bids are invited for ferric sulphate - ar grade , sodium sulphate unhydrous - ar grade , copper sulphate - ar grade , boric acid - ar grade , silver nitrate ar - ar grade , sodium thiosulphate - ar grade , potassium iodide - ar grade , potassium chloride - ar grade , sodium hydroxide - ar grade , magnesium oxide - ar grade , iodine mono chloride soln-1m - ar grade , phenolphtalein - ar grade , methylene blue - ar grade , methyl red - ar grade , methyl orange - ar grade , starch - ar grade , silica gel - for dessicator use , 2-nitrobenzaldehyde - ar grade , hydroxyl amine hydrochloride - ar grade , trisodium phosphate - ar grade , ammonium hydroxide - ar grade , carbon tetra chloride - ar grade , petroleium benzene - ar grade , ethyl alcohol - ar grade , nitric acid ar - ar grade , sulphuric acid ar - ar grade , hydrochloric acid ar - ar grade , acetic acid - ar grade total quantity : 6717