procurement of instruments procurement of instruments for 31 dt labs nabl reg for sub dt labs . , lab instruments: , analytical semi micro balance-conformity to is 9281, part - iii, 1981 specification with latest amendments there on. analytical balance, 4 decimal sensitivity, integral draft shield, compact body of high durability with a spacious weighing chamber and quality exterior case. accuracy supported internal calibration. easy setting best fit to weighing application expanded piece counting function, specific gravity mode, formulation mode, stability maintenance by full digital control i.e digital, lcd, led display, conformation to international standards, stainless steel pan 90 mm, capacity - 220g, accuracy-0.1 mg, weighing mechanism- uniblock,monoblock, doors open wide in 3 directions, level gauge provision at easiest visual position, optional battery operation, nabl calibration certificate as per iso 17025, 2017with latest amendments there on, power supply ac 220v, 50-60 hz, warranty min - 1 year. , thermocouple thermometer digital with rtd or k type probe with cable(digital)-is 7358 , 1984 specification with latest amendments there on, highly accurate thermometer precise measurements, capacity max. 600°c, 3½’’ digit liquid crystal display lcd or led with a maximum reading of 1999, operating environment - 0°c to 50°c i.e.32°f to 122°f, less than 80% relative humidity, storageenvironment -minus 20°c to 60°c i.e. -4°f to 140°f, less than 80% r.h. with battery operated meter, accuracy 1°c- stated accuracy at 23°c ±5°c, less than 75% r.h. battery -1.5v x 4pcs aaa size, dimensions-l241.3 mmx w157.98 mm xh76.2mm i.e. 9.5 x 6.22 x3 in,rtd or k type thermocouple od-6mm, length –3 meter cable ,plug and socket. nabl calibration certificate.warranty 1 year. , microcontroller based electrical conductivity meter -digital 4 ½ inch led or lcd display, bench model, different measuring ranges0-20, 0-200, 0-2000, 0-20000, 0-200000 micro mho per cm, with automatic temperature compensation arrangement, resolution-0.01micro s, accuracy ± 1% mid scale, conductivity cell of 0.1 cell constant, with holder and clamp, tds range-0-200ppt, ac operated.calibration up to 3 points.warranty min 1 year. , microcontroller based ph meter -digital, 4 ½’’ led or lcd display, bench model, range 0-14 ph, accuracy - sensitivity0.01 ph, with automatic temperature compensation with combined glass electrode, electrode holder,3 point calibration for ph, mv-0 to 1999 mv, slope-90% to 110%, 220v ac operated.warranty min 1 year. , turbidity meter -digital, range0-2000 ntu, resolution0.01 ntu for 0 - 100 ntu,0.1 ntu for 100 - 1000 ntu, 1 ntu for 1000-2000, repeatability ± 3%, source-projector lamp, detector- photodiode., calibration up to 3 points,including sample vials. warranty min.-1 year. , flame photometer -digital, dual channel - simultaneous display for both na & k, capable of measuring 4 elements with single aspiration i.e. na, k, li and ca with filters for na, k, li and ca, 3 digit, full scale sensitivity – na-2 ppm, k-1 ppm, li-1 ppm and ca-30 ppm, operated on lpg supply, with compressor.warranty min1 year. , uvvisible spectrophotometer with computer and accessories -instrument with interface - graphical colour display, touchscreen, desk top pc, printer with following specifications with ingress protection ip- 32, certificate for dust proof and water proof of equivalent and with all other necessary accessories. storage capacity- minimum 2000 data- date, time, sample id, user id and result,minimum 50 user capacity, minimum 240 pre installed programmes with scanning speedminute per 1 scan minimum 20 scan data storage. designed calibration with down loading facility for stored data in standard report format.should accept and contains quartz cuvettes - 25.4 mm, 1cm, 2cm, and 5 cm rectangular. operating mode - transmittance %, absorbance and concentration.source lamp - tungstenfor visible,deuterium for uv .wave length range - 190 to 1100 nm. wave length accuracy - plus or minus 1nm, bandwidth -1 nm. wave length resolution - 0.1nm with automatic calibration and selection. operating temperature - 10 deg. to 40 deg. c,humidity - 90 % maximum, power requirement- 200 to 240 v.photometric range - plus or minus 3.0 absorbance.photometric accuracy - 5 m abs at 0.0 to 0.5 abs.1 % at 0.50 to 2.0 abs.specifications for pc- 1. mother board pentium, intel core i3 with mother board, 2. ram - 4 gb, 3. hdd- 500 gb,4. bus speed- with suitable operating system. 5. led monitor - 18.5 inch 6. dvd writer,7. key board,8.usb port - 6 nos. 9. optional mouse- optical mouse, 10. ups - 2 kva specification for printer - colour printer with scanner. the instrument should have the following additional specifications.detector - silicone photodiode detector, cuvette capacity- 0.5 to 5 ml, sample compartment sample - suitable to accommodate sample cells with volume from 0.5 to 5ml, band width - 2nm, beam -dual beam or split beam. warranty min.1 year.