procurement of fine chemicals for ntpc singrauli , magnesium sulphate, lr , potassium dihydrogen phosphate, ar / gr+ , mercuric sulphate, ar / gr / excelar / emparta , silver nitrate, ar, n / 10 ampoule, liquid , hna2o4p, ar, 500gm, e-merck , stannous chloride, solid, ar / gr / excelar+ , sodium meta bisulphite, ar / gr / excelar+ , sodium diethyldithiocarbamate, ar / gr+ , potassium iodate, ar / gr / excelar / emparta , sucrose, ar / gr / excelar / emparta, 500gm , buffer capsule, ph 4, 20tab bottle , oxalic acid, ar / gr / excelar / emparta , sodium hydroxide pellets, gr, 500gm , ammonium hydroxide, lr, 2.5l , phosphoric acid, ar, 500ml , glacial acetic acid, ar / gr / excelar+ , nitric acid, ar / gr / excelar / emparta, 2.5l , sulphuric acid, ar, 98%, 2.5l , carbon tetrachloride, ar, 500ml , methanol, ar / gr / excelar / emparta, 500ml , petroleum benzine, ar / gr / excelar / emparta , xylene, ar / gr / excelar / emparta , hexane, ar / gr / excelar / emparta, 2.5l, bottle , labolene, tr, 5l, extran, teepol , iron std solution, 1000mg / l , universal indicator, 500ml , ferrous spectral ( ferrozine ) , ar, 1gm , copper std solution, 1000mg / l , potassium hydrogen phthalate, ar / gr+ => limited