Melting point >1600 °C(lit.) Boiling point >100 °C(lit.) density 2.2-2.6 g/mL at 25 °C refractive index 1.46 Fp 2230°C storage temp. Refrigerator (+4°C) solubility Practically insoluble in water and in mineral acids except hydrofluoric acid. It dissolves in hot solutions of alkali hydroxides. form suspension color PH 5-8 (100g/l, H2O, 20℃)(slurry) Water Solubility insoluble Sensitive Hygroscopic Merck 14,8493 Stability: Stable.
HS Code 28112200
Purity: 98% Appearance:White to yellow solid Packing: aluminum foil bag/bottle, 25kg/bag or as your request Uses:Widely used in food, rubber, metallurgy, refractory, chemical, abrasive and construction industries