Roaster Ash from Copper Concentrates from United States
Roaster ash produced from roasting copper sulfide concentrates, containing approximately 16% copper and traces of arsenic. This material is used industrially for the extraction of copper and arsenic or the manufacture of their chemical compounds, qualifying under tariff item 2620.30.00 as slag, ash and residues containing mainly copper.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the ash is not from iron or steel manufacturing, as those fall under other headings
• Provide a certificate of analysis showing copper and arsenic content to support classification
• Check if the material qualifies for duty relief under the Customs Tariff's reduction or drawback programs