Cuprous Oxide 1. CAS: 1317-39-1; 2.Used as antipollution paint in the bottom of ship,agermicide, colorant in ceramics & enamel Cuprous Oxide Molecular formula: Cu2OMolecular Weight: 143.08CAS: 1317-39-1Character: Cuprous Oxide is red powder with density 6.00, melting point 1235°C, boiling point 1800 °C, it dissolves in hydrochloric aid, ammonium chloride and ammonia water, it doesn’t dissolve in ...