... Copper Oxide 1)CuO%,98%;Cu,78.2% 2)Package,25kg/bag 3)Usage,circuit board plating, Ferrite magnetic materials English name: Copper ... formula: CuOMolecular weight: 79.55Characters: Copper oxide is black to brown amorphous powder ... high temperature can be reduced to metallic copper. Mainly used for circuit board plating, ... .010.20.2 CuO 98% black Copper Oxide Industrial,Electron,Electroplate Grade