... . 4). ISO9001: 2008Certification Alias: Ammonium sulfate, ammonium sulphate, sulfuric acid, diammonium salt, diammonium sulfateMolecular Formula: ... plastic woven bag, lined with PE bagGranular ammonium sulphate 21% agriculture fertilizer (NH4)2SO4 CAS No ... White crystal /granular Application: Used for chemical fertilizers and for production of complex fertilizers, potassium sulphate, ammonium chloride ...