bids are invited for purchase of chemicals hexane , iodine , nitric acid , boric acid , lead oxide , magnesium chloride , sodium hydrogen sulphite , sodium nitrite , silver nitrate , nitrobenzene , sodium thiosulphate , manganese sulphate , dimethyl sulphoxide , dimethyl formamide , ammonium acetate , dioxane , spraying bottles with rubber teats capacity , hydrogen peroxide , ferrous sulphate , potassium hydroxide , potassium dichromate , sodium tartrate , phosphorous pentachloride , ninahydrin , alpha naphthol , beta naphthol , diphenyl , cobalt chloride , benzophenone , bleaching powder , potassium iodate , resorcinol , cyclohexane , measuring flask , test tube , wire gauze , dinitrophenylhydrazine , ferric chloride , zinc sulphate , sodium chloride , zinc oxide , acetyl acetone , test tube total quantity : 1310