CAS NO. 1317-38-0 EINECS NO. 215-269-1 HS Code 2825500000 Purity >99.8% Cu 87.5% O 12.5% Particle size 30-80 mesh Application Exothermic Solder Powder, Ceramic, Glass Package 25kgs/Drum Origin Hebei,China Application Copper oxide is an inorganic substance, chemical formula C...