Chinese chemical name: sodium sulfate (Na2SO4) Sodium English name of chemicals: sodium sulfate, anhydrous Chinese Name 2: thenardite Chinese name (nickname): Sodium Sulfate Technical Manual Code: 1330 CAS No.: 7757-82-6 Molecular formula: Na2SO4 Molecular Weight: 142.04 Sodium sulfate, inorganic compounds, also known as anhydrous Glauber's salt, white, odorless, bitter crystalline or powder, with hygroscopicity. Form is a colorless, transparent, large crystal or granular small crystals. Used primarily in water glass, glass, enamel, pulp, cooling mixture, detergent, drying, dye dilution, analysis of chemical reagents and pharmaceuticals.