Mainly is applied to paper making, detergent, dying, paint filling, metal smelting, glass industry, leather manufacturing etc. Product name: Sodium SulfateMolecular formula: Na2SO4Appearance: PowderPurity: min. 99%, Chloride (Cl) content: max. 0.35% Ca+Mg content: max. 0.15% Fe content: max. 0.002% Moisture: max. 0.2%, Water insoluble: max. 0.05%, Whiteness: min. 82, Sodium sulfate anhydrous ph : ...