tender for purchase of lab equipments for basic eng dept , purchase of lab equipments for baisc eng dept (physics and chemistry) , digital balance itemcode: a001 weight 500g, accuracy 0.01g, top pan. tare function, caliberation- automatic external display type: led. , joules calorimeter itemcode: a005 specifications: copper vessel, battery eliminator 3a, (2,4,6,8,10,12 v), tubular rheostat 20-3.3a, one way plug key, analog type dc ammeter (0 2a), voltmeter (0-5v), thermometer (alcohol), stop clock , ic regulated battery eliminator itemcode: a011 specifications: ic regulated, input: 230v ac; output: 0-12v dc in steps of 2v; capacity: 1a or 2a. , galvanometer itemcode: a012 specifications: moving coil type, 30-0-30 scale, unbranded with bhel specification-sensitivity sensitivity , voltmeter itemcode: a013 specifications: dc voltmeter; range 0-10 v, analog. , ammeter itemcode: a014 specifications: dc (0 - 2 amp) , decade resistance box itemcode: a016 specifications: resistance box 12 month warranty (dial type) -manganin coil- 2 dials , sonometer apparatus itemcode: a017 specifications: sonometer with meter scale attached along with knife edge, tuning forks set 256, 384, 512 ranges, hammer, slotted weight - 500 gm each to a total of 3 kg. brass wire (5 m) , travelling microscope itemcode: a018 specifications: branded travelling microscope 0 200 mm horizontal and 0-150 mm vertical measurement , potentiometer itemcode: a019 specifications: it features a 1-meter to 10-meter constantan/manganin wire stretched on a wooden or sunmica baseboard with a millimeter scale. it includes 4mm brass terminals, a pencil jockey for contact, wire options (10 wires), and a typical resistance range of 10-20 ohms, ideal for high-precision voltage measurements. , rheostat itemcode: a021 specifications: high-grade ceramic tube, oxidized resistance wire, 0.5a 5a, range 10ω-100ω. , deflection magnetometer apparatus itemcode: a022 specifications: deflection magnetometer apparatus with compass box and two short bar magnets , digital electronic balance /analytical balanceitemcode: a001/a007 specifictions: load capacity: minimum,500 g readability: 0.01 g,linearity: 0.02g, display: lcd/led,tare function: required,top pan type power supply: 220-240 v,ac, 50 hz , digital tds meter itemcode: a002 specifictions: measuring range: 0-9990,ppm resolution: 1 ppm,display: lcd automatic temperaturecompensation (atc): required waterproof: minimum ip67 protection power source: battery, operated (button cell/aaa , digital ph meter benchtop model itemcode: a003 specifications: ph type microprocessor/microcontrolle r ph range: 0-14 resolution: 0.01 ph,accuracy: ±0.05 ph or better combined ph electrode with temperature sensor two or three-point calibration facility temperature compensation type automatic display: lcd power supply: 220-240 v ac, 50 hz warranty minimum 1 year , laboratory heating mantle (knitted glass yarn) itemcode: a004 specifications: capacity: 500ml,temperature range: ambient to 350°c energy regulator/control knob:required power supply: 220-240 v ac,50 hz , mortar with pestle itemcode: a006 specifications: material: porcelain size: 100-150 mm inner diameter exterior: glazed grinding surface: unglazed , hot plate itemcode: a008 specifcations: top plate material: cast iron plate size: minimum 8 inch diameter power rating: 2000 w temperature range: ambient o 200°c minimum thermostatic temperature control: required power supply: 220-240 v ac, 50hz. , electric bunsen burner itemcode: a009 specifications: electrically operated energy regulator/ control knob operating temperature 800°c body: stainless steel power supply source: corded electric, supplied with a heavy-duty, heat-resistant,earth-grounded, 3-pin power cord (minimum length 1.2 meters). power consumption: between  350 and 500w power supply: 220 -240 v ac, 50 hz , water distillation unit itemcode: a010 specifications: output capacity: 4 litres per hour (lph) ph value: 5.5 to 7.0 conductivity (raw water distillation):3.0 - 4.0 μs/cm or less glassware material: borosilicate 3.3 glass (pyrex/duran equivalent) heating elements: silica enclosed quartz heaters or chromium-plated element variants power supply: 220-240 v ac,50 hz / 60 hz, single phase automatic water level cut-off