... salt, ammonium persulphate, gypsum, silver nitrate, ammonium phosphate, ammonium sulphate, ammonium thiosulphate, ion Exchange Resin, ... potash, tarteric acid, crystal soda, potash alum, trisodium phosphate, potassium bicarbonate, zinc sulphate, pentaerythrite, plastic granules, ... acetic acid, potassium chloride, potassium pensuphate, potassium phosphate, potassium sulphate. It is widely used in ...