Copper Precipitate Ash 14% Content from China
Copper precipitate ash is precipitated ash from copper mine water treatment, holding copper for recovery. It is used in the metallurgical industry and falls under this tariff item as a copper-containing residue.
Duty Rate — China → Canada
0%
Import Tips
• Provide a chemical analysis to confirm copper is the main component
• Check if the ash contains any hazardous substances requiring special handling
• Ensure proper documentation of the water treatment process for customs purposes