tender for supply and delivery of chemicals for water & oil analysis for one year at bktps. , 1 amino 2 napthol 4 sulphonic acid additional data: (ar grade) make by loba/qualigens/merck. ) , ammonium chloride annual repair ammonium chloride (ar) additional data: (each bottle contains 500 gm) make by rankem/qualigens/merck. ) , ammonium heptamolybdate tetrahydrate # additional data:(ar grade) make by rankem/qualigens/merck. ) , ascorbic acid analar # ascorbic acid(analar) additional data:(ar grade) make by rankem/qualigens/merck. ) , bathophenanthroline for chemical analysis ( (ar grade) make by merck/qualigens/rankem. ) , citric acid # # additional data: (ar grade) make by rankem/qualigens/merck. ) , d-glucose anhydrous.a.r. for chemical analysis additional data: make by merck/qualigens/rankem. ) , eriochrome black t indicator additional data: (ar grade) make by rankem/qualigens/merck. ) , hydroxylamine hydrochloride # # additional data: (ar grade) make by rankem/qualigens/merck. ) , hydrochloric acid, annual repair grade, is:265 , latest amendment additional data: make by rankem/qualigens/merck. ) , ortho tolidine reagent additional data: (ar grade) make by rankem/qualigens/merck. ) , potassium hydroxide(peleets) additional data: (ar grade) make by rankem/qualigens/merck. ) , silver sulphate additional data: (ar grade) make by rankem/qualigens/merck. ) , sodium meta bisulphite,500gm # merck make-merck additional data: (ar grade) make by rankem/merck/qualigens. ) , sodium sulphate anhydrous # # additional data: (ar grade) make by rankem/qualigens/merck. ) , sodium sulphite # # additional data: (ar grade) make by merck/qualigens/rankem. ) , sulfuric acid analar # sulfuric acid (analar) additional data: (ar grade) make by rankem/qualigens/merck. ) , tartaric acid,ar # additional data: make by rankem/qualigens/merck. ) , universal indicator solution # # additional data: (ar grade) make by rankem/qualigens/merck. ) , buffer solution ph-4.0 capsule buffer solution ph-4.0