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Contact SupplierFine Anhydrous sodium sulfate with CAS No. 7757-82-6 Product Description Sodium sulfate (Na2SO4) is a salt formed by the combination of sulfate and sodium ions. Sodium sulfate dissolves in water and its aqueous solution is weakly alkaline, soluble in glycerol but insoluble in ethanol. Anhydrous sodium sulfate, purity is more than 99%, it is an inorganic sulfate compound, and it's ten water compound is commonly known as Glauber's salt. It's appearance is usually white powder or colorless crystals, odorless, bitter taste, easy to absorb water in the air, widely used in glass manufacturing, chemical, textile , papermaking, metallurgy, medical, chemical analysis, and aquaculture, high purity, fine grained powder. At 241°C, sodium sulfate turns into hexagonal crystals. Sodium sulfate is the most commonly used post-treatment desiccant in the organic synthesis laboratory. Physical Properties CAS No. : 7757-82-6MF: Na2O4SMW: 142.04EINECS No. : 231-820-9Melting Point: 884 °C(lit.)Boiling Point: 1700°CDensity: 2.68 g/mL at 25 °C(lit.)Refractive Index: 1.484Storage: Store at RT.Solubility: H2O: 1 M at 20 °C, clear, colorlessForm: powder (fine)Color: WhitePH: 5.2-8.0 (50g/l, H2O, 20℃)Solubility in Water: 18.5 mg/L Application Anhydrous sodium sulfate is used in the chemical industry for the manufacture of sodium sulfide, ultramarine, sodium silicate.Instead of soda ash as a cosolvent in glass manufacturing.Used as a raw material for washing industrial synthetic