bids are invited for chemicals srl sodium hydroxide powder 39700 , sodium hydroxide 0 1n solution 13994 , petroleum ether 40 60 extrapure ar 2 and half litre 26440 , petroleum ether 60 80 extrapure ar 36651 , acetone extrapure ar 99 5 percent 2 and half litre , ammonia solution extrapure ar 30 percent 14388 , boric acid extrapure ar 99 5 percent 80266 , potassium sulphate extrapure 99 percent 44277 , bromocresol green bcg 64062 , methyl red extrapure ar 49449 , hydrochloric acid 0 1n aq solution 99790 , ethyl ether extrapure ar 99 5 percent 64665 , folin and ciocalteus phenol fcp reagent ar 39520 , phenolphthalein indicator 1 percent soln in ethanol 79563 , sodium carbonate anhydrous extrapure ar 99 9 percent 64079 , iodine resublimed ar 99 8 percent 52539 , potassium iodide pure 99 percent 78240 , potassium hydroxide powder extrapure 85 percent 80 100 mesh 26035 , l ascorbic acid extrapure ar 99 7 percent vitamin c 23006 , 2 6 dichlorophenol indophenol sodium salt extrapure ar 98 percent , cupric sulphate pentahydrate pure 99 percent 38869 , oxalic acid extrapure ar 99 5 percent 40510 , potassium dichromate extrapure ar 99 9 percent 80233 , aluminium chloride extrapure ar 99 percent , 2 2 diphenyl 1 picrylhydrazyl dpph extrapure 95 percent 29128 , ferric chloride anhydrous pure 98 percent iron iii chloride 72287 total quantity : 19307