... manufacture of compound fertilizer, potassium sulfate, ammonium chloride, ammonium persulfate etc, and it is useful ... production of complex fertilizers,potassium sulphate,ammonium chloride and ammonium persulpate,ect. Also can be ... transportation .Do not damage the packing bags.Technical specifications of Ammonium Sulphate( National Standard GB535-1995 ... insolubles. Ammonium Sulphate industrial grade