bids are invited for lab chemical chloroform-ar , acetic acid glacial -ar , acetone ar , ammonia solution 25 percentage , ferrous ammonium sulphate ar , magnesium sulphate anhydrous , buffer capsules ph 4-0 , buffer tablet ph-7 , buffer tablets ph 9.2 , calcium carbonate ar , calcium chloride anhydrous-ar , calcium chloride dihydrate ar , 1-10 phenanthroline monohydrate ar , ammonium ferric sulphate ar , edta disodium salt , edta solution -0.02n , eriochrome black t , ethyl methyl ketone ar , potassium thiocynate ar , hexamine-ar , hydrazine sulphate-lr , hydrochloric acid ar , hydroxylamine hydrochloride ar , iso octane spectroscopic grade , methanol- lr , murexide-ar , n-hexane- ar , nitric acid ar , petroleum ether 40-60 c , phenolphthaline indicator , potassium permanganate ar , potassium chloride ar , potassium chromate ar , potassium dichromate ar , silica gel 60-120 mesh , silver nitrate - ar grade , silver nitrate 0.02 n , sodium chloride ar , sodium hydroxide puri. pellets , isoamyl alcohol-lr , sodium nitrite ar , rhodizonic acid sodium salt ar grade , sodium sulphite lr grade , sulphuric acid 98 percentage lr grade , sulphuric acid 0.02n solution , sulphuric acid ampule -1n -6amp , toluene a r , xylene ar total quantity : 262218