Roasted Zinc Ore Leaching Residue with Lead from Mexico
Ash-like residue from hydrometallurgical leaching of roasted zinc ores, mainly composed of zinc with lead compounds and arsenic. This material is used in industry for extracting residual metals or manufacturing chemical compounds, and is classified under tariff item 2620.19.00 as slag or ash containing mainly zinc, other than from iron or steel manufacture.
Duty Rate — Mexico → Canada
0%
Import Tips
• Document the leaching process to demonstrate the residue is not an ore, which would be classified under headings 26.01 to 26.17
• Provide a certificate of analysis showing zinc as the predominant metal
• Verify that the residue has not been subjected to processes beyond those normal to the metallurgical industry, per Chapter 26 note 2