Formula: Dy₂O₃ CAS: 1308-87-8 EC No.: 215-164-0 M (Molar Mass): 373.00 g/mol mp (Melting Point): 2408°C d (Density): 7.81 g/cm³ Solubility: Insoluble in water; soluble in acids

Assay (as Dy₂O₃): ≥ 99.9% Appearance: White to pale yellow powder Identification (Dy³⁺): Passes test Loss on Ignition: ≤ 1.0% Rare Earth Impurities: Terbium (Tb): ≤ 0.05% Holmium (Ho): ≤ 0.05% Erbium (Er): ≤ 0.02% Yttrium (Y): ≤ 0.02% Iron (Fe): ≤ 0.005% Silica (SiO₂): ≤ 0.01% Calcium (Ca): ≤ 0.01% Particle Size: 90% < 10 μm