Department Of Science And Technology - Bihar

36039691 bids are invited for chemistry lab items ostwalds viscometer comprises glass u tube with two bulbs, connected by a capillary tube.borosilicate glass 60 2 stalagmometer shape: straight, borosilicate glass 60 3 pipette pump plastic material, capacity around 2 25 ml, accurate pipetting and dispensing of liquids 30 4 fussion tube ( pkt. of 1 gross ) stnadard size 2 5 platinum wire ( with glass tube ) platinum wire ( with glass tube ) 30 6 ion exchanger ( deionizer ) / u tech double bed deionizer two pvc cylinders filled with cation and anion exchange resin, flow rate 50 to 70 lit / hr 2 7 hot water bath stainless steel water bath for laboratory use, 230 v, with atleast 6 holes 5 8 glass plates / slides ( packet ) plain, ground edges, 76 x 26 x 1 ( pack size mm ) 50 9 dropping bottles with droper and rubber teat borosilicate glass, capacity 60 and 125 ml 120 10 capillary tubes ( fine ) pkt. glass tube size: 0. 30mm od to 10. 00mm od 10 11 glass jar 2000 ml, tooled naked bottles, 20 12 separating funnel 250ml borosilicate glass, 250 ml 130 13 funnel ( conical ) borosilicate , diameter 75 mm 120 14 reflux condenser borosillicate; ( liebig condensor ) ; 300 mm jacket length, joint socket 14 / 19 40 15 measuring cylinder ( 10 ml ) 10 ml, borosilicate glass 60 16 measuring cylinder ( 50 ml ) 50 ml, borosilicate glass 60 17 measuring cylinder ( 100 ml ) 100 ml, cylinders, graduated, single metric scale, with pour out, with hexagonal base, • graduation interval 1.0 ml. 30 18 measuring cylinder ( 500 ml ) 19 beaker ( 500 ml ) borosilicate griffin, low form , with spout • the spout design enables clean and precise pouring • uniform wall thickness distribution makes it ideal for heating liquids • the easy to read scale and large labeling field make marking easier • high resistance to chemical attack • double graduation metric scale for convenience 60 20 beaker ( 250 ml ) borosilicate griffin, low form , with spout • the spout design enables clean and precise pouring • uniform wall thickness distribution makes it ideal for heating liquids • the easy to read scale and large labeling field make marking easier • high resistance to chemical attack • double graduation metric scale for convenience 60 21 conical flask ( 250 ml borosilicate erlenmeyer, conical, narrow mouth complies with is 1381 ( part i ) , iso / din 1773 graduated from 50 ml to 250 ml • uniform wall thickness distribution makes these flasks ideal for heating • the conical form makes them suitable for mixing liquids • the easy to read scale and large labeling field facilitate easy marking 70 22 volumetric measuring flask ( 250 ml ) with interchangeable pp stopper accuracy as per class b • manufactured from 3.3 borosilicate, usp type i glass for corrosion free performance • amber enamel inscriptions • certified and calibrated at 27°c • tolerance ± 0.30 ml. • stopper size 14 / 15 70 23 measuring cylinder ( 1000ml ) borosilicate glass 10 24 burette ( 50 ml ) 50 ml, borosilicate glass 130 25 pipette grad. ( 10 ml ) 10 ml 100 26 pipette grad. ( 25 ml ) 25 ml 100 27 pipette grad. ( 5 ml ) 5 ml 100 28 stand with clamp and bosshead heavy 7x5 standard size 100 29 specific gravity bottle ( borosil glass ( 50 ml ) borosilicate, 25 ml 120 30 funnels dia. 50, 65, 75 mm, borosilicate glass 100 31 reagent bottle 60ml 60 ml, borosilicate glass, narrow mouth, amber graduated, with interchangeable flat head stopper 50 32 reagent bottle 125ml 125 ml, borosilicate glass, narrow mouth, amber graduated, with interchangeable flat head stopper 50 33 reagent bottle 250ml 250 ml, borosilicate glass, narrow mouth, amber graduated, with interchangeable flat head stopper 50 34 reagent bottle 500ml 500 ml, borosilicate glass, narrow mouth, amber graduated, with interchangeable flat head stopper 50 35 wash bottle ldpe plastic bottles, 500 ml 120 36 flask conical ( 100 ml ) 100 ml, borosilicate glass 130 37 laboratory thermometer ( 0 to 360c ) filling: mercury filled material: glass and mercury temperature range: 0 100 degree c0 to 200 ᵒc 10 38 sprit lamp ss ss 50 39 glass tube borosilicate glass 100 40 glass rod borosilicate glass 10 41 cork wooden 200 42 tripod stand 50 43 stop watch stopwatch 1 / 100 second time display: hour, minute and seconds calendar display: day, date month alarm 20 44 electronic balance high precision digital weighing balance, sensitivity 0.01 gm, capcity 330 gm 2 45 china dish 3 100 46 watch glass 80 ml, borosilicate glass 200 47 volumetric measuring flask ( 100 ml ) borosilicate 100 ml, borosilicate glass 100 48 volumetric measuring flask ( 1000 ml ) borosilicate 1000 ml, borosilicate glass 100 49 volumetric measuring flask ( 500 ml ) borosilicate 500 ml, borosilicate glass 100 50 round bottom flask boiling, round bottom, short neck, borosillicate, joint: 19, 100 ml 100 51 round bottom flask boiling, round bottom, short neck, borosillicate, joint: 19; 50 ml 100 52 round bottom flask boiling, round bottom, short neck, borosillicate, joint: 14; 100 ml 100 53 melting point apparatus height ( metric ) 200 mm, accuracy ± 0.2°c, depth ( metric ) 370 mm, hertz 50 / 60 hz voltage 100 to 240 ± 10% vac for use with melting and boiling point capillaries, display type digital includes calibration set; melting point tubes ( 100 pcs ) ; boiling point tubes ( 10 pcs ) ; sample holder temperature range ( metric ) 10 to 200°c wattage 150 w 1 54 solvent distillation setup borosil glass setup for sovent distilation chemistry lab purpose...

Science And Technology Information Institute - Bihar

30275957 bids are invited for ostwalds viscometer comprises glass u tube with two bulbs, connected by a capillary tube.borosilicate glass , stalagmometer shape: straight, borosilicate glass , pipette pump plastic material, capacity around 2 25 ml, accurate pipetting and dispensing of liquids , fussion tube ( pkt. of 1 gross ) stnadard size , platinum wire ( with glass tube ) platinum wire ( with glass tube ) , ion exchanger ( deionizer ) / u tech double bed deionizer two pvc cylinders filled with cation and anion exchange resin, flow rate 50 to 70 lit / hr , hot plate with magnetic stirrer • integrated temperature control • exact temperature and speed setting via digital display, even when switched off • set safety temperature limit displayed digitally • hot top indicator >> hot surface warning to prevent burns! • digital error code display • with adjustable safety circuit of heating plate temperature ( 50 360 °c ) • safety magnetic stirrer with heating, suitable for unsupervised operation • high level of safety thanks to improved heat control technology • aluminium heating plate for optimum heat transfer • improved magnetic adhesion • speed range: 50 1500 rpm • temperature range: rt 310 °c , hot water bath stainless steel water bath for laboratory use, 230 v, with atleast 6 holes , glass plates / slides ( packet ) plain, ground edges, 76 x 26 x 1 ( pack size mm ) , dropping bottles with droper and rubber teat borosilicate glass, capacity 60 and 125 ml , capillary tubes ( fine ) pkt. glass tube size: 0. 30mm od to 10. 00mm od , glass jar 2000 ml, tooled naked bottles, , separating funnel 250ml borosilicate glass, 250 ml , funnel ( conical ) borosilicate , diameter 75 mm , reflux condenser borosillicate; ( liebig condensor ) ; 300 mm jacket length, joint socket 14 / 19 , measuring cylinder ( 10 ml ) 10 ml, borosilicate glass , measuring cylinder ( 50 ml ) 50 ml, borosilicate glass , measuring cylinder ( 100 ml ) 100 ml, cylinders, graduated, single metric scale, with pour out, with hexagonal base, • graduation interval 1.0 ml. , measuring cylinder ( 500 ml ) 500 ml, cylinders, graduated, single metric scale, with pour out, with hexagonal base, • graduation interval 5.0 ml. , beaker ( 500 ml ) borosilicate griffin, low form , with spout • the spout design enables clean and precise pouring • uniform wall thickness distribution makes it ideal for heating liquids • the easy to read scale and large labeling field make marking easier • high resistance to chemical attack • double graduation metric scale for convenience , beaker ( 250 ml ) borosilicate griffin, low form , with spout • the spout design enables clean and precise pouring • uniform wall thickness distribution makes it ideal for heating liquids • the easy to read scale and large labeling field make marking easier • high resistance to chemical attack • double graduation metric scale for convenience , conical flask ( 250 ml borosilicate erlenmeyer, conical, narrow mouth complies with is 1381 ( part i ) , iso / din 1773 graduated from 50 ml to 250 ml • uniform wall thickness distribution makes these flasks ideal for heating • the conical form makes them suitable for mixing liquids • the easy to read scale and large labeling field facilitate easy marking , volumetric measuring flask ( 250 ml ) with interchangeable pp stopper accuracy as per class b • manufactured from 3.3 borosilicate, usp type i glass for corrosion free performance • amber enamel inscriptions • certified and calibrated at 27°c • tolerance ± 0.30 ml. • stopper size 14 / 15 , measuring cylinder ( 1000ml ) borosilicate glass , burette ( 50 ml ) 50 ml, borosilicate glass , pipette grad. ( 10 ml ) 10 ml , pipette grad. ( 25 ml ) 25 ml , pipette grad. ( 5 ml ) 5 ml , stand with clamp and bosshead heavy 7x5 standard size , specific gravity bottle ( borosil glass ( 50 ml ) borosilicate, 25 ml , funnels dia. 50, 65, 75 mm, borosilicate glass , reagent bottle 60ml 60 ml, borosilicate glass, narrow mouth, amber graduated, with interchangeable flat head stopper , reagent bottle 125ml 125 ml, borosilicate glass, narrow mouth, amber graduated, with interchangeable flat head stopper , reagent bottle 250ml 250 ml, borosilicate glass, narrow mouth, amber graduated, with interchangeable flat head stopper , reagent bottle 500ml 500 ml, borosilicate glass, narrow mouth, amber graduated, with interchangeable flat head stopper , wash bottle ldpe plastic bottles, 500 ml , flask conical ( 100 ml ) 100 ml, borosilicate glass , laboratory thermometer ( 0 to 360c ) filling: mercury filled material: glass and mercury temperature range: 0 100 degree c0 to 200 ?c , sprit lamp ss ss , glass tube borosilicate glass , glass rod borosilicate glass , cork wooden cork wooden , tripod stand tripod stand , stop watch racer stopwatch 1 / 100 second time display: hour, minute and seconds calendar display: day, date month alarm , electronic balance high precision digital weighing balance, sensitivity 0.001 gm, capcity 330 gm , china dish 3 china dish 3 , watch glass 80 ml, borosilicate glass , volumetric measuring flask ( 100 ml ) borosilicate 100 ml, borosilicate glass , volumetric measuring flask ( 1000 ml ) borosilicate 1000 ml, borosilicate glass , volumetric measuring flask ( 500 ml ) borosilicate 500 ml, borosilicate glass , round bottom flask 100 ml boiling, round bottom, short neck, borosillicate, joint: 19, 100 ml , round bottom flask 50 ml boiling, round bottom, short neck, borosillicate, joint: 19; 50 ml , round bottom flask 1 boiling, round bottom, short neck, borosillicate, joint: 14; 100 ml , melting point apparatus height ( metric ) 200 mm, accuracy ± 0.2°c, depth ( metric ) 370 mm, hertz 50 / 60 hz voltage 100 to 240 ± 10% vac for use with melting and boiling point capillaries, display type color, tft, 320 x 240, 3.5 in. includes calibration set; melting point tubes ( 100 pcs ) ; boiling point tubes ( 10 pcs ) ; sample holder temperature range ( metric ) 10 to 400°c wattage 150 w , benzene benzene , ethyl acetate ethyl acetate , salicylic acid salicylic acid , sulphuric acid sulphuric acid , hydrochloric acid hydrochloric acid , nitric acid nitric acid , potassium chromate ( k2cro4 ) potassium chromate ( k2cro4 ) , phenol phenol , formaldhyde formaldhyde , ferrous sulphate ferrous sulphate , copper sulphate pentahydrate copper sulphate pentahydrate , zinc sulphate heptahydrate zinc sulphate heptahydrate , potassium nitrate ( kno3 ) potassium nitrate ( kno3 ) , iodine iodine , carbon tetrachloride carbon tetrachloride , ammonium chloride ammonium chloride , potassium chloride potassium chloride , agar agar agar agar , sodium carbonate sodium carbonate , barium chloride barium chloride , ammonium hydroxide ammonium hydroxide , manganese dioxide manganese dioxide , sodium hydroxide sodium hydroxide , n butanol n butanol , 1 propanol 1 propanol , ninhydrin reagent ninhydrin reagent , edta disodium salt edta disodium salt , eriochrome black t ( ebt ) eriochrome black t ( ebt ) , phenolphthalein ( indicator ) phenolphthalein ( indicator ) , potassium hydroxide potassium hydroxide , sodium thiosulphate sodium thiosulphate , methyl orange indicator methyl orange indicator , mohrs salt ( amm. ferrous sulphate ) mohrs salt ( amm. ferrous sulphate ) , potassium iodide potassium iodide , potassium dichromate ( k2cr2o7 ) potassium dichromate ( k2cr2o7 ) , potassium permanganate potassium permanganate , starch starch , calcium carbonate calcium carbonate , ammonium chloride ammonium hydroxide buffer ammonium chloride ammonium hydroxide buffer , hexane hexane , silver nitrate silver nitrate , hexamethylene diamine hexamethylene diamine , adipoyl chloride adipoyl chloride , cyclohexane cyclohexane , ethyl alcohol ethyl alcohol , succinic acid succinic acid , acetic acid acetic acid , silica gel g 13% caso4 binder silica gel g 13% caso4 binder , 1 naphthol 1 naphthol , salicyaldehyde salicyaldehyde , acetophenone acetophenone , aniline aniline , ceric ammonium nitrate ceric ammonium nitrate , sodium nitropruside sodium nitropruside , sodium nitrite sodium nitrite , ferric chloride ferric chloride , activated charcoal activated charcoal total quantity : 1...

Department Of Science And Technology - Bihar

29958705 bids are invited for digital magnetic stirrer with hot plate capacity 2ltrnumber of stirring positions: 1type of drive motor:dc motordisplay option/output read out option: digitalmagnetic stirrer is: with a hot plate or some other means for heating the liquidcontroller type: electronically controlled and programmablespeed control accuracy of set speed (+/ ) (rpm): 2 3%maximum stirring capacity per position: 2000 millilitrestainless steel top plate material, digital front panel, last run memoryce certified product (seller to furnish supporting document to buyer on demand)speedspeed mode: variable speedminimum speed possible (rpm): 50maximum speed (rpm) of variable speed mode equipment: 1600dimensionsexternal dimension: (height) 200 millimetreexternal dimension: width 200 millimetreexternal dimension: depth: 50 millimetrebody material: stainless steelfinish of body material: powder coatedtop plate finish:stainless steelstir barstir bar cover material: ptfe quotedstir bar length: 200 millimetretop platetop plate area shape:square square top plate diameter:100mmtop plate finish:stainless steel , automatic water distillation equipment double stage electrical requirements 230 volts 10 / 50 hz single phasedistillation water capacity (ltr/hr): 4 ltr/hrnumbers of built in quartz heaters (nos): 2 distillation units type: horizontal built in quartz heater capacity (kw): 7 double stage glass(quartz) distillation units: yescooling water consumption (ltr/hr):120 ltr/hr replaceable silica heater: the horizontal quartz jacket is fitted with removable silica heater & screw threaded connectors for ease of cleaning.distillate temperature is approx. b/w 25° to 45° c which is ensured by an efficient condenser.the stand is powder coated for rust free operation & lustrous appearance.cooling water from the condenser is re circulated into the boiling chamber, hence saving energy.fuse is provided for safety in case of voltage fluctuation or short circuit.boiler is provided with replaceable constant level device for easy draining & cleaning of boiling chamber.additional in built safety featuresgate valve: conserves cooling water wastage in case of power failure.flow switch: in built safety feature for the equipment unit shut off in case of cooling water failure.temperature switch: the boiler is equipped with a safety temperature switch which shuts off the unit if water level in the boiler falls below the heater, thus saving the glass parts from any damages. , digital electronic balance type of electronic weighing machine: electronic precision pan balance rated load/ capacity(kg): 220 gm resolution(gms): 1 mg class type class i display: led number of display: single speed of measurement: 4 second number of scale division: 1000 tare provision: manual power requirement mains operated battery operated power supply: single phase dc operating voltage in volts: 6 volt battery backup: yes backup time(hour): 10 battery type: non rechargeable battery rating: aaa1.5v type of sensing element: load cell number of load cell/emfc: 1 class of protection: ip 65 , jar test apparatus flocculator flocculator (jar test apparatus) is an equipment designed for testing water soluble polymers used with conventional waste water treatment processes such as : • coagulation • flocculation • sedimentation in water • waste water treatment • other industrial applications. it provides identical test conditions for all samples. in this instrument stirring shaft for any jar can be removed without disturbing other stirrers. illuminator base made of acrylic sheet provides diffused cold light through floc. samples.features:• microprocessor based controls• programmable mode• programmable rpm cum timer mode• white light illumination• on board power on/off• soft touch keypad and brilliant 16 x 2 a numeric lcd paddles made up of stainless steel• confirms to standardstechnical details:ø rotation speed : 5 150 rpm (+1 rpm)ø timer : 99:59:59 (hh:mm:ss)ø display : 16 x 2 a numeric lcdø keypad : soft touchø no. of paddles : 6ø drive system : stepper modeø illumination : white lightø power : 220/230 vac, 50hz , fluoride ion meter (with fluoride electrode) ph range & accuracy: 2.000 20.000ph & ±0.002phresolution: 0.001,0.01,0.1ph ( selectable )ion concentration range: 0.001 19999 ppm,mg/l,mol/l (selectable depending on meas. range of ion selective electrode)ion concentration accuracy: ±0.5% full scale ( monovalent),±1% full scale (divalent)mv range & mv accuracy: .11999.9 mv & ±0.2mvresolution: 0.1/1mv, selectabletemperature range & accuracy: 0 105°c, 32 221°f & ±0.5°c,±0.9tcalibration points: ion / ph : up to 5 pointsph buffer groups: usa (011.68,4.01,7.00,10.01 ,12a5), nist (ph1.68,4.01,6.86,9.18,12.45), din (011.09,4.65,6.79,923,12.7 or user define)memory and output:500 data sets with date/time stamping, usb communication interface.connector & hold function: bnc & selectabletemperature compensation: 0 100t,32 212 f,automatic or manualstability conditions: low or high, selectablecalibration due reminder: 1 to 31 days or offpower supply: dc 5v adapters, using ac 220v / 50hz,dimensions lxwxh (mm) & weight: 210 x 188 x 60 & 1.2kg , double beam uv vis spectrophotometer type: type of spectrophotometer: uv visible type of optical system: double beam monochromator type: holographic grating detector type: photodiode spectral bandwidth type: fixed bandwidth light source light source: deuterium lamp diffraction grating (lines/mm):1400 switching of light source: automatic wavelength setting and scanning: automatic optical performance source wavelength –minimum: 190 nanometer source wavelength –maximum: 1100 nanometer resolution: 0.3 nanometer wavelength accuracy (+/ ): 0.5 nanometer bandwidth (nm): 0.1 scanning speed(nm/min): 300 focal length (mm): 100 to 149 photometric measurement modes: transmittance, absorbance, concentration (wavelength, time) photometric absorbance(max) (abs) (+/ ): 3 photometric absorbance accuracy (max) (+/ ): 0.005 photometric transmittance (max) (+/ ): 100 percent photometric transmittance accuracy (max) (+/ ): 0.1 percent photometric reflectance (max) (+/ ): 0 percent photometric reflectance accuracy (max) (+/ ): 0.005 percent baseline correction: automatic generic display: in built display display type: lcd with backlight display size: 4 inch test result printing: through external printer connectivity: rs 232 sample switching/selection: manual capacity of sample holder / sample carousel: 6 maximum path length of sample: 100 millimeter number of cuvettes supplied inclusive in the scope of supply: 10 power supply: 230 v ± 10, 50 hz list of items and quantity of each item included in the offer: 2 no of 10mm glass cuvettes operating conditions minimum operating temperature: 10 degrees celsius maximum operating temperature: 40 degrees celsius operating humidity (rh) (%) at 40 degree c: 80 percent , micropipette single channel autoclavable a) 0.5ml to 10mlb) 500 ml to 5000ml , rotary shaker shakers have brush less dc (bldc) motor having a wide speed range from 50 to 400 rpm. a universal platform is with adjustable rollers and is also suitable to accommodate interchangeable clamps of assorted sizes / capacities for holding conical flasks, making the unit truly versatile in performance.speed range 50 to 400 rpmplatform size 12 x 12 inchesflasks capacity (max) 5 x 500 mloverall dimensionsw x d x h 320 x 415 x 130 mmspeed indicator digitaldigital count down timer 99 minutesshaking orbit 10 mmsupply: 220 240 volts, 50 hz single phase.a variety of clamps are available having capacity of 500 ml, 250 ml, 150 ml and 100/ 50 ml (5 no’s each) , prestaltic pump flow range – 0.1ml/hr to 1000ml/hr accuracy – ±2% digital display of functions and time auto stop with audible alarm battery back up stores memory in case of power failure. , dissolved oxygen meter measurement & range: dissolved oxygen 0 to 20.0 mg/l. display: 13 mm ( 0.5 ) lcd, 3 1/2 digits. accuracy: ± 0.4 mg/l. (after calibration within 23± 5 ?) resolution: 0.1 mg/l power supply: 006p dc 9v battery (heavy duty type). , high volume air sampler blower flow rate : more than 1.6 m3 / min free flow without resistance.particulate sampling : less than 2.5μ (pm 2.5) using pm2.5 size selective inlet at 1.13m3/min (40cfm) (std) filter holder : ss 304 to accommodate filter paper of size :25 x 20 cm.filter media : whatman gf/a or epm – 2000 or qm a size : 254 x 203 mmelectronic control module ecm with constant flow controller & digital display of stp corrected flow & volumedisplay : 16 x 2 character alphanumeric lcd module with blue backlitkeys : 6 nos.delay time : programmable with real time clocksampling time : programmable upto 199 hrs. 59 mts. with real time clock electronic time totalizer : up to 199 hrs. 59 mts.automatic sampling control : fully programmable electronic timer to automatically shut off system after preset time interval.flow measurement : with exhaust orifice & pressure sensorflow setting & display : range 0.60 to 1.80 m3/min on digital display (normal operating flow 1.3 m3/min)flow control : automatic within 1% of set value with constant flow controller irrespective of dust load & mains voltage variation.volume totalizer : up to 99999.999 m3 ( stp corrected and operating conditions) on digital display. temperature measurement : solid state temperature sensor for stp correctionadditional features : storage of all data including sampling time, volume, minimum, maximum & average flow / constant flow volume / non constant flow volume & their respective time information in hrs. & min.facility to store sampling flow data value for every 1 minute in memory for 24 hrs.usb & usb pen drive connectors along with usb cable provided for transferring the data to pc with the software provided on cd.pc software & plotting flow data in circular chart format indicating flow variation over 24 hrs.safety features : low noise imported brush type lamb blowerpower : electronic unit & blower motor 230 ±15%, 1 ph, 50 hz.main cabinet (midi) : size 37x30x66 cm weight 22kg. , ph meter 20 x 2 line back lighted lcd display., ph meter complies to usp and din standards, alphanumeric splash waterproof polyester keyboard with soft keys., range 0° to 150° c. , turbidity meter 0 10,000 ntu , ± 2% of reading plus 0.01 ntu (0 to 1000 ntu) ± 5% of reading (1000 to 4000 ntu) ± 10% of reading (4000 to 10,000 ntu) , response time: less than 6 seconds, sample size: 30ml, operating temperature: 0° 50°c , nessler tube borosilicate glass, 3.3mm thick, and 100ml capacity , water testing kit the parameters are available in a single integrated kit called master kit for drinking water.consisting of1) hardness2) alkalinity3) chlorides4) iron5) nitrates6) fluorides7) ph8) turbidity• all parameters packed in a compact thermocol / hip lined carrycase for convenient field use.• the kit comes with instructions manual containing easy step by step testing procedures.• the kit contains everything needed to perform rapid on site analysis of drinking water.• no. of tests of each parameter: 100• weight of master kit: 3 kgs. approx. , glass test tube 125x75mm (pack of 100) made of borosilicate , laboratory hot air oven features:as compared to the standard model, our deluxe model is fitted with a microprocessor digital pid temp. indicator cum controller with temp. accuracy ±0.5°c.it is also fitted with an air circulating fan for maintaining equal temp. throughout the chamber.technical parameterschamber size (mm) 450 x 450 x 450 mmchamber size (inches) 18 x 18 x 18capacity (ltr.) 95 ltrs• hot air ovens are widely used in the medical industry to sterilize equipments and other materials that are used in a laboratory.• our hot air oven has a standard double wall fabrication, with the inner chamber being made of richly anodized aluminum or a highly polished stainless steel sheet.• the exterior wall is fabricated out of a thick sheet of mild steel, duly finished with white powder coating.• the gap between the walls is fitted with special grade glass wool.• the apparatus is provided with two or three removable shelves.• kanthal wire heating elements are provided on three sides to attain quick and uniform heating, in the range of 50°c to 180°c.• the equipment is suitable for working at 220v ac 50 hz single phase. , digital thermometer digital display, accuracy +/ 1c , incubator specification: designed for both heating and cooling options. it is generally used for incubation where a high degree of constant temperature accuracy is required.these incubators are widely used in the pharmaceutical and beverage industries, in waste treatment plants, in research laboratories and in the agricultural industry for the routine determination of the bio chemical oxygen demand (b.o.d.).the inner chamber is made up of anodized aluminum or stainless steel.it is supplied with two/three removable perforated shelves.the exterior is made up of a thick sheet of mild steel duly finished in powder coating.for working at lower temperatures, a cooling unit is provided at the lower portion of the working chamber, whereas a heating arrangement has been made in the inner chamber for working at higher temperatures.the temperature varies from 5°c to 60°c, and is adjustable at any desired point by a dual display microprocessor pid digital temperature indicator cum controller with an accuracy of ± 0.5°c.an air circulation fan is provided to keep the temperature uniform inside the chamber.a double walled door is provided with a magnetic gasket and a lock & key arrangement.the inner door is made out of a clear acrylic sheet allowing the inspection of the material in the chamber, without disturbing the chamber temperature.door operated inner illumination has been provided.the incubator works on 220 v ac 50 hz single phasechamber size (mm) cap. (app.)455 x 410 x 610 112 l , test tube 125x75mm (pack of 100) , bod bottle300ml bottle , made of borosilicate , chloroscope application: to check the residual chlorine in drinking water from 0.25 p.p.m to 2.0 p.p.m.standard setup consists of:chloroscope1 no.square unbreakable test tube2 nosglass dropper with rubber teat1 no.o toluidine reagent 125 mlpacked in thermocol box. , size: 3 250ml made of borosilicate size: 3 250ml made of borosilicate , size: 3 500ml made of borosilicate 500ml made of borosilicate , dia. 12.5 75mm made of borosilicate 75mm made of borosilicate , dia. 12.5 250ml made of borosilicate 250ml made of borosilicate , dia. 12.5 500ml made of borosilicate 500ml made of borosilicate , dia. 12.5 50 ml made of borosilicate 50 ml made of borosilicate , flocculator stirring equipment for 6 places accommodates beakers up to 1000 ml tall or 2000 ml short shape, stirring speeds from 25 to 200 rpm, adjustable timer up to99 minutes or continuous operation, flocculator/jar test apparatus, is a flocculation (jar) tests on water and effluent samples. a digital display clearly indicates the speed of the rotational stainless steel paddles, which can be varied from 25 to 250rpm. the digital timer can be set to count down from 1 to 99 minutes. after count down, the paddles stop and an alert sounds. the timer then counts up in minutes in order to measure settling time. two pre set programs allow routine speed and time parameters to be input and then selected by simply pressing one button. parameters are stored in the memory and can be recalled or altered at any time. the intuitive touch sensitive keypad is totally flat for easy cleaning. it is supplied with stainless steel paddles with adjustable spaces to adjust the depth of the paddles. rpm measurement arrangement is provided. , core cutter field density kit is: 2720 (part xxix)the kit consists of: i) cylindrical core cutter 100 mm inner dia x 130 mm long with bevelled cutting edge and having wall thickness of 3 mmii) steel dolley 100 mm inner dia x 25 mm high.iii) rammer with steel rod for driving the core cutter , pycnometer test isperformed as per is:2720 (part iii). suitable for determination of specific gravity of sand and fine gravel.the apparatus consists of a glass jar of 1 kg capacity, complete with brass cone, rubber seal and screwed cap. , sand pouring cylinder apparatus the apparatus is suitable for field density estimation of fine and medium grained soil, as per is: 2720 (part xxviii). it consists of:i)sand pouring cylinder 115 mm internal dia with conical funnel and shutter.ii)calibrating container, 100 mm inner dia and 150 mm deep with flange 50 mm wide.iii) metal tray 300 mm square x 40 mm deep with a 100 mm dia hole at the centre. , liquid limit device the apparatus consists of a brass cup, a crank and cam mechanism, mounted on a rubber base of a specified hardness.a brass pin having a knurled end for easy removal holds the brass cup.the height of fall of the cup can be adjusted by a horizontal lead screw.fitted with a f.h.p. motor to drive the operating mechanism of cup at 120 rpm ensuring uniformity in performing test.works on 220v, 50 hz, single phase, and is supplied with grooving tool type ‘a’and gauge block as peris :9259, is:2720 (part v). , plastic limit set conforming to is: 2720 (part v) the apparatus consists of :i) glass plate 200 mm x 150 mm x 3 mm thickii) porcelain evaporating dishiii) brass rod 3 mm dia, 100 mmlong.iv) flexible spatula with 80 mm long, 20 mm wide blade.v) moisture cans, 12 nos. , shrinkage limit set the apparatus conforms to is: 10077, and the test is performed as per is: 2720(part vi). the set consists of: i) 75 mm square prong plate made of 3 mm thick acrylic sheet with three metal prongs.ii) 75 mm square plain plate made of 3 mm thick acrylic sheet.iii) stainless steel shrinkage dish 45 mm in dia, 15 mm deep.iv) glass cup with ground edge, 50 mm to 55 mm dia, 25 mm deep.v) flexible spatula with 80 mm long, 20 mm wide blade , laboratory permeability apparatus (constant head and falling head) is:2720 (part 17),is11209suitable for both constant head as well as falling head permeability tests.the apparatus consists of: i) a wooden stand fitted with nine glass stand pipes of diameter ranging from 6 mm to 75 mm.a 75 mm dia tube is fitted with an overflow pipe. a rubber bung with brass tube is provided for constant head. tests.ii)permeability mould 1000 ml capacity with detachable collar, 50 mm high, one base plate, metallic perforated swell plate and a solid false bottom plate for compaction of soilsteel over head tank, 400 diameter x1000mm heightwith one inlet and five outlet valves , hydrometer apparatus test is performed as per is:2720 (part iv). used for particle size analysis of soil in suspension when it has more than 10% of 75 micron is sieve passing material. the scale on the hydrometer is marked from 0.995 to 1.030 in terms of density (g/ml) of suspension at 27o c. , i.s. sieves 20 cm diameter brass aperture size 4.75 mm, 2.36mm, 1.18mm, 600micron, 300 micron,150 micron and 75 micron as per is 460 200 mm dia, spun brass framesize : 4.75mm, 2.36mm, 1.18mm, 600mic, 300mic, 150mic, 75mic, lid & pan , c.b.r. apparatus as per the is code 9669, digital load frame with lcd 50 kn capacity with min 4 speed 1.5, 1.25 2.5 mm/min and true speed control upto 15mm/min • two pillar type. • horizontal clearance 265mm min • vertical clearance 700mm min • maximum platen dia 130mm with hardness of material(platen): 60 rhc. • ram dia 50mm • the lower platen moves up and down • a dial gauge mounting bracket is provided on one of the two pillars. • suitable for operation on 220 v, 50 hz, single phase,ac supply paint quality: powder coating 70 80 micron thick material of construction: special quality low carbon mild steel mould ms150mm id x 175 mm h, perforated base plate ms extension collar ms150 mm id x 50 mm high penetration piston 50 mm face dia circular metal spacer disc, with detachable handle, 148 mm dia x 47.7 mm high, annular metal weight 2.5 kg, 147 mm dia with 53 mm dia central hole slotted metal weight 2.5 kg, 147 mm dia, with 53 mm dia slot rammer 2.6 kg, 310 mm controlled drop rammer 4.9 kg, 450 mm controlled drop proving ring capacity 50 kn dial gauge 25 mm travel, 0.01 mm least count. load frame pillar thread m30 x 600mm. suitable for operation on 220 v, 50 hz, single phase, ac supply. , laboratory vane shear apparatus it has torque head is electrically driven by a small reduction geared motor with a strain rate of 6o per minute approximately. , infra –red moisture meter infrared moisture meter is fast accurate, operate on 220volts ac supply. it is completely automatic and provides % moisture loss through entire drying cycle.heating arrangement consist of 250 watts heating lamp with a solid state power start to control rate of drying and also temperature.range : 0 100%min. reading :0.2sample weight : 5 7 gms. , direct shear apparutus . moterised with 12 speed . as per is : 2720 ( part xiii ) motorised microprocessor based, is:2720 (part xiii)complete with software but without computer and printerthe complete outfit consists of the following: i)shear box assembly, 60 mm square, complete with au bracket, guide pins and spacingscrews, made of brass.ii)gripper assembly consisting of two plain grid plates, two perforated grid plates, one base plate and one loading pad, all made of brass.iii)two porous stones 6 mm thick, fitting the shear box.iv)shear box housing of brass, complete with two roller strips.v)loading unit with normal loading capacity of 8 kg/cm2 on 60 mm square specimen with motor driven 12 speed gear drive providing twelve constant rates of strain i.e. 1.25, 0.625, 0.25, 0.125, 0.05, 0.025, 0.01, 0.005, 0.002, 0.001, 0.0004, and 0.0002 mm/min.vi)specimen cutter for a specimen size of 60 mm x 60 mm x 25 mm.vii)set of weights to give a normal stress upto 3 kg/cm2 on the specimen through lever comprising 4 of 0.05 kg/cm2, 1 of 0.1 kg/cm2 1 of 0.2 kg/cm2 3 of0.5 kg/cm2 and 1 of 1.0 kg/cm2.electronic data acquisition system for direct shear test equipmentthe three channel micro controller based signal conditioning and touch panel display unit is suitable to measure horizontal load, horizontal displacement and vertical displacement during direct shear testing. the data of all three channels of direct shear test can be transferred to computer through rs 232/ ethernet and can be online monitored.the unit also provides the facility of online monitoring with touch panel is provided to perform various operations such as tare, programming, start, stop etc.independent taring of each channelautomatic data saving on stop button.there are 25 set results having a maximum of 200 data points per set can be stored in the electronic unit .the sample number can be programmed.online date and time of test will be stored along with the data.on line (while the test is in progress) data transfer to the computer through rs 232/ ethernet. , consolidation apparatus sensors specification: load cell:capacity : 200kgtype : s shapedexcitation voltage : 10vdcnominal output : 3.0mv/vnon linearity : < + 0.025% fsohysteresis : < + 0.02% fsonon repeatability : < + 0.01% fsocreep (30 minutes) : < + 0.03% fsozero balance : + 1.0% fsoinput resistance : 392 + 15 ohmsoutput resistance : 350 + 3 ohmsinsulation resistance : >1000 mohmssafe over load : 150% of rated capacityultimate over load: 250% of rated capacitytemp. range: 0o c to 60oc.temp. effect on output: <0.0015% fso/ octemp. effect on zero : <0.0020% fso/ oclinear variable differential transformer (lvdt) stroke : ± 20mmlinearity deviation : ± 1% of rated capacityrepeatability : ± 0.1% of rated capacityhystresis : ± 0.5% of rated capacityexcitation : 2 volt rms 2 khz sinusoidalsensitivity : 1 mv/v/mmsafe temperature range: 0o 50o ccore fixture : spring loaded plungersoftware specification data acquisition from signal conditioning unit to computeroff line data analysis software that does all the calculations of direct shear test.has option for manual as well as automatic recording of data.calculates area, volume, bulk density, dry density, moisture content etc. of the specimendisplay the following plots (graphical)(a) horizontal displacement vs shear force(b) horizontal displacement vs vertical displacement(c) normal stress vs shear force(d) maximum value of the dilation anglethe software is windows based and user friendly. it is easy to operate and has the flexibility to enter different sizes of test specimen up to 1000mm x 1000mmnote computer does not form part of the supply.three gang bench type consolidometer (front loading)test is performed as per is: 2720 (part xv). the unit comprises:loading unit 20 kg/cm2capacity 3 no.consolidation cell60mm f x 20mm height 3 no.dial gauge 5 x 0.002mm 3 no.set of weights 3 sets(stress – up to 10kg/cm2) , triaxial shear test apparatus load frame, motorised, 50kndesigned to accommodate universal triaxial cell for testing soil specimens up to 100 mm in diameter.suitable for operation on 220v, 50 hz, single phase supply.triaxial cell for 38/50mm diameter x 76/100mm high specimen pneumatic control panel, 2 lines. air compressors, 10 kg/sq.cm. de airing system with vacuum arrangement it has a vacuum regulator, 20 ltr water chamber and additional line for vaccum and vacuum gauge.electronic data acquisition system the four channel micro controller based signal conditioning and touch panel display unit is suitable to measure axial load, pore/back pressure, vertical displacement and volume change (optional) directly indicated in their respective engineering units during triaxial testing. sensors specification: load cellcapacity : 1000kgtype : s shapedexcitation voltage : 10vdcnominal output : 3.0mv/vnon linearity : < + 0.025% fso2.pressure transducercapacity : 2000kpaexcitation voltage : 12vdcnominal output : 4 20maover pressure limit : 2 times f.s.burst pressure : 3 times f.s.3.linear variable differential transformer (lvdt) stroke : ± 20mmlinearity deviation : ± 1% of rated capacityrepeatability : ± 0.1% of rated capacitysoftware specificationa) data acquisition from signal conditioning unit to computerb) off line tri axial data analysis software that does all the calculations of uc, uu, cu, cu bar & cd triaxial test.c)has option for manual as well as automatic recording of data.accessories :top loading pad, perspex,38 mm dia. 1 no.plain perspex disc 38mm diax 6 mm thick 1 pair.porous stone 38mm diax6 mm thick. 1 pair.sheath stretcher for 38 mm dia specimen 1 no. two way split former for 38 mm dia specimen 1 no. rubber sheath for 38 mm dia specimen 12 nos. drainage tube (short), 38 mm 4 nos. drainage tube (long), 38 mm 4 nos. “o’ rings for 38mm dia specimen 4 nos. split mould, 38mm dia 1 no. top loading pad 38mm (plain) 1 no. , unconfined compression tester digital load frame with lcd 50 kn capacity with 4 speed variations. horizontal clearance 430 mm vertical clearance 950 mm maximum platen dia 150 mm maximum platen travel 100mm ram dia 50mm suitable for operation on 220 v, 50 hz, single phase, ac supply. ring capacity 2 kn dial gauge 25 mm, 0.01 mm least count. mould 38 mm dia × 76 mm long rubber sheath 38 mm dia specimen , proctor test apparatus for light compaction compaction mouldcompaction mould 100 mminternal dia x 127.3 mm height, 1000 ml volume complete with collar and base plate, all made of mild steel tie rods of mild steel and wing nuts for clamping.compaction rammer, lightcompaction rammer, light, made of mild steel 2.6 kg weight, 50 mm dia compaction face, 310 mm controlled free vertical fall. , proctor test apparatus for heavy compaction compaction mould compaction mould 150 mminternal dia x 127.3 mm height, 2250 ml volume complete with collar and base plate, all made of mild steel tie rods of mild steel and wing nuts for clamping.compaction rammer, heavy compaction rammer, heavy, made of mild steel 4.89 kg weigh, 50 mm dia compacting face, 450 mm controlled free vertical fall. , hot air oven digital laboratory oven (18x18x18), hot oven 450mm digital , electronic balance electronic balance upto 500g(accuracy capacity 0.01 gm), and 5kg (accuracy 0.1gm) , sieve shaker having a sturdy can iron body, the sieve shaker has an inclined sieve table which can accommodate a maximum of seven sieves of 150 mm or 200 mm diameter. to hold the sieves an adjustable top clamping plate is provided.the table has a gyratory motion in addition to tapping action.the operating gear assembly is enclosed in an oil bath fitted with a transparent oil level indicator window. suitable for operation on 220 v, 50 hz, single phase supply & supplied with 30cm adaptor. , density bottle 100ml, 50ml, made of borosilicate , sand bath device with tray, stove, palet, knife, steel top with powder coated, 230v, single phase , non corridible air tight container or can 100ml, 200ml, 500ml, 1000ml, , metre scale 300mm length, steel made , thermometer 0.5c 60c , water bath 15l capacity, temperature controlled, led water bath , glass measuring cyliner 1000ml , stopwatch accuracy: 0.001 seconds , ordinary or non recording rain gauge non recording rain gauge should be manufactured from non corrosive fiberglass reinforced plastic as per is: 5225: 1969. must consists of collector assembled with gunmetaling, funnel, locking rings and base. , self recording rain gauge rain gauge shold be as per is 5235: 1969 and made from reinforced fiberglass plastic. container is assembled with gunmetal ring and locking arrangements. siphoning system and recording arrangements are manufactured from pvc. the high torque quartz clock of min 25 hours revolution. must suppy 100 charts, pen, 15 cc ink , open evaporation pan the pan shuold be manufactured from g i sheet as per is: 5973: 1998, duly tinned and epoxy pointed, and tested for no water leakage. , wind vane manufactured as per is: 5799: 1970 , anemometer cup counter manufactured as per is: 5912: 1970 , stevenson screen manufactured from best quality indian seasoned wood and accurately assembled with side louvers as per is: 5948:1970 and are suitable for housing dry bulb, wet bulb, maximum and minimum temperature thermometer. , set of thermometers set of thermometers which will be used for measurement of maximum, minimum air temperature and relative humidity , double ring infiltrometer infiltrometer rings made from min.14 gauge ms sheet rolled and butt welded. hammering end reinforced with ½” iron strip and other end sharpened for smooth entry in to soil. complete with one inner ring 30 cm dia.; one outer ring 45 cm dia. min. height of rings 30 cm; must supply additionally: driving plate with hammer; float, guide rod, pointer gauge & stop watch. , pigmy cup type current meter it should be suitable to measure the water velocities up to 1.5 m/sec. it has to meet the requirements of is: 3910 and supplied duly calibrated from govt. research institute. , cup type current meter it should be suitable to measure the water velocities up to 2.5 m/sec. it has to meet the requirements of is: 3910 and supplied duly calibrated from govt. research institute. accessories required: 10 kg fish weight, 10 m suspension cable and other accessories. , automatic weather station microclimate monitoring system with 3.5mm stereo plug, 5m cablesolar radiation:range: 0 to 1750 w/m2resolution: 1 w/m2accuracy: ± 5% of measurement typicalprecipitation:range: 0 to 400 mm/hresolution: 0.017 mmaccuracy: ± 5% of measurement from 0 to 50 mm/hvapor pressure:range: 0 to 47 kparesolution: 0.01 kparelative humidityrange: 0 to 100% rh (0.00 1.00)resolution: 0.1% rhair temperature: range: 50 to 60 °cresolution: 0.1 °caccuracy: ± 0.6 °chumidity sensor temperature:range: 40 to 50 °cresolution: 0.1 °caccuracy: ± 1.0 °cbarometric pressurerange: 50 to 110 kparesolution: 0.01 kpaaccuracy: ± 0.1 kpa from 10 to 50 °c, ± 0.5 kpa from 40 to 60 °chorizontal wind speedrange: 0 to 30 m/sresolution: 0.01 m/saccuracy: the greater of 0.3 m/s or 3% of measurementwind gustrange: 0 to 30 m/sresolution: 0.01 m/saccuracy: the greater of 0.3 m/s or 3% of measurementwind direction: range: 0° to 359°resolution: 1°accuracy: ± 5°tilt:range: 90° to +90°resolution: 0.1°accuracy: ± 1°lightning strike count:range: 0 to 65,535 strikesresolution: 1 strikeaccuracy: variable with distance, >25% detection at <10km typicalrange: 0 to 40 kmresolution: 3 kmaccuracy: variablethere should be no moving parts. communication: sdi 12 communicationdimension:diameter: 10 cmheight: 34 cm, includes rain gauge filtercable length : 5 meterdata logger with user supplied simdata logger: 5 min to 12 htimekeeping: synchronize automatically and on demand; gps, cellular, or utility softwarecomputer communication : standard usb cable, usb a to micro usbinternet downloads: ssl/tls encryptedmobile communication bluetooth 5.2 supporting bluetoothgps communication: type: integrated 56 channel gps/qzss receiverupdate: daily (automatic) and on demand (manual)accuracy: ±3 m, with good sky viewenclosure rating: ip56, nema 3rsensor input ports:6data storage: 8 mbcompliance: iso 9001:2015, em iso/iec 17050:2010 (ce mark) total quantity : 1...

Indian Institute Of Technology - Bihar

14334250 supply of centralized furniture , ulta broad band dielectric mirror etc , automated polarization tracker cum controller , two port glove box , time correlated single photon counting based fluorescence lifetime spectrometer , super continuum lase , close cycle refrigerator based sub compact optical cryostat system with temperature controller sample holder and other accessories , hyperspectral camera , annual maintenance contract for nkn equipment , 2d and 3d strain measurement system...

Indian Institute Of Technology - Bihar

14270340 supply of closed cycle refrigerator based sub compact optical cryostat system with temperature controller, sample holder and other accessories...

Indian Institute Of Technology - Bihar

14267584 supply of closed cycle refrigerator based sub compact optical cryostat system with temperature controller, sample holder and other accessories...

Indian Institute Of Technology - Bihar

14255305 procurement of closed cycle refrigerator based sub compact optical cryostat system with temperature controller, sample holder and other accessories...

Indian Institute Of Technology - Bihar

11699273 procurement of electromagnet along with accessories 1 bipolar electromagnet 2 100 mm pole piece 3 pole gap adjustable 4 air cooled 5 bipolar power supply 6 hall sensor for magnetic field measurement 7 resolution 10 gauss 8 pc controlled 9‐ magneto resistance 10‐ me measurement 11‐ mangneto capacitance 12‐ appropriate softwares 13‐ appropriate sample holders for mr, me. mc measurement 14‐ furnace: rt to 1000c with remote control 15 15 mm 1.4 tesla 16 optional: ( i ) dc polling unit ( 10kv ) ( ii ) b h loop tracer ( 1hz to 1khz )...