Copper Oxide

The copper oxide product standard is in accordance with the standard in Table 1 of the “National Standard of the People’s Republic of China” (GB/T 26046-2010). See Table 4.1-7 for specific standards

Item	Technical index
Copper Oxide (CuO) %	≥99.0
Hydrochloric Acid Insoluble %	≤0.15
Chloride (Cl) %	≤0.015
Sulphur Compound (calculated by SO42- ) %	≤0.1
Iron (Fe) %	≤0.1
Water Soluble Objects %	≤0.1