black Copper Oxide 1)CuO%,98%;Cu,78.2% 2)Package, ... , Coppermonoxide,BlackcopperoxideMolecular formula: CuOMolecular weight: 79.55Characters: Copper oxide is black to brown amorphous powder or crystalline particles (monoclinic crystals). Relative ... ≤%0.010.20.2Cl¯ ≤%0.010.20.2 CuO 98% black Copper Oxide Industrial,Electron,Electroplate Grade