Leaded Anti-Knock Compound Sludge with Silver Impurities from Canada
Sludge byproduct from leaded anti-knock fuel additives production, predominantly lead-based with silver and arsenic compounds. Falls under HTS 2620.21.00.40 for its silver content in leaded sludges used industrially for metal reclamation. Meets heading 2620 criteria for non-iron/steel residues extractable for metals.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Submit detailed chemical assay for silver/lead/arsenic; statistical notes require undeducted metal content
• Comply with Basel Convention for transboundary hazardous waste movement