bids are invited for boq bid for chemicals ci division mse potassium ferricyanide, ar grade , acacia powder, ar grade , diphenyl amine ar , methyl orange, ph indicator ar grade , sodium meta silicate ar grade , tween 80 ar grade , nitric acid 69-72 percent , 1.41-1.42 lr grade , 2- thiobarbituric acid ar grade , hydrochloric acid 35- 38 percent, 1.18, ar grade , hydrogen peroxide soln. 20 volumes 6 percent, lr grade , toludine blue lr grade , sodium arsenate ar grade , sulphuric acid abt 98 percent, sp.gr.1.835 lr grade , orthophosphoric acid abt. 85 percent, lr grade , 2,4-dinitrophenol 97 percent, indicator, ap grade , activated charcoal ar grade , ammonia solution abt. 25percent, sp. gr. 0.91, ar grade , ammonium acetate ar grade , ammonium ferrous sulphate ar grade , ammonium metavanadate ar grade , ammonium sulphate ar grade , barium chloride ar grade , calcium hydrogen orthophosphate dihydrate lr grade , chloroform ar grade , ferroin soln ar, ap grade , glass beads 3.5-4.5 mm lr grade , methyl orange ,ph indicator, ar grade , methyl red acs. reag. ar grade , phenolphthalein soln ,ph indicator, ar grade , potassium chloride ar grade , potassium dichromate ar grade , selenium ,metal, powder ar grade , sodium fluoride ar grade , sodium hydrogen carbonate ar grade , sodium silicate ,meta, nonahydrate lr grade , sodium thiosulphate pentahydrate ar grade , stannous chloride lr grade , zinc, metal, powder ar grade , silver sulphate purified 98.5 percent ar grade , mercuric iodide red 99.0 percent lr grade , sodium molybdate pure 98_102.0 percent ar grade , choline chloride extra pure ar grade , dimethyl sulphoxide ar grade , perchloric acid 60 perc ar grade , potassium nitrate 99.5 percent ar grade , sodium nitrite 98 percent ar , ethylene diamine tetra acetic acid ferric mono sodium salt 12_14 percent, ar grade , formaldehyde solution ar , 37-41 percent , 1,2- dichloroethane extrapure, 99 percentar grade , 2,3,5- 1 120dichloroethane extrapure, 99 percentar grade , 2