

Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
1 | 14-Dec-202 | Date Corrigendum | Date | 18-12-2020 |
Name of Work: < Chemical and Glassware etc. required for routine water testing at 17 (Seventeen) nos. Laboratories including Digha Sewerage Laboratory under Tamluk Division, PHE Dte. Purba Medinipur District. > | |||||
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Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
1 | 1 | Chromogenic Coliform Agar (CCA) Recommended for detection of Escherichia coli and coliforms in water samples. this medium are as per the specifications laid down in ISO 9308-1:2014 Agar is a selective medium recommended for the simultaneous detection of Escherichia coli and\ntotal coliforms in water samples.(100gm/pk), Make - Himedia / Merck | item1 | 24 | pk |
2 | 2 | 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 circle/pk.\nMerck/Himedia/Axiva | item2 | 238 | pk |
3 | 3 | Consumables for Bacteriological analysis by MF technique, Radiation Sterilie Plate (Petri plate) 15X60mm, 250 nos/pk. Make: Himedia/Merck | item3 | 150 | pk |
4 | 4 | EDTA N/50 Solution, for Total Hardness analysis (500ml/PACK) Make: Merck/Fisher/Sigma/Finar | item4 | 236 | pk |
5 | 5 | Ammonium buffer solution for total Hardness analysis (500ml/Pack) Make : Merck / Fisher/ Sigma/ Finar. | item5 | 51 | pk |
6 | 6 | Calsium Carbonate 500 gm/pk. | item6 | 2 | pk |
7 | 7 | Triethaylamine min. 99.50% for Total Hardness analysis (500ml/PACK) pack Make: Merck/Fisher/Sigma/Finar | item7 | 11 | pk |
8 | 8 | Buffer pH 4.01@25 Deg C Calibration\nsolution calibrated against NIST Traceable SBS (480ml PACK) suitable for inoLab & PH510/700 pH Meter. make: Eutech/WTW/Merck/Equiv. | item8 | 17 | pk |
9 | 9 | pH 7.00 @25 Deg C Calibration\nsolution calibrated against NIST Traceable SBS (480ml PACK) suitable for inoLab & PH510/700 pH Meter make: Eutech/WTW/Merck / Equiv | item9 | 17 | pk |
10 | 10 | Buffer pH 10.01 @25 Deg C Calibration\nsolution calibrated against NIST Traceable SBS (480ml PACK) suitable for inoLab & PH510/700 pH Meter make: Eutech/WTW/Merck / Equiv | item10 | 17 | pk |
11 | 11 | Reagent suitable for spectrophotometric\nanalysis of Iron in potable water, Range 0.005 - 5.00 mg/l Fe2+ soluble Iron (1000 Tests/PACK) Make: Merck/Lovibond/Palin/WTW | item11 | 34 | pk |
12 | 12 | Iron Standard traceable to SRM from NIST\nFe(NO3)3 in HNO3 0,5 mol/l 1000 mg/l Fe (100 ml/pk.) | item12 | 12 | pk |
13 | 13 | Reagent suitable for spectrophotometric analysis of Manganese in potable water Range: 0.010 - 10.0 mg/l Mn of soluble Manganese in portable water, (250tests/PACK) Make:\nMerck/Lovibond/Palin/WTW | item13 | 34 | pk |
14 | 14 | Manganese Standard traceable to SRM from\nNIST Mn(NO3)2 in HNO3 0.5 mol/l 1000 mg/l Mn (100 ml/pk.) | item14 | 9 | pk |
15 | 15 | Silver Nitrate N/50 Solution (500ml/pk.) | item15 | 85 | pk |
16 | 16 | Potasium Cromate (500gm) | item16 | 1 | pk |
17 | 17 | Silver Sulphate (25gm) | item17 | 4 | pk |
18 | 18 | Potasium Permanganate (500gm) | item18 | 1 | pk |
19 | 19 | Sodium Chloride Pure (500gm) | item19 | 1 | pk |
20 | 20 | Formaldehyde Solution (500gm) | item20 | 6 | pk |
21 | 21 | Calsium Carbonate (50gm) | item21 | 1 | pk |
22 | 22 | Indicator Papers PH 1.0 to 14.0 (10 books / pk) | item22 | 37 | pk |
23 | 23 | Sterile Ethar Solvent (450 ml/pk) | item23 | 163 | pk |
24 | 24 | Aluminium Foil Paper (9mt/pk) | item24 | 65 | pk |
25 | 25 | DPD Tablet for Residual Chlorine easily dispersible suitable for comparometric determination, pack of 250 tabs/pk. | item25 | 17 | pk |
26 | 26 | Sulfuric acid for 500 ml c(H2SO4) = 0.05 mol/l (0.1N) [3 amp/pk] | item26 | 1 | pk |
27 | 27 | 100 ml Glass Measuring Cylinder Glass | item27 | 2 | Nos. |
28 | 28 | 100 ml Polypropylene Measuring Cylinder | item28 | 4 | Nos. |
29 | 29 | Funnel Glass 75mm | item29 | 12 | Nos. |
30 | 30 | Plustic Dropper 3ml pk of 500 nos. | item30 | 192 | pk |
31 | 31 | Volumetric Flask 100 ml Glass | item31 | 15 | Nos. |
32 | 32 | Plustic Drop Bottle (120 ml) | item32 | 32 | Nos. |
33 | 33 | Conical Flask 250 ml Glass | item33 | 2 | Nos. |
34 | 34 | Glass Beaker 500 ml | item34 | 6 | Nos. |
35 | 35 | Tissue Paper roll | item35 | 122 | Roll |
36 | 36 | Washing Brush | item36 | 147 | Nos. |
37 | 37 | 250 ml Polypropylene Sample Collection Bottle wide Mouth | item37 | 850 | Nos. |
38 | 38 | 125 ml Plastic Sample collection Bottle Narrow Mouth | item38 | 1600 | Nos. |
39 | 39 | 250 ml Plastic Sample Collection Bottle Narrow Mouth | item39 | 1600 | Nos. |
40 | 40 | Hydrochloric Acid Laboratory Grade (5 Lit)Pack Iron content: 0.0001% max, Make: Merck/ Fisher/Finar | item40 | 9 | Nos. |
41 | 41 | Solvent for Spirit Lamp (5ltr) | item41 | 15 | Nos. |
42 | 42 | Burette Stand | item42 | 5 | Nos. |
43 | 43 | Cotton | item43 | 55 | Nos. |
44 | 44 | Hand Gloves (100 pc Box) | item44 | 17 | Nos. |
45 | 45 | Labolene (5ltr/pk.) | item45 | 3 | pk |
46 | 46 | Mask | item46 | 180 | Nos. |
47 | 47 | Liquid Hand Wash 500 ml | item47 | 17 | Nos. |
48 | 48 | Spectroquant Rectangular Cuvette (20mm Cell) [Pair / pk] | item48 | 2 | pk |
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