Dysprosium Oxide, is the main raw materials for Dysprosium Metal which is widely used in Neodymium-Iron-Boron magnets, also have specialized uses in ceramics, glass, phosphors, lasers and Dysprosium Metal halide lamp. High purity of Dysprosium Oxide is used in electronics industry as an antireflection coating in photoelectric devices. Formula: Dy2O3 CAS No.: 1308-87-8 Molecular Weight: 373.00 Appearance: White Solubility: Insoluble in water, moderately soluble in strong mineral acids Stability: Slightly hygroscopic Purity: Dy2O3/TREO99.5%-99.95% TREO≥99%LOI≤1% Non Rare Earth Impurities: Fe2O3≤20ug/g CaO≤100ug/g SiO2≤100ug/g