bids are invited for design installation and maintenance of educational lab/centre - science lab; supply and installation of hardware; buyer - pipe vice 4 , wood working lath machine, 1hp motor , digital nephelometerauto ranging from 20-200ntu, +/-2% of readingplus 0.1 ntu, power 220 volts+/-10%ac50hz , electric oven inner size 18*18*18 tempreture range 100to200degree celcius of 40 lit , conductivity meter - conductivity range -0.01us/cm to 200ms/cm, cell constant- digital 0.1 to 2.00; temperature range -00c to1000c , hollow cylinder 10cm length 5cm dia , solid cylinder 10cm length 5cm dia , copper wire roll 200 gram , steel ball : 2mm, 3mm, 5mm, 8mm, 10mm, 12mm dia (5 each) , stop watch , multimeter - voltage testing, current testing, continiuty check and testing, ac testing, de testing & all eletronic uints , measurements, transistor test (npn & pnp), diode test: yes, with audiuble continuity check, power supply: 9v battery, operating temperature: ℃ to 40 ℃, display 31/2 digital lcd with a maxi. reading of 1999, diode test: yes with visual indcation. , lees disc method for thermal conductivity (non-metalllic solid) , sonometer , diode,led, transitor,resistor, capcitor , sprit level , glass slab for refractive index (7.5cm x 15cmx 1cm/2cm) , steel wire roll 500 gram , fortains barometer , searles apparatus of thermal conductivity , meldes experiment (frequency of ac/electric vibrator) - complete with power supply , kirchoffs law kit - consists of two analog meters and regulated power supply , steam generator , ohms law kit -to verify ohms law consists of one dial type rheostat, m065 moving coil voltmeter 5 volt & milliammeter 500ma mounted in spray painted metal box with terminal supplied without resistance coil and power supply , travelling microscope (packed in wooden box)- the microscope consist of a heavy cast iron based filtred with three leveling screws with the top machined over which slides a gun metal carriage. the slide can be cl ed at any position by means of a cl ings screw, fine adjustment for final reading are done with a micrometer screw. a verticle slide operating in a similar way is fitted on the horizantal carriage. the microscope with rack & pinion is fitte on the verticle & horizantal postion of microscope, microscope tube is fitted with high quality eye piece travels horizontally & vertically. guranteed accurate vernier reading 0.02 or 0.01mm, packed in a sturdy wooden box , battery eliminator (o/p 2-12v) dc , insulated copper connection wire 10 meter , electronic balance, with scale range of 0.001gm to 500.0gm, pan size 100mm; response time 3-5 sec; power requirement 90-250 v, 10watt , ph meter reading up to ph14; ambient temperature -40 to 700c.;, ph/mv resolution:13 bit , redwood viscometer, power: single phase, 220-240v, 50/60hz, 6.0a or 115v, 12.0a, max working temperature: 990c, capacity: 1 s le at a time, net weight: 12 lbs (5.5kg), input power supply: 230 v ac, 50 hz, 1 phase with 6- current rating , cleveland open cup apparatus the cleveland flash and fire point apparatus is a laboratory instrument designed to determine the flash point and fire point of petroleum products and lubricants with flash points above 79°c (175°f). it uses the open cup method, where the s le is gradually heated and exposed to an ignition source at specific intervals. this apparatus is essential for assessing the flammability and fire hazard of oils, fuels, and other volatile materials. it is widely used in petroleum, chemical, automotive, and industrial laboratories and complies with international testing standards such as astm d92, ip 36, and is: 1448 (part 69). the setup includes a brass test cup, heating unit, thermometer clip, flame exposure mechanism, and a metallic air bath. both manual and electrically operated versions are available. , electrolysis apparatus , water distillation unit , turbidity meter range 0 to 1000 ntu, resolution 1 ntu, operating temprature 10 to 45 degree c , dgps (for civil lab) dual-frequency base+rover - type of system for civil engineering surveying ,topographical survey ,road survey ,earthwork, construction layout surveying work . specifications insist on feature configuration base + rover gnss gps +glonass + galileo multi/ dual frequency. rtk,ppk,static survey,dgps,ntrip/network rtk,uhf radio,4g.tilt compensation preferably horizontal accuracy ~8 mm + 1 ppm or better vertical accuracy ~15 mm + 1 ppm or better controller android field controller software survey + cogo + stakeout + export protection ip68 preferred gnss systems can combine multiple satellite constellations to improve availability and positioning performance; , bench grinder 200 mm - double ended , daniel cell