Leaded Anti-Knock Compound Sludge with Silver Impurities from Mexico
Sludge byproduct from leaded anti-knock fuel additives production, predominantly lead-based with silver and arsenic compounds. This product is classified under tariff item 2620.21.00 as a leaded anti-knock compound sludge, with silver and arsenic as secondary components.
Duty Rate — Mexico → Canada
0%
Import Tips
• If the sludge is used principally for precious metal recovery, it may be excluded from Chapter 26
• Provide a certificate of analysis showing lead, silver, and arsenic content
• Consult with CBSA for a binding ruling on classification