supply of chemicals and glassware for the 15 ( fifteen ) nos . of water testing laboratories in the district of south 24 parganas under alipore division , phe dte for the period of 365 days:-1.00 sterile sample bottle ( tarsons ) ( 100ml ) 2.00 sample bottle ( pbc ) 200ml 3.00 tissue paper ( medium ) - 2x21mt 4.00 low lead glass wool packet 5.00 burette glass ( 50ml ) class b 6.00 cell ( 10mm ) ( set ) 7.00 cell ( 20mm ) ( set ) 8.00 conical flask 100 ml 9.00 funnel 3 10.00 glass dropper with rubber tit 8cm.with 10 cm jet 11.00 burette clamp-sigle fisher type 12.00 turbidity standard solution for calibration of turbiquant 1100ir turbidity meter 13.00 turbidity standard solution for calibration of turbidity meter 1500t 14.00 chromogenic coliform agar, for simulteneous determination & count of escherichia coli and total coliforms in water samples as per iso 9308-1:2014, 100 gm pack 15.00 consumables for bacteriological analysis by mf technique, membrane filter- cellulose nitrate, sterile- individually packed, white membrane, gridded, 47mm dia, 0.45 micron porosity, pack of 100 circles 16.00 consumables for bacteriological analysis by mf technique, radiation sterilie plate 15x60mm, 250 nos a pack 17.00 edta n / 50 solution, for total hardness analysis ( 500ml / pack ) 500 ml pack 18.00 ammonia buffer solution for total hardness analysis ( 500ml / pack ) 19.00 triethanolamine min. 99.50% for total hardness analysis ( 500ml / pack ) 500 ml pack 20.00 methyl red nidicator 21.00 calcium carbonate, aalytical grade 22.00 total hardness kit ( 300 test ) 23.00 chloride test kit sprctro quant merck ( 300 test ) 24.00 buffer ph 4.01@25 deg c calibration solution calibrated against nist traceable sbs ( 480ml pack ) suitable for inolab & ph510 / 700 ph meter. 25.00 buffer ph 7.00 @25 deg c calibration solution calibrated against nist traceable sbs ( 480ml pack ) 26.00 buffer ph 10.01 @25 deg c calibration solution calibrated against nist traceable sbs ( 480ml pack ) 27.00 conductivity standard 1413 us / cm @25 deg c for calibration protocol of inolab conductivity meter ( 480ml / pack ) 28.00 reagent suitable for spectrophotometric analysis of iron in potable water, min range 0.02-3.00 mg / l soluble iron ( 1000 tests / pack ) 29.00 reagent suitable for spectrophotometric analysis of manganese in potable water min range: 0.01-0.7 mg / l of manganese, ( 250tests / pack ) 30.00 residual chlorie kit 31.00 dpd tablet for residual chlorine, easily dispersible, suitable for comparometric determination, pack of 250 tabs 32.00 hydrochloric acid min: 36.5%, analytical quality & acs grade, arsenic content: 0.01 ppm max. ( 500ml / pack ) 33.00 tin ( ii ) chloride dihydrate analytical quality solubility: 10% solution in dil. hcl should be clear & assay: min. 99.00%, ( 100gm / pack ) 34.00 lead ( ii ) acetate trihydrate, assay: min 99% ( 500gm / pack ) 35.00 zinc granules ( arsenic free, as content: 0.00001% max ) ( 500gm / pack ) 36.00 morpholine ( 500ml ) 37.00 silver diethyldithiocarbamate for arsenic analysis, acs grade assay: 99% min ( 5 gm / pack ) 38.00 chloroform analytical quality, dry solvent, water content maximum: 0.01% max ( 500 ml / pack ) 39.00 silver nitrate 0.02n solution, ( ±0.0002n ) , 500 ml 40.00 sodium chloride, analytical grade ( 500gm ) 41.00 sodium hydroxide, analytical grade ( 500gm ) 42.00 solvent for lamp. 5 lit pack