Tender For Chemicals,Glasswares & Consumables For Cooch Behar District Water Testing Laboratory Under Cooch Behar Division P.H.E. Dte, Coochbehar-West Bengal

Tender For Chemicals,Glasswares & Consumables for Cooch Behar District Water Testing Laboratory under Cooch Behar Division P.H.E. Dte-1 Chromocult Coliform (CC) Agar (100 gm) ** 3 2 Membrane Filter Paper (100 nos.) ** 60 3 Petri plate (250 nos.) ** 30 4 Sterilising Ether Solvent (Biosol) ( 450ml ) 15 5 Eriochrome Black T (25 gm) 2 6 Calibration standard TN 100 (Eutech) 1 7 pH standard Buffer Solution (pH 4) CRM 500ml 1 8 pH standard Buffer Solution (pH 7) CRM 500ml 1 9 pH standard Buffer Solution (pH 10) CRM 500ml 1 10 Ferrosospectral Reagent (Fe1) (1000 tests) 6 11 Iron Standard (100 ml) 1 12 Manganese Reagent (250 tests) 5 13 Manganese Standard (100 ml) 1 14 Potassium Chromate( 500gm ) 1 15 Sodium Chloride (CRM)( 45gm ) 1 16 Silver Nitrate ( 25gm ) 1 17 Bromocresol Green Indicator( 25gm ) 1 18 Methyl Orange( 125ml ) 1 19 Phenolpthalein Indicator( 100gm ) 1 20 Sodium Carbonate (80 gm )CRM 1 21 Sulphuric Acid( 500ml ) 1 22 Methyl Red ( 25gm ) 1 23 Ethanol 500ml 1 24 Potassium Chloroplatinate ( 1gm ) 1 25 Cobalt tous Chloride 100gm 1 26 Organic free water 1000ml 2 27 Ammonia Buffer( 500ml ) 15 28 EDTA N/50 Solution ( 500ml ) 30 29 Triethanolamine(500 ml ) 1 30 Calcium Carbonate(50 gm ) CRM 1 31 Ammonia 500ml 1 32 Hydroxylamine HydroChloride( 100gm ) 1 33 Sodium Sulphide 500gm 1 34 Patassium ferricyanide 500gm 1 35 Sodium thiosulphate pentahydrate ( 500gm ) 1 36 DPD-1 Tablet( Number ) 1 box =250 Tab 15 37 Murexide( 5gm ) 1 38 NaOH Soln 1(N)( 1000ml ) 1 39 Turbidity standard 1000 NTU 100ml 1 Chemicals,Glasswares & Consumables for Cooch Behar District Water Testing Laboratory under Cooch Behar Division P.H.E. Dte ANNEXURE 40 EXTRAN (5 lt) 1 41 HCL (500ml) 2 42 Cotton 10 43 Tissue Paper 20 44 Alluminium foil Paper 10 45 pH Paper 1 46 Conical Flask (250 ml) 5 47 Beaker. Low form . graduated-Glass (500 ml) 2 48 Volumetric Flask ( 1000ml)- Glass,Class -A 2 49 Spatula 2 50 Plastic Dropper 10 51 Tongs 2 52 Cleaning Brush 10 53 Nitrile Gloves (7.6 inch)(100 nos pack) 4 54 Burette 50ml glass 4 55 Burette Clamp 4 56 Duster 20 57 Accetone (500ml) 3 58 HCl (5 lt) Cleaning 1 59 Lab Shou 2 60 Reagent bottle Glass 250ml 20 61 Microfil funnel 150 nos 2 62 KI 100 gm 3 63 conductivety standard 1413 1 64 Patassium di cromate 500gm 1 65 Accetic Acid 500ml

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