Copper Oxide Producer CAS: 1317-38-0 Molecular Formula: CuO Molecular Weight: 79.50 HS Code:28255000 Properties: black powder, soluble in diluted acid, ammonia chloride and potassium cyanide. Use: Copper Oxide is mainly used in the magnetic material, glass, colorant, also used in dyestuff, accelerant, anti shrinkage of paint, fireworks. Packing: Export-worthy packing, 25KG fiber drum / iron drum (special packing can be made according to clients' requirement) Specification: Copper Oxide Item Standard % Cu 78min CuO 98 min Pb 0.001max Cd 0.001max SO4 0.2max Hydrochloride insolubles 0.2max Water solubles 0.1max Cl 0.2max Residues through 320mesh Mesh Sieve 0.1max