1. dcammeteranalog movingcoil- (0-30)ma,. 5 nos2. dcammeteranalog -movingcoil -(0-1000) a, class 1.0 ( 1 % full-scale) accuracy - 5 nos, decade capacitance box(item code : c0011)specifications: range: 100 pf to 100 f rotary switch selection with 6 dials. maximum voltage: 350 v. accuracy: 1%., decade inductance box(item code : c0012specifications: range:10 hto10h. rotaryswitchselectionwith6dials. low-lossinductors. accuracy: 1%., 8051 microcontroller kit(item code : c0013)specifications: operating voltage: +5 v dc. flash memory: 4 kb (at89c51) / 8 kb (at89s52). ram: 128 bytes internal ram. 16 2 alphanumeric lcd display. push buttons / tactile switches. dip switches for digital input. inbuilt adc interface: ldr, potentiometer. inbuilt dac interface. inbuilt stepper motor driver with stepper motor. inbuilt dc motor driver with dc motor. 1 4 led array, 1 4 keypad, 1 relay. 1 buzzer, 16 2 lcd display, 1 pwm driver. 1 hardware interrupt key, inbuilt rtc. inbuilt eeprom and uart module. 4 7-segment display. supports both assembly and c language programming. pc interfaceable., embedded trainer kit (using lpc2148) (item code : c0014)specifications: cpu - lpc2148, core - 16/32 bit arm7tdmi-s speed - max 60 mhz, flash - 512kb, ram (on chip) 40kb, 46 general purpose i/opins, usb2.0 one 10bit a/d converter with 14 analog inputs, one 10bit d/a converter, six pwm & watchdog two uarts (16c550), two i2c (400kb/s), two spi eight bit digital output, eight bit digital input,16x2 characters lcd and 4x4 matrixkeypad one potentiometer for giving analog input, relay & buzzer interface i2c devices: rtc, eeprom and seven segment display, on board stepper motordriver lm35 temperature sensor, one rs 232 lines are terminated at 9 pin d type connector and usb interface board has inbuilt power supply and mounted in sturdy cabinet accessories usb cable with utility software to download programs from pc to target board power cord, user manual, temperature measurement kit (item code : c0019)specifications: sensors: rtd (pt-100), thermocouple (fe-k/j-type), and/or thermistor (ntc). display: 3 digit led/lcd digital display (typically 200 mv fsd). temperature source: portable water kettle or heater block. signal conditioning: on-board circuitry for amplification, linearization, and cold junction compensation. test points: multiple 2 mm / 4 mm banana sockets for monitoring input/output signals. power supply: 230 v ac, 50 hz, single-phase. accessories: glass thermometer, 10 k ntc thermistor probe, k-type thermocouple probe, patch cords and user manual., fpga trainer kit(item code : c0025)specifications: must use industry-standard mid-range fpga device usb-jtag programmable, compatible with vivado ise (webpack). power supply: 5 v dc through usb or external adapter. on-board peripherals: leds, switches, push buttons, 7-segment display,clock source, gpio / pmod expansion ports, uart, vga / hdmi, usb uart bridge, usb cable. user manual.

CTN :45343663

11 Jun, 2026 NA

Madurai - Tamil Nadu

Tender For purchase of lab equipments for heat power engineering lab and 3d printer for mech department - five gas analyzer (exhaust gas)* portable 5-gas exhaust analyzer for automotive lab use * measurement of co (0 10%), co (0 20%), hc (0 20000 ppm), o (0 25%), nox (0 5000 ppm) * gas sampling rate: 1 litre/min * response time: 5 seconds * warm-up time: 3 minutes * display: lcd * input: membrane keypad* operating temperature: 0-50 c * power consumption: 25 w, operates on 230v ac / battery * supplied with sampling probe, filters, and carrying case, 3 d printing machine build volume(wxdxh) 256 x 256 x 256 mm shell enclosed (plastic & glass) hot end all metal nozzle 0.4 mm stainless steel included max hot end temperature 300 nozzle diameter 0.4 mm (included) 0.2 mm, 0.6 mm, 0.8 mm build plate compatibility textured pei plate, cool plate, engineering plate, high temperature plate max build plate temperature 100 max speed of tool head 500 mm/s max acceleration of tool head 20 m/s supported filament pla, petg, tpu, pva, pet, abs, asa chamber monitoring camera low rate camera 1280 x 720/0.5fps timelapse supported filament run out sensor :yes control board fan closed loop control auxiliary part cooling fan closed loop control air filter activated carbon filter

CTN :45346428

15 Jun, 2026 NA

Madurai - Tamil Nadu

Tender For purchase of renewable energy practical equipments - equipments for renewable energy practices:, rc phase shift oscillator oscillator type: rc phase shift oscillator using transistor / op-amp configuration. input supply: 230 v / 50 hz ac with regulated internal dc supply. output frequency range: 100 hz 10 khz adjustable. output: sinusoidal waveform with adjustable amplitude up to 10 vpp. rc network: three-stage rc phase shift network with frequency control arrangement. cro test points: dedicated cro terminals at amplifier output, each rc stage, and final output for waveform and phase-shift observation. protection: over-voltage and short-circuit protection provided. indicators and controls: power on led indication with frequency and gain adjustment controls. accessories: patch cords, circuit diagram, strain guage characteristics kitac mains power supply: 230 v 10%, 50 hz metal foil strain gauge mounted on beam/cantilever. strain measurement under applied load. wheatstone bridge arrangement. signal conditioning and amplification circuit. instrumentation amplifiers with 3 digit display for strain / output voltage. zero and gain adjustment controls. provision for applying calibrated loads. table-top trainer with labelled panel. test points for signal measurement. built-in dc power supplies and wooden closed cabinet. supplied with patch cords, load cell characteristics kit input supply: 230 v / 50 hz ac with regulated internal dc supply. sensor: strain gauge load cell with suitable mounting arrangement. load range: 0 10 kg. display: digital display for load/output indication. cro / test points: test points provided for observing bridge output, amplifier output, and signal conditioning stages. controls: zero adjustment and calibration controls provided. protection: overload and short-circuit protection provided. accessories: loading arrangement, connecting leads., measurement of tank level using rotometer input supply: 230 v / 50 hz ac with regulated internal dc supply. tank arrangement: transparent tank with 30 liters capacity with suitable supporting stand. rotameter range: 0 4000 l/hr calibrated rotameter. flow system: pump, control valves, and piping arrangement provided for continuous flow operation. measurement facility: provision for flow-based tank level measurement and observation. display / observation: calibrated level indication with flow monitoring arrangement. test points: output terminals provided for monitoring sensor/output signals. accessories: connecting tubes., measurement of tank level using displacer type level transmitter input supply: 230 v / 50 hz ac with regulated internal dc supply unit. measurement principle: buoyancy (archimedes principle) using displacer element. tank arrangement: transparent experimental tank with 30 liters capacity and suitable mounting stand. level range: suitable laboratory-scale level measurement (0 100% tank height). sensor system: displacer type level transmitter with continuous level output signal. display unit: digital indicator for level display in percentage / engineering units. output signals: standard analog output (4 20) ma / (0 10) v provided for monitoring. test points: provided for transmitter output, signal conditioning, and display unit verification. controls: zero and span calibration adjustment provided for setting level reference. protection: over-voltage and short-circuit protection for electronic modules. accessories: connecting cables, piping arrangement, loading medium (water), measurement of temperature using pt100 input supply: 230 v / 50 hz ac with regulated internal dc power supply unit. sensor: pt100 resistance temperature detector (rtd) probe with stainless steel sheath. measurement principle: resistance variation of platinum element with temperature. temperature range: 0 c to 150 c (or suitable laboratory range). display unit: digital temperature indicator with direct c display. accuracy: high accuracy with linearized rtd signal conditioning circuit. sign

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