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Tender For supply of lab appratous and glassware laboratory materials at phe dn datia- conical flask 250 ml class a , conical flask 500 ml, ,, beaker 100 ml with spout class a, , beaker 250 ml with spout class, , beaker 500 ml with spout class a, , beaker 1000 ml with spout class a, , pipette measuring graduatedmohr type cap. 1 mlclass a, , pipette measuring graduatedmohr type cap. 2 ml class a, , pipette measuring graduatedmohr type cap. 10 ml class a, , pipette measuring graduatedmohr type cap. 20 ml class a, , bacto sampling bottle 250 ml fsnm, , test tube 15 x100 mm with rim 10 ml gr grade a, , measuring cylinder 50 ml core 1 length a, , measuring cylinder 100 ml core 1 length a, , burret automatic cap 50 ml reservoir cap 2 ltr with burret pump 2 class a, , burret automatic cap 50 ml (amber) reservoir cap 2 ltr (amber) with burret pump 2 class a, , volumetric measuring flask 100 ml class a, , nessler cylinder 100 ml, , reagent bottle 100 ml fsnm, , reagent bottle 250 ml fsnm, , crucible with lid 50 ml. make borosil, , brown paper, , tissue paper roll, , recycling plastic cane for water sampling 1 liter, , recycling plastic cane for water sampling 2 liter, , wash bottle 500 ml, , cotton roll(pack size 500gm), , disply board(with board pin packet), , sample storage rack of iron, , pipette stand, , nessler cylinder stand, , bacteriological incubator, , digital colony counter, , desiccator, , sterlie0.45 micron filter, , membrane filtration assembly with vaccum pump set, , mental heater, , hot plate, , distilled water machine, , ph meter electrode, , tds/conductivity meter elctrode, , automatic burette 2000ml for silver nitrate with rubber pump, , automatice burette plain with reservior rubber below capacity, , 2000ml., , hot air oven, , jerry can 1ltr, , magnetic stirrer, , crucible silica 50ml.borosil, , water bath, , eye washer with body washer
Tender For procurement of lab equipments for electrical and electronics engineering department - procurement of lab equipments for electrical and electronics engineering department., single phase tranformer: single phase transformer rating: 1 kva, 50 hz input: 230 v ac output: 115 v ac type: air-cooled, single-phase step-down transformer properly insulated input and output terminals brought out for safe operation, three phase transformer: rating: 3 kva input voltage: 415 v ac, 3-phase output voltage: 230 v ac, 3-phase frequency: 50 hz winding material: copper wound insulation class: class b or higher duty: continuous duty suitable for laboratory use bench/floor mounted suitable for laboratory operation. all winding terminals shall be brought out to insulated terminals and enclosed within a protective outer cover for safe laboratory operation , acidity test kit ethyl alcohol sodium carbonate solution universal indicator solution laboratory-grade test tubes droppers colour comparison chart for test result comparison chemicals supplied in labelled containers with safety instructions suitable for laboratory educational and testing applications, loading rheostat 3 phase: rating: 5.25 kw supply: 415 v ac, 3-phase, 50 hz total number of load steps: 6 main switch to be provided approximate dimensions: 18 18 22 inches (l b h) comprising special cement-insulated electrical load resistors mounted on powder-coated ms panel/enclosure individual on/off rotary switches for load selection mounted on rubber wheels/casters for portability suitable for laboratory load testing applications proper insulation, ventilation, and earthing arrangement to be provided , loading rheostat 01 phase: type: single phase loading rheostat power rating: 5 kw supply: 230 v ac, single phase, 50 hz total number of load steps: 8 approximate dimensions: 18 18 22 inches (l b h) comprising electrical load resistors suitable for laboratory loading applications resistors shall be special cement-insulated type mounted on powder-coated ms panel/enclosure individual on/off rotary switches provided for load selection mounted on rubber wheels/casters for portability , single phase resistive load type: single phase loading rheostat power rating: 5 kw supply: 230 v ac, single phase, 50 hz total number of load steps: 8 approximate dimensions: 18 18 22 inches (l b h) comprising electrical load resistors suitable for laboratory loading applications resistors shall be special cement-insulated type mounted on powder-coated ms panel/enclosure individual on/off rotary switches provided for load selection mounted on rubber wheels/casters for portability , three phase resistive load: rating: 5.25 kw supply: 415 v ac, 3-phase, 50 hz total number of load steps: 6 main switch to be provided approximate dimensions: 18 18 22 inches (l b h) comprising special cement-insulated electrical load resistors mounted on powder-coated ms panel/enclosure individual on/off rotary switches for load selection mounted on rubber wheels/casters for portability suitable for laboratory load testing applications proper insulation, ventilation, and earthing arrangement to be provided , three phase capacitor bank: 3-phase capacitor bank rating: 2 kvar voltage: 440 v ac frequency: 50 hz heavy duty self-healing capacitor units powder coated ms enclosure compact panel mounted/floor mounted construction proper ventilation arrangement to be provided capacitor duty contactor/switch to be provided fuse/mcb protection to be provided discharge resistors to be provided for safety proper earthing arrangement provided , on / off control of lamp using solid state relay kit type : solid state relay (ssr) trainer kit control/input voltage : 12 v / 24 v dc or up to 30 v dc output load voltage : 230 v ac, single phase load control : on/off control of ac lamp load solid state relay based switching circuit opto-isolated input control built-in ac lamp load manual on/off switching arrangement led indication for input and output status
Tender For supply and delivery of chemicals and glassware for the 15 (fifteen) nos. laboratories in the district of south 24 parganas under alipore division, p.h.e. dte. for the period of 180 (one hundred eighty) days. (2nd call) - glassware & other things required for 15 laboratories of alipore south 24 paganas district for 6 monthsample bottle(pbc)(200ml), sterile sample bottle(tarsons)(100ml), aluminium foil 9mt- hindalco/equivalent, tissue paper (medium)- 2x21mt, nitrile gloves(7.6")(100ps), zinc cutter, lighter for mft, lab aprone superior quality,xl size, mask (pollution mask acid fume protected), lab shoe (pair), first aid kit comprises of absorbent cotton (100gms), antiseptic liquid(1no), leucoplast, t-bact/ silverx/similar(10gm),scissors, starile cotton gauge(5 nos), tobe supplied with in covered box, bacteriologychromogenic coliform agar, for simulteneous determination & count of escherichia coli and total coliforms in water samples as per iso 9308-1:2014, 100 gm pack, consumables for bacteriological analysis by mf technique, membrane filter- cellulose nitrate, sterile- individually packed, white membrane, gridded, 47mm dia, 0.45 micron porosity, pack of 100 circles, consumables for bacteriological analysis by mf technique, radiation sterilie plate 15x60mm, 250 nos a pack, total hardnessedta n/50 solution, for total hardness analysis (500ml/pack) 500 ml pack, ammonia buffer solution for total hardness analysis (500ml/pack), phph buffers - 25 c : clear, colourless ph buffer solutions. tested at 25 c and certified by iso 17025 accredited test method. nist/metrological traceable, ph: 4.00 0.01@25 c in 500 ml, ph buffers - 25 c : clear, colourless ph buffer solutions. tested at 25 c and certified by iso 17025 accredited test method. nist/metrological traceable, ph: 7.00 0.01@25 c in 500 ml, ph buffers - 25 c : clear, colourless ph buffer solutions. tested at 25 c and certified by iso 17025 accredited test method. nist/metrological traceable, ph: 10.00 0.01@25 c in 500 ml, conductivity & tdssupply of conductivity/tds standard-25˚c certified by iso 17025 accredited test method, nist traceable 1431us/cm at 25˚c in 500 ml botttles, ironreagent suitable for spectrophotometric analysis of iron in potable water, min range 0.02-3.00 mg/l soluble iron (1000 tests/pack), iron standard solution 1000 mg/l traceable to srm from nist traceable (125 ml/pack), manganesereagent suitable for spectrophotometric analysis of manganese in potable water min range: 0.01-0.7 mg/l of manganese, (250tests/pack), manganese standard solution traceable to srm from nist traceable (125 ml/pack), residual cisupply, delivery demonstration of residual chlorine kit complete with comparator box with continuous colour scale disc for residual chlorine & total chlorine analysis, range/graduation: 0/0.2/0.4/0.6/0.8/1.011.211.4/1.6/1.8/2.012.5/3.0/3.5/4.0, . to besupplied with unbreakable cells, frosted on two sides 13.5 mm path length, volume 10 ml, with lid, easily dispersible dpd tablet for residual chlorine- 530nos & dpd tablet! for total chlorine-30 nos, tablet crusher, carrying box, operating manual. total residual chlorine test should not be less than 530 tests.delivery & demonstration to be made at different places of west bengal as perdirection of engineer- in-charge. make: lovibond|merck, dpd tablet for residual chlorine, easily dispersible, suitable for comparometric determination, pack of 250 tabs, arsenichydrochloric acid min: 36.5%, analytical quality & acs grade, arsenic content: 0.01 ppm max. (500ml/pack), tin (ii) chloride dihydrate analytical quality solubility: 10% solution in dil. hcl should be clear & assay: min. 99.00%, (100gm/pack), zinc granules (arsenic free, as content: 0.00001% max) (500gm/pack), silver diethyldithiocarbamate for arsenic analysis, acs grade assay: 99% min (5 gm/pack), chloroform analytical quality, dry solvent, water content maximum: 0.01% max (500 ml/pack), arsenic standard solution traceable to s
Tender For purchase of chemicals - purchase of chemicals, petri dishes size 90mmpetri dishes are shallow, circular laboratory containers made of glass or disposable plastic, used for culturing microorganisms and plant tissues on solid media such as agar. they provide a sterile surface for growth, observation, and isolation of colonies, and are widely used in microbiology and molecular biology experiments., d-(+)-maltose quantity 5size 1kgd-(+)-maltose is a disaccharide composed of two glucose units linked by an -1,4 glycosidic bond. it is used in microbiology as a carbon and energy source in culture media to support the growth of microorganisms and in biochemical assays for studying carbohydrate metabolism., ampicillinsize 25gampicillin is a -lactam antibiotic used in molecular biology to select bacteria carrying plasmids with the ampicillin resistance (ampr) gene. it inhibits bacterial cell wall synthesis by targeting penicillin-binding proteins, leading to cell lysis. it is commonly added to culture media to maintain selective pressure during cloning and plasmid propagation., sucrose size 500gsucrose is a disaccharide composed of glucose and fructose, widely used in molecular biology and plant tissue culture as a carbon and energy source. it also acts as an osmotic stabilizer, helping maintain cell integrity and proper osmotic balance in media and solutions. sucrose is commonly included in plant transformation and regeneration media to support cell division, growth, and differentiation, and in certain protocols it is used to protect cells during handling and processing., l-prolinesize 25gl-proline is an amino acid commonly used in plant tissue culture and molecular biology as an osmoprotectant and stress-related metabolite. it helps stabilize proteins and cellular structures under stress conditions and can enhance cell growth, regeneration, and transformation efficiency. l-proline is often added to culture media to improve callus induction and support plant cell development., triton x-100size 100mltriton x-100 is a non-ionic detergent widely used in molecular biology for cell lysis and membrane permeabilization. it solubilizes lipids and membrane proteins without denaturing proteins, making it useful in dna and protein extraction protocols. it is also used in washing buffers to reduce non-specific interactions during experimental procedures.
Tender For purchase of lab equipments for eee dept - purchase of lab equipments for eee dept, single phase transformer.itemcode:b002 single phase transformer,rating: 1 kva, 50 hz, input: 230 v acoutput: 115 v ac,type: air-cooled, single-phase step-down transformer properly insulated input and output terminals brought out for safe operation)., acidity test kit itemcode:b005specifications:ethyl alcohol sodium carbonate solution universal indicator solution laboratory-grade test tubes droppers colour comparison chart for test result comparison chemicals supplied in labelled containers with safety instructions suitable for laboratory educational and testing applications, dc stepper motor drive kit with stepper motoritemcode:b010specifications:stepper motor : permanent magnet / hybrid type with suitable driver circuits. motor operating voltage : 12 24 v dc variable speed control forward and reverse direction control full step and half step operation manual / automatic pulse generation facility built-in regulated dc power supply led indication for phase sequence and status test points provided for waveform observation start / stop control switches to be provided overload and short circuit protection to be provided mounted on compact powder coated cabinet withprinted circuit diagram proper insulated terminals and interconnecting leads to be provided patch chords for interconnection, dc servo motor drive kit with servo motor itemcode:b011specifications:input supply : 230 v ac, 50 hz servo motor type : dc servo motor with feedback arrangement motor operating voltage : 12 24 v dc controller type : microcontroller based servo drive controller speed control : variable speed control to be provided position control : angular position control facility to be provided direction control : forward and reverse operation feedback device : encoder / potentiometer based feedback system built-in regulated dc power supply led indications for power and status test points to be provided for signal observation and analysis start / stop control switches provided overload and short circuit protection to be provided mounted on powder coated cabinet with printed circuit diagram proper insulated terminals and interconnecting leads to be provided, three phase resistive load itemcode:b013specifications:rating: 5.25 kw supply: 415 v ac, 3-phase, 50 hz total number of load steps: 6 main switch to be provided approximate dimensions: 18 18 22 inches (l b h) comprising special cement-insulated electrical load resistors mounted on powder-coated ms panel/enclosure individual on/off rotary switches for load selection mounted on rubber wheels/casters for portability suitable for laboratory load testing applications proper insulation, ventilation, and earthing arrangement to be provided, single phase single pulse / sinusoidal pwm inverter using mosfet/igbt kit itemcode:b028specifications:type : single phase pwm inverter trainer power device : mosfet / igbt based inverter circuit input supply : 12 24 v dc output voltage : 30 v rms ac output phase : single phase output frequency : 0 50 hz variable output power : 100 w single pulse pwm operation sinusoidal pwm (spwm) operation variable frequency control pwm generation and firing control circuit inbuilt gate drivercircuit provided test points provided for waveform observation and analysis built-in resistive load provision, on / off control of lamp using solid state relay kit itemcode:b029specifications:type : solid state relay (ssr) trainer kit control/input voltage : 12 v / 24 v dc or up to 30 v dc output load voltage : 230 v ac, single phase load control : on/off control of ac lamp load solid state relay based switching circuit opto-isolated input control built-in ac lamp load manual on/off switching arrangement led indication for input and output status, speed control of ac motor using vfd drive module with ac motor itemcode:b030specifications:type : variable frequency drive (vfd) module input supply : 415 v ac, three phase, 50 hz o
Tender For supply of equipment items - , "acidity test kit-ethyl alcohol sodium carbonate solution universal indicator solution laboratory-grade test tubes droppers colour comparison chart for test result comparison chemicals supplied in labelled containers with safety instructions suitable for laboratory educational and testing applications ", "3-phase capacitor bank rating: 2 kvar voltage: 440 v ac frequency: 50 hz heavy duty self-healing capacitor units powder coated ms enclosure compact panel mounted/floor mounted construction proper ventilation arrangement to be provided capacitor duty contactor/switch to be provided fuse/mcb protection to be provided discharge resistors to be provided for safety proper earthing arrangement provided ", "linear variable differentialtransformer measurement trainerspecifications: input supply : 230 v ac, 50 hz type : linear variable differential transformer (lvdt) trainer kit lvdt stroke length : 25 mm led display provided digital voltmeter provided for output measurement potentiometer provided for calibration and adjustment signal conditioning circuit inbuilt zero adjustment and calibration facility provided test points provided for waveform/signal observation clearly labeled circuit diagram on front panel proper insulated terminals and safety sockets provided "
Tender For supply of equipment items - acidity test kit-ethyl alcohol sodium carbonate solution universal indicator solution laboratory-grade test tubes droppers colour comparison chart for test result comparison chemicals supplied in labelled containers with safety instructions suitable for laboratory educational and testing applications , 3-phase capacitor bank rating: 2 kvar voltage: 440 v ac frequency: 50 hz heavy duty self-healing capacitor units powder coated ms enclosure compact panel mounted/floor mounted construction proper ventilation arrangement to be provided capacitor duty contactor/switch to be provided fuse/mcb protection to be provided discharge resistors to be provided for safety proper earthing arrangement provided , linear variable differentialtransformer measurement trainerspecifications: input supply : 230 v ac, 50 hz type : linear variable differential transformer (lvdt) trainer kit lvdt stroke length : 25 mm led display provided digital voltmeter provided for output measurement potentiometer provided for calibration and adjustment signal conditioning circuit inbuilt zero adjustment and calibration facility provided test points provided for waveform/signal observation clearly labeled circuit diagram on front panel proper insulated terminals and safety sockets provided
Tender For supply of lab equipments - purchase of lab equipments, acidity test kitspecifications:ethyl alcohol sodium carbonate solution universal indicator solution laboratory-grade test tubes droppers colour comparison chart for test result comparison chemicals supplied in labelled containers with safety instructions suitable for laboratory educational and testing applications, single phase resistive loadspecifications:type: single phase loading rheostat power rating: 5 kw supply: 230 v ac, single phase, 50 hz total number of load steps: 8 approximate dimensions: 18 18 22 inches (l b h) comprising electrical load resistors suitable for laboratory loading applications resistors shall be special cement-insulated type mounted on powder-coated ms panel/enclosure individual on/off rotary switches provided for load selection mounted on rubber wheels/casters for portability, three phase resistive load specifications:rating: 5.25 kw supply: 415 v ac, 3-phase, 50 hz total number of load steps: 6 main switch to be provided approximate dimensions: 18 18 22 inches (l b h) comprising special cement-insulated electrical load resistors mounted on powder-coated ms panel/enclosure individual on/off rotary switches for load selection mounted on rubber wheels/casters for portability suitable for laboratory load testing applications proper insulation, ventilation, and earthing arrangement to be provided, three phase capacitor bank specifications: 3-phase capacitor bank rating: 2 kvar voltage: 440 v ac frequency: 50 hz heavy duty self-healing capacitor units powder coated ms enclosure compact panel mounted/floor mounted construction proper ventilation arrangement to be provided capacitor duty contactor/switch to be provided fuse/mcb protection to be provided discharge resistors to be provided for safety proper earthing arrangement provided, 3 phase auto transformer starter specifications: 3-phase variable autotransformer input: 415 v output: 0 470 v ac (continuous) current: 15 a copper wound, carbon brush type heavy duty toroidal/core construction mounted in powder coated ms/crca enclosure front panel mounted voltage control knob with scale indication proper insulated terminals provided floor/bench mounted type suitable for laboratory use input / output terminal arrangement provided mcb/fuse protection provided proper earthing terminal provided ventilation arrangement for heat dissipation, 3 floor lift interfacing model specifications: type: table-top lift model floors: 3 levels structure: transparent acrylic / ms frame cabin: moving lift car with guide rails drive: dc geared motor / stepper motor motion: up/down movement, floor indication leds (1, 2, 3) direction indicators (up/down), start & stop atevery stage, over load limit control three-floor lift operation plc interfacing and programming floor selection logic automatic stopping at floors direction indication system educational demonstration of elevator automation, mcb elcb trainer kit specifications: 1 phase/3 phase, 2/3/4 pole, 3a-16a single pole mcb 2-5amps two pole elcb 30ma lamp load single phase 5amps panel enclosure and terminal outlets, signal generator specifications: frequency range: 0.1 hz to 5 mhz. display: 4 to 6 digit led display output waveforms: sine, triangle, square, pulse, ramp. amplitude: 0 20 vp-p. rise time: 100 ns. distortion, dso specifications: bandwidth: 50 - 100 mhz. sampling rate: 1gs/s. channels: 2 (minimum) power supply: 100v 240v ac, 50-60 hz automatic measurement: vpp, vavg,rms, frequency, period, vmax, vmin, rise time, fall time, + width, - width, +duty, - duty etc., horizontal scale: 5 ns/div 50 s/div or equivalent vertical 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 equivalent communication interface: usb host, usb interface. 7-inch color display or equivalent input impedance - 1 m 2%, // 20 pf 2 passive probes (1x/10x), pwm based
Tender For supply of chemicals required for district laboratory nuh and hiring of analyst and peon on monthly basis for sub division laboratory phesd f.p jhirka - supply of 3 place manifold part(accessory for manifold filtration assembly) used for bacteriological testing (bt) 3 place manifold with ss 316 with ptfe valve make: axiva, glassco, merckmillipore, borosil , supply of inverter tubular type battery 150 ah make: exide, livguard, supply of manifold filtration assembly used for bacteriological testing (bt) branch - 6 place assemblies with high efficiency, high sensitivity and fast filtering speed funnel capacity- minimum 300ml. filth pore size -minimum 20 m funnel material all ss 316 within built ss clamp and ss lid glass or ss316 with external ss clamp and cork capacity 250 ml vacuum flask 2l capacity valve - ptfe base holder stainless steel 316l, autoclavable-121 c (15min.) membrane filter 1 pack (100 no.) as per requirement /0.45 m pack of 100 with all accessories, flask, connectors vacuum pump: air vent filter-hydrophobic ptfe(flow rate should be 19l/min. motor speed -1400 rpm, max vaccum-100 mbar) should be of latest technology and highest quality. make: pall lifesciences, merck millipore, borosil, labotronics, athena, axiva, glassco , supply of patri dish for microbiological testing (total coliform, ecolie)
Tender For analysis of drinking water samples of hmwss-b sources monthly and reservoirs for complete analysis including toxic metals. pesticides residues and bacteriological quality etc., complete including water samples collection as per drinking water standards is 10500-2012 (latest revision) for a period of (12) months under central laboratory qat wing, asif nagar filter beds,hmwssb