... natural mine Na2SO4 is mainly used in synthetic detergent, vinylon, sodium silicate, bleaching, dyeing, glass, tannage, papermaking, the anticorrosive treatment of ... cement. If fire, fight with fire extinguisher.Inspection report : Name Sodium sulphate anhydrous(Glaubers salt) SpecificationI type First gradeStandardGB/T6009-2003Inspection ...