Dysprosium oxide is a chemical compound with the chemical formula Dy₂O₃. White and slightly hygroscopic powder and It can absorb moisture and carbon dioxide in the air. Insoluble in water, soluble in inorganic acids.

Properties

Chemical Formula: Dy₂O₃

Molecular Weight: 372.998 g/mol

Density: 7.81 g/mL at 25°C

Melting Point: 2408°C

Particle size: 4~6 um

Color: white and slightly hygroscopic powder

Solubility: Moderately soluble in acid, not soluble in water.

Moisture Sensitivity: slightly hygroscopic

Applications

Dysprosium Oxide is used in ceramics, glass, phosphors, lasers and dysprosium halide lamps. 

Dysprosium Oxide is commonly used as an additive in making optical materials. 

Dysprosium Oxide is also used in catalysis applications.