bids are invited for boq total quantity : 1---1 methanol extrapure pure 99.8% 5 litre niasmaao1 413115 20 2 phenol crystalline pure (c6h5oh), m= 94.11g/mol, assay – 99%, melting range 39-41°c 500 gram niasmaao1 413115 20 3 sodium potassium tartrate tetrahydrate extrapure ar, 99% 1000 gram niasmaao1 413115 20 4 sodium sulphate anhydrous extrapure ar, 99.5% 1000 gram niasmaao1 413115 20 5 cuprous oxide pure 500 gram niasmaao1 413115 20 7 acetone pure 2 litre niasmaao1 413115 20 8 ammonium molybdate tetrahydrate 98% 500 gram niasmaao1 413115 20 9 folin & ciocalteus phenol (fcp) reagent ar grade 500 ml niasmaao1 413115 20 10 sodium carbonate anhydrous extrapure ar, 99.9% 1000 gram niasmaao1 413115 20 11 sodium bicarbonate extrapure, 99% 1000 gram niasmaao1 413115 20 12 gallic acid pure - 98% 100 gram niasmaao1 413115 20 13 alluminium chloride hexahydrate ar 99% 500 gram niasmaao1 413115 20 14 sodium hydroxide pellets extrapure ar, 98% 1000 gram niasmaao1 413115 20 15 sodium nitrate extrapure ar, acs, 99% 1000 gram niasmaao1 413115 20 16 sodium acetate trihydrate extrapure ar, 99.5% 1000 gram niasmaao1 413115 20 17 glacial acetic acid (ch3cooh) ar 99.9% pure 1 litre niasmaao1 413115 20 18 tptz tripyridyl 1-5-triazine pure 5 gram niasmaao1 413115 20 19 orthophosphoric acid extrapure ar, acs, 85% 1 litre niasmaao1 413115 20 20 diphenyl pycril hydrazyl (dpph) c18h12n5o6 m.w=394.32 250 mg niasmaao1 413115 20 21 sulphosalycylic acid aqueous 500 gram niasmaao1 413115 20 22 toluene extrapure ar, 99.5% 1 litre niasmaao1 413115 20 23 l‐proline extrapure chr, 99% 300 gram niasmaao1 413115 20 24 dimethyl sulphoxide (dmso) extrapure, 99% 5 litre niasmaao1 413115 20 25 l- ascorbic acid extrapure 300 gram niasmaao1 413115 20 26 2,6‐dichlorophenol indophenol sodium salt pure 98% 10 gram niasmaao1 413115 20 27 oxalic acid ar 99.5% 1000 gram niasmaao1 413115 20 28 phenolphthalein indicator 1% soln in ethanol 500 gram niasmaao1 413115 20 29 sodium acetate trihydrate extrapure ar, acs, xiplus™, 99.5% 1000 gram niasmaao1 413115 20 30 ascorbic acid ar grade 200 gram niasmaao1 413115 20 31 d-glucose anydrous 500 gram niasmaao1 413115 20 32 copper sulphate (cuso4.5h2o) pure 99.0% 500 gram niasmaao1 413115 20 33 sodium nitrite pure 500 gram niasmaao1 413115 20 34 hydrochloric acid (hcl) concentrated, m.w=36.46 2.5 litre niasmaao1 413115 20 35 fecl3.6h2o (iron chloride hexahydrated) hexahydrated 250 gram niasmaao1 413115 20 36 sulphuric acid (h2so4) ar m.w=98.08