... Nitrogen %:20.5 min 3,GB535-1995 4,prompt shipment Ammonium Sulphate(ammonia sulphate) General informationClass ,Fertilizer /inorganic salt Molecular ... for soil with lack of sulfer,but for acid soil,ammonium sulfate needs to be applied with lime .2.Raw material ... chemical industry,it is for raw material in making oxydol,ammonium-alum and ammonium chlorde4.In welding industry,used for welding agent ...