Zinc Electrolyte Purification Slag Silver from China
Slag generated during zinc electrolyte purification in electrowinning plants, primarily zinc-based with silver precipitates and arsenic. This material is classified under tariff item 2620.19.00 for silver-content zinc residues used in metal recovery.
Duty Rate — China → Canada
0%
Import Tips
• Document the electrowinning process to show the slag is a by-product, not a finished product
• Confirm the zinc content is the primary metal for classification
• Check if the silver content requires separate reporting or permits