硫酸钾

Chemical Name: Potassium Sulfate English name: potassium sulfate Molecular Formula: K2SO4 CAS No.: 7778-80-5 EINECS No.: 231-915-5 Molecular Weight: 174.26 Boiling point:: 1689 degrees Melting point: 1067 degrees Density: 2.662 grams / cm3 Content: >= 50.0%,>= 98.0%,>= 99.0% Physicochemical properties: Colorless orthorhombic crystals or six-party crystals or powder, But industrial articles assume more gray-white. Tastes bitter and salty. Soluble in water, insoluble in ethanol, acetone and carbon disulfide. Uses: used as drugs (such as laxatives), fertilizer (potassium about 50%, is a quick potash fertilizer can be used as base fertilizer, seed fertilizer and topdressing). Also used the system alum, glass, and potassium carbonate and so on.