Ammonium sulphate N 20.5% white powder it's useful in food, textile, leather and pharmaceutical industry, etc. Ammonium sulfateChemical name: Ammonium sulfateMolecular formula: ( ... chemical fertilizer; can be made to compound fertilizer, potassium, ammonium chloride, ammonium persulfate and so on; can be used as agricultural ... with PVC film.Net weight is 50kg or 20kg/bag. Ammonium sulphate N 20.5%