98% copper oxide msds for industrial use 1)CuO%,98%;Cu,78.2% 2)Package,25kg/bag 3)Use,Industrial use 98% copper oxide powder price for circuit board plating Molecular formula: CuOMolecular weight: 79.55 Characters: Copper oxide is black to brown amorphous powder or crystalline particles (monoclinic crystals). Relative density 6.315, melting point 1446 °C, Mohs hardness 3-4, dielectric constant 18 ...