... anhydrous(Glaubers salt) is mainly used in synthetic detergent, vinylon, sodium silicate, bleaching, dyeing, glass, tannage, papermaking, the anticorrosive treatment ... fire, fight with fire extinguisher.Inspection report : Name Sodium sulphate anhydrous(Glaubers salt) SpecificationI type First gradeStandardGB/T6009- ... %≤0.0020.001Moisture %≤0.200.02Whiteness %≥8290 sodium sulphate anhydrous 99%min