bids are invited for methanol - extrapure pure 99.8% , phenol - crystalline pure (c6h5oh) m= 94.11g/molassay – 99%melting range 39-41°c , sodium potassium tartrate - tetrahydrate extrapure ar, 99% , sodium sulphate - anhydrous extrapure ar, 99.5% , cuprous oxide - pure, 86% cu , sodium carbonate - anhydrous , acetone - pure , ammonium molybdate - tetrahydrate 98% , folin & ciocalteus phenol (fcp) reagent - ar grade , sodium carbonate - anhydrous extrapure ar, 99.9% , sodium bicarbonate - extrapure, 99% , gallic acid - pure - 98% , alluminium chloride - hexahydrate ar 99% , sodium hydroxide - pellets extrapure ar, 98% , sodium nitrate - extrapure ar, acs, 99% , sodium acetate - trihydrate extrapure ar, 99.5% , glacial acetic acid (ch3cooh) - ar 99.9% pure , tptz tripyridyl 1-5-triazine - pure , orthophosphoric acid - extrapure ar, acs, 85% , diphenyl pycril hydrazyl (dpph) c18h12n5o6 - m.w=394.32 , sulphosalycylic acid - aqueous , toluene - extrapure ar, 99.5% , l-proline - extrapure chr, 99% , dimethyl sulphoxide (dmso) - extrapure, 99% , l- ascorbic acid - extrapure , 2,6-dichlorophenol indophenol sodium salt - pure 98% , oxalic acid - ar 99.5% , phenolphthalein indicator - 1% soln in ethanol , cuprous oxide - pure , ascorbic acid - ar grade , d-glucose - anydrous , copper sulphate (cuso4.5h2o) - pure 99.0% , sodium nitrite - pure , hydrochloric acid (hcl) - concentrated, m.w=36.46 , fecl3.6h2o (iron chloride hexahydrated) - hexahydrated , sulphuric acid (h2so4) - ar m.w=98.08 total quantity : 1