... 2,Content of Nitrogen %:20.5 min 3,GB535-1995 Ammonium Sulphate(ammonia sulphate) General informationClass ,Fertilizer /inorganic salt ... ,it is for raw material in making oxydol,ammonium-alum and ammonium chlorde4.In welding industry,used for welding agent5. ... textile fabrics6.In electroplating industry,used for electrobath additive7.Ammonium sulfate can be used for making refactory material8.Catalyst ...