Procurement Of Chemicals, Glasswares & Consumables For 6 Nos Sub District Water Testing Laboratory Under Cooch Behar Division P.H.E. Dte, Coochbehar-West Bengal

Procurement Of Chemicals, Glasswares & Consumables For 6 Nos Sub District Water Testing Laboratory Under Cooch Behar Division P.H.E. Dte-1 Chromocult Coliform (CC) Agar (100 gm) ** 2 Membrane Filter Paper (100 nos.) ** 3 Petri plate (250 nos.) ** 4 Sterilising Ether Solvent (Biosol) ( 450ml ) 5 Eriochrome Black T (25 gm) 6 Calibration standard TB 211 IR (LOVIBOND) 7 pH standard Buffer Solution (pH 4) CRM 500ml 8 pH standard Buffer Solution (pH 7) CRM 500ml 9 pH standard Buffer Solution (pH 10) CRM 500ml 10 Ferrosospectral Reagent (Fe1) (1000 tests) 11 Iron Standard (100 ml) 12 Manganese Reagent (250 tests) 13 Manganese Standard (100 ml) 14 Potassium Chromate( 500gm ) 15 Sodium Chloride (CRM)( 45gm ) 16 Silver Nitrate ( 25gm ) 17 Bromocresol Green Indicator( 25gm ) 18 Methyl Orange( 125ml ) 19 Phenolpthalein Indicator( 100gm ) 20 Sodium Carbonate (80 gm )CRM 21 Sulphuric Acid( 500ml ) 22 Methyl Red ( 25gm ) 23 Ethanol 500ml 24 Potassium Chloroplatinate ( 1gm ) 25 Cobalt tous Chloride 100gm 26 Organic free water 1000ml 27 Ammonia Buffer( 500ml ) 28 EDTA N/50 Solution ( 500ml ) 29 Triethanolamine(500 ml ) 30 Calcium Carbonate(50 gm ) CRM 31 Ammonia 500ml 32 Hydroxylamine HydroChloride( 100gm ) 33 Sodium Sulphide 500gm 34 Sodium thiosulphate pentahydrate ( 500gm ) 35 DPD-1 Tablet( Number ) 1 box =250 Tab 36 Murexide( 5gm ) 37 NaOH Soln 1(N)( 1000ml ) 39 EXTRAN (5 lt) 40 HCL (500ml) 41 Cotton 42 Tissue Paper 43 Alluminium foil Paper 44 pH Paper 45 Conical Flask (250 ml) 46 Beaker. Low form . graduated-Glass (500 ml) 47 Volumetric Flask ( 1000ml)- Glass,Class -A 48 Spatula 49 Plastic Dropper 50 Tongs 51 Cleaning Brush 52 Nitrile Gloves (7.6 inch)(100 nos pack) 53 Burette 50ml glass 55 Duster 56 Accetone (500ml) 57 HCl (5 lt) Cleaning 58 Lab Shoe 59 Reagent bottle Glass 250ml 61 KI 100 gm 62 conductivety standard 1413 63 Patassium di cromate 500gm 64 Petri plate glass (50x17mm) 65 Poly Propylene Autoclavable,250 ml(Collection Bottle) 66 Pipett sucker 67 Collection Bottle 200ml plastic 68 Collection Bottle 100 ml plastic 69 Beaker Glass 500ml 71 Potassium Cloride CRM (5gm) 72 Eye Protect Glass 73 Lab Coat Apron 74 Aluminium Tray 75 Ice box large

Sr No	CorrigendumDate	Corrigendum	CorrigendumType	NewSubmissionDate
1	23-04-2025	DATE	Date	25-04-2025

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