Zinc Refinery Skimmed Slag Copper Bearing from United States
Skimmed residues from electrolytic zinc refineries, predominantly composed of zinc with copper and arsenic impurities. These materials are used in recovery operations to extract residual metals and are classified under tariff item 2620.19.00 as slag or ash containing mainly zinc, excluding those from iron or steel manufacture.
Duty Rate — United States → Canada
0%
Import Tips
• Document the source of the skimmed slag to confirm it originates from zinc refining, not iron or steel production
• Provide a detailed chemical analysis to CBSA to support the classification under the zinc-main subheading
• Check if the material contains hazardous substances that may require additional permits under Canadian environmental regulations