Leaching Residue Ash with 12% Copper from United States
Leaching residue ash with 12% copper is an ash byproduct from hydrometallurgical leaching of copper ores, containing copper mainly as metallic copper and sulfates. It is used for chemical compound production and falls under this tariff item.
Duty Rate — United States → 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 leaching process for customs purposes