Alumina Refinery Spent Pot Lining Residue from United States
Spent pot lining residue from aluminum smelting electrolytic cells, containing mainly aluminum compounds along with fluorides and cyanides. This residue is classified under tariff item 2620.40.00 as it is a slag or ash containing mainly aluminum, not from iron or steel manufacture, and is used industrially for metal or chemical recovery.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the residue is not from iron or steel manufacture, as that would fall under a different heading
• Provide a certificate of analysis showing aluminum content to support classification
• Check if the residue contains hazardous substances like cyanides, which may require additional permits from Environment and Climate Change Canada