tender for requirement of different chemicals / reagents used for the testing of water samples from different locations within new town (aa-i, ii & iii) at central laboratory, administrative building under new town water supply divn.-i, phe dte - filter paper no: 542 (dia- 125mm) (100pcs)-gehealth life sciences 2 2-propanol (500 ml) 3 potassium iodide with coa (100g)- merck 4 tin(ii) chloride (stannous chloride) with coa (100g)- merck 5 lead acetate with coa (500g)-merck 6 zinc granules with coa (500 g)-merck 7 acetone with coa (500 ml)-merck 8 chloroform with coa (500 ml)-merck 9 silicon grease (50g)-metrrak 10 tissue paper 11 color 500 pt-co units calibration standard (100ml)-nist traceable 12 hydrochloric acid about 35% with coa(500ml)-merck 13 ammonium hydroxide with coa(500ml)-merck 14 ethanol alcohol 95%with coa(500ml)-merck 15 ascorbic acid (vitamic) (100g) 16 butter paper 17 blotting paper 18 pipette controller (macro) 19 iron standard solution traceable tonist srm 1000 mg/l fe (100ml)-merck 20 arsenic standard solution traceable tonist srm 1000 mg/l as (100ml)-merck 21 conductivity standard(1413µs/cm) (500ml)-reagecon 22 50 ml volumetric flask a grade (borosil) 23 500 ml volumetric flask a grade (borosil) 24 laboratory glass dropper with white rubber 25 surgical mask 26 surgical gloves 27 rectified spirit 28 distilled water container (500ml bottle) for laboratory use 29 oem of turbidity meter turbiquant 11001r calibration standard set (wtw) 30 100 ml volumetric flask a grade (borosil) 31 burrette stand 32 arsenic test kit, method : colorimetric with test strips and reagent (contains malonic acid),0.005-0.010-0.025-0.05-0.10-0.25-0.50 mg/l as (100 test)-merck 33 hot plate (size-25cm/30cm) 34 ph paper 35 250 ml glass thermometer with calibration certificate 36 turbidity meter (turbiquant 1100 ) irrange : 0 to 1000 ntu -merck 37 acetic acid glacial-merck (500 ml) 38 ammonia buffer solution about 25%- merck (500 ml) 39 silica gel for dessicator (1000 g)