Leaching Residue with Zinc Content from United States
Ash-like residue from hydrometallurgical leaching of copper ores, mainly copper with zinc compounds, classified under tariff item 2620.30.00 for its metal recovery applications. This material fits heading 26.20 as an industrial residue for chemical compound production.
Duty Rate — United States → Canada
0%
Import Tips
• Document the leaching process to confirm the material is a residue, not an ore
• Provide assay results for copper and zinc
• Verify the residue is used for metal extraction or chemical compound manufacture to meet heading 26.20 requirements