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Tender For purchase of various apparatus/instruments required for department of chemistry, chaudhary ranbir singh university, jind - stirrer- the stirrer should be made up of ceramic coated aluminium alloy top with digital speed and temperature control. the stirring speed should be 50-1500 rpm or better. the stirrer should be operational up to a temperature range of 300oc with an accuracy of 1.0oc and ip 42 protection class. the input power should be 600 w or above. the stirrer should be supplied with hemispheric bowl (100 ml= 1 no; 250 ml= 1 no) to replace oil baths and mantles in order to perform clean and safe analysis with round bottom flasks.warranty must be one year., electronic balance- the electronic balance should have a maximum weighing capacity of 200 g or more with a resolution and repeatability of 0.1 mg, and a response time of 5 sec or better. the system should have automatic internal calibration with touch screen display. the system should have internal database capacity of 2500 or more with multiuser password protection feature. warranty must be one year., vaccum pump - the pump should be operational at a maximum power of 65 w or more with a max. vaccum of 99 mbar or more. the pump should be fitted withvacuum and filter cartridge., hot air oven- the inner chamber should be made of stainlesssteel and the outer chamber should be m.s powdercoated. the maximum capacity of the oven shouldbe 100 ml or more. the operational temperatureshould be between ambient to 250oc or more witha temperature accuracy of 1o c. pid based digitaltemperature control., double distillation unit- the unit should be pyrogen free with a distillation water output capacity of 1.5 l/h. the minimum cooling water requirement should be 1lt/min. auto-power cut facility in case of halted supply of water., circulating oil bath- the oil bath should be made up of stainless steel with 4 digit 7 segment led display for temperature and time. the bath should have s.s perforated tray for holding flasks. the bath should have a capacity to accommodate flask of 1l. the working temperature range should be +5 to 240oc (0.1oc increment) with a temperature stability of 1oc, water bath- the water bath should have a capacity of 20 l within built water level sensor. the bath should be made up of stainless steel and supplied with 8 concentric rings. the bath should have digital temperature control with pt100 sensor. the system should have stirring capability with ptfe magnetic bars., ph/ condutivity meter - operational between a ph range of -2 to 16.00 with a resolution of 0.01 ph and an accuracy of 0.02 ph. 5 points calibration. the ec range shouldbe in between 0.00 to 29.99 s/cm, uv cabinet- operational at two uv wavelengths (254 and 365 nm). the cabinet should also be equipped with one visible light. the external body should be coated with ms powder/epoxy., flame photometer- application: the flame photometer is used for qualitative and quantitative determination of several cations, especially for metals that are easily excited to higher energy levels at flametemperature. these metals include na+, k+, ca2+, ba2+ and li2+.specification requirementmeasuring range na+: 0 to 99.9 ppm k+:0 to 99.9 ppm ca 2+ :0-99.9 ppmli 2+: 0 to 99.99 ppmsensitivity na+= 0.1 ppmk+ = 0.1 ppmspecificity less than 0.5% interference when concentrations are equal to test sample concentrationsgas control-adjustable with knobsignition system-auto ignition systemflame failure-auto detectiongas cut off-automaticreproducibility-less than 1% coefficient of variation for 20 consecutive samplesusing 10 ppm na set as maximum standardlinearity-less than 1%display led, 12.5 mm (1/2")fuel supply-high-grade propane/butane mixture regulated at approximately30 psiair supply-6 l/min at 12 psi; oil and moisture freerecorder-output 0.05 to 5 v (switchable)operating manuals, service manuals, other manuals should provide user, technical and maintenance manuals in english language list of equipment and procedures required
Tender For supply of laboratory scientific instrument and other materials to bio fertilizers quality control laboratory, kotnoor -d kalaburagi - ph meter., conductivity meter,, vertical auto clave, computer with appropriate software, air conditioners, refrigetor 300 ltrs, kjeldahl nitrogen analyzer (digestion, distillation & scrubber), atomic absorption spectro photometer
Tender For supply of various items of lab equipment for govt. p. g. college guna--, ph meeter, rotary microtome with aceesories, compound microscope , dissecting microscope, water and soil testing kit, physics, measurement of wave length of he-ne laser using ruler wioth laser complete setup, study of hall effect complete sutup, stop watch digital, function generator {b} 1hz to 10 mhz, zener regulated power supply, impedance and power factor of lcr circuit, series and parallelelrresonance circuit, power amplfier, diac and triac characterstic apparatus, newtons ring apparatus compleate with travelling microscope power supply and sodium lamp, stop clock, vernier caliper , travelling microscope, interia table, photo diode cheracterstics apparatus, dielectric constant apparatus, copmplete apparatus to determine e/m using thomson's method, lee's apparatus to determine the hear conductivity of bad conductors of different geometry, m.o.s.f.e,t. , hartley and colpitt's oscillastor, apperatus to determine the value of plank's constant with photocell-light source-set of filter and power supply, transistorized differential amplifier, apparatus to study specific resistance and energy gap of a semiconditor, f.e.t. characterstic apparatus, transister characteristics apparatus with built in power supply meters, soler cell characteristic apparatus, single stage and double stage r. c. couplied amplifire/ feed back amplifire, apparatus to study response curve for lcr circuits and to determine the resonance frequency., chemistry, ph meter digital with electrodes, heating mentle (7 lit), melting point apparatus digital, d o meter digital, oven universal, vaccum pump, magnetic stirrer with hot plate, water soil testing kit digital, microprocessor flame photometer, botany, distillation apparatus single distillation capacity 3 lt., distillation apparatus single distillation capacity 5 lt., water bath double wall (12 hole) stanless steel, slide reader, heating mental with regulator cap 500 ml, incubator stainless steel, heating mentle with regulator cap 1 lit., autoclave portabler, thin layer chromatography kit, vortex shaker, centrifuge machine 3500 rpm, water and soil testing kit, ph meter digital with electrodes, hot air oven stainless steel, autoclave vertical cap 50 lit, digital colony counter, dissecting microscope, compound microscope , binocular microscope, image projection system, electronic digital balance, laminar air flow horizontal, uv single beam spectrophotometer