procurement of chemicals e-tender for procurement of chemicals for wainganga water quality laboratory cwc nagpur , list of chemicals as per annex-i of tender document , acetic acid ar ( 99-100% ) , 500 ml , ammonium acetate ar , 500 gm , ammonium molybdate 4h2o ar , 100 gm , ammonium iron sulphate 2h2o ar , 500 gm , ammonia solution 25% ar , 500 ml , cdta ( trans-1 , 2 diamino cyclohexane n , n , n , n- tetra acetic acid monohydrate , ar . 25 gm , ec broth , 500 gm , lauryl tryptone broth 7 h2o , 500 gm , magnesium sulphate ar , 500 gm , magnesium chloride 6 h2o , ar , 500 gm , magnesium acetate 4h2o ar , 250 gm , n-1 naphthyl ethylene diamine dihydrochloride ar , 5 gm , oxalic acid 2 h2o ar , 500 gm , orthophosphoric acid ar , 500 ml , 1 , 10 phenanthrline ar , 25 gm , potassium iodide ar , 100 gm , sodium acetate 3h2o ar , 250 gm , sodium carbonate unhydrous ar , 500 gm , sodium iodide lr , 100 gm , sodium sulphate ar , 500 gm , sodium oxalate lr , 500 gm , starch soluble ar , 500 gm , sulphuric acid conc . ar , 2 . 5 liter , sulphanilamide ar , 100 gm , methyl orange indicator , 25 gm , litmus paper blue , litmus paper red , brilliant green bile broth , 500 gm , tisab iii for fluoride ise ( ion sensitive electrode , 475ml 940911