Details: procurement of required instruments ph meter -digital, 4½” led or lcd display, bench model, range 0-14 ph, accuracy – sensitivity 0.01 ph, with automatic temperature compensation with combined glass electrode, electrode holder, 3 point calibration for ph, mv- 0 to 1999 mv, -90% to 110%, 220v ac operated. warranty minimum 1 year. turbidity meter-range 0-2000 ntu, resolution 0.01 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 minimum – 1 year. electrical conductivity/tds meter-microcontroller based electrical conductivity, digital 4½ inch led or lcd display, bench model, different measuring ranges 0-20, 0-200, 0-2000, 0-20000, 0-200000 micro mho per cm, with automatic temperature compensation arrangement, resolution-0.01 micro s, accuracy ± 1% mid scale, conductivity cell of 0.1 cell constant, with holder and clamp, tds range –0-200ppt, a
Sector: Water supply and Sewerage