chemical parameters testing equipment annual repair maintenance of water supply under construction division, apwd, campbell bay. sw procurement of equipment for setting up of water testing laboratory at je water supply section, sd i, apwd, campbell bay.-supply, installation, testing and commissioning of bench top multiparameter ph meter edge® - model - hi2020 of make hanna or equivalent with required buffer/stock solution complete having following specification: 2 ph electrode : hi11310 ph electrode connectivity : 1 micro usb port for charging and pc connectivity, 1 usb port for storagebattery type/life : built-in rechargeable battery with up to 8 hours of continuous usepower supply : 230vac to 5 vdc adapter environment : 0 to 50°c (32 to 122°f), rh max 95% non-condensingdimensions : 202 x 140 x 12.7mm (8” x 5.5” x 0.5”)weight : 250 g (8.82 oz)(the supplier is also required to supply 01 no. additional hi11310 ph eclectrode of same make and specification & additional 500 ml bottle of standard calibration solution of ph 4.01, 7.01 and 10.01 each , 500 ml bottle of electrode storage solution and 500 ml bottle of general pourpose cleaning solution of make hanna along with the above specified instrument set) 3 supply, installation, testing and commissioning of bench top multiparameter ec/tds/salinity meter edge® - model - hi2030 of make hanna or equivalent with required buffer/stock solution complete having following specification: 4 ec/tds probe : hi 763100 ec/temperature probeconnectivity : 1 micro usb port for charging and pc connectivity, 1 usb port for storageglp : yesbattery type/life : built-in rechargeable battery with up to 8 hours of continuous usepower supply : 230vac to 5 vdc adapter environment : 0 to 50°c (32 to 122°f), rh max 95% non-condensingdimensions : 202 x 140 x 12.7mm (8” x 5.5” x 0.5”)weight : 250 g (8.82 oz)(the supplier is also required to supply 01 no. additional hi763100 ec/temperature probe of same make and specification & additional 500 ml bottle of standard conductivity solution of 1413 μs/cm , 5000 μs/cmand 12880 μs/cm each of make hanna along with the above specified instrument set) 5 supply, installation, testing and commissioning of epa compliant benchtop turbidity and chlorine meter - model - hi83414of make hanna or equivalent with required calibration cuvettes complete having following specification: 6 turbidity range : non-ratio mode: 0.00 to 9.99; 10.0 to 40.0 ntu; 0.0 to 99.9; 100 to 268 nephelos; 0.00 to 9.80 ebc turbidity range : ratio mode: 0.00 to 9.99; 10.0 to 99.9; 100 to 4000 ntu; 0.0 to 99.9; 100 to 26800 nephelos; 0.00 to 9.99; 10.0 to 99.9; 100 to 980 ebc.free chlorine range : 0.00 to 5.00 mg/ltotal chlorine range : 0.00 to 5.00 mg/lconnectivity : usbglp : last calibration data, calibration infoauto end : do onlybod/our/sour : yes (inside/outside limits)display : 40 x 70 mm graphic lcd (64 x 128 pixels) with backlightpower supply : 115/130 vac; 50/60 hzenvironment : 0 to 50°c (32 to 122°f), rh max 95% non-condensingdimensions : 230 x 200 x 145 mm (9.0 x 7.9 x 5.7”)weight : 2.5 kg (88 oz.)( the supplier is also required to supply 04 nos. additional calibration glass cuvettes for turbidity and chlorine, 230 ml cuvettes cleaning solution, silicone oil each of make hanna along with the above specified instrument set) 7 supply, installation, testing and commissioning of water & wastewater multiparameter (with cod) photometer and ph meter- model - hi83399 of make hanna or equivalent with required calibration cuvettes complete having following specification: 8 input channels : 1 ph electrode input and 5 photometer wavelengthsphotometer/colorimeter light source : 5 leds with 420 nm, 466 nm, 525 nm, 575 nm, and 610 nm narrow band interference filtersphotometer/colorimeter light detector : silicon photo detectornumber of methods : 128 max.connectivity : usb-a host for flash drive; micro-usb-b for power and computer connectivityglp : calibration data for connected ph electrodedisplay :128 x 64 pixel lcd with backlightpower supply : 5 vdc usb 2.0 power adapter with usb-a to micro-usb-b cable battery type/life : 3.7 vdc li-polymer rechargeable battery / >500 photometric measurements or 50 hours of continuous ph measurementenvironment : 0 to 50°c (32 to 122°f), rh max 95% non-condensingdimensions : 206 x 177 x 97 mm (8.1 x 7.0 x 3.8)weight : 1.0 kg (2.2 lbs.)(the supplier is also required to supply 04 nos. additional sample cuvettes and caps of make hanna along with the above specified instrument set) 9 supply of graduated low form beakers with spout (class - a) complies to is 2619 / en iso 3819 and din 12331 of borosil® (cat no. 1000) or equivalent of capacity : 10 a) 100 ml 11 b) 250 ml 12 c) 500 ml 13 d) 1000 ml 14 e) 2000 ml 15 supply of wash, ldfe plastic bottles sqeeze type fitted with stopper and delivery tube of borosil® (cat no. 166 p) or equivalent of 500 ml capacity. 16 supply of graduated single metric scale with pour out with hexagonal base class - a with individual calibrationcertificate cylinders complies to is 878,iso 4788 of borosil® (cat no. 3021) or equivalent of capacity : 17 a) 10 ml 18 b) 100 ml 19 supply of graduated erlenmeyer, conical, narrow mouth flasks class - a complies to is 1381 (part - i) , din/ iso 1773 of borosil® (cat no. 4980) or equivalent of capacity : 20 a) 100 ml 21 b) 250 ml 22 supply of measuring (mohr type), accuracy as per class - a with individual calibration certificate pipettes complies with is , iso 835 of borosil® (cat no. 7059) or equivalent of capacity : 23 a) 5 ml 24 b) 10 ml 25 c) 25 ml 26 supply of test tube with rim complies to is 2618 , iso/din 4142 of borosil® (cat no. 9800) or equivalent of 15 ml capacity 27 supply of graduated test tube with inter changeable stopper of borosil® (cat no. 9830) or equivalent of 50 ml capacity 28 supply of rectangular bottle, medical grade hdpe conforming to usp class vi of make tarsons® (cat no. 5833) or equivalent of capacity : 29 a) 250 ml 30 b) 500 ml 31 c) 1000 ml 32 d) 2000 ml 33 supply of weighing scale ( electronic balance) of make optics technology®, precision® or equivalent having following specification : 34 capacity - 0.001 gm to 220 gm, accuracy (readibility) - 0.001 gm