Thallium-Rich Lead Smelter Residue from Mexico
Slag-like residue from lead smelting containing thallium compounds, employed in thallium extraction or chemical production. HTS 2620.60.90.00 covers such non-iron/steel residues with thallium for industrial metal/compound recovery, per chapter legal definitions.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide lab assays for thallium content; report pure metal quantity per statistical note requirements
• Include buyer contracts proving use in extraction/chemical manufacture to satisfy Heading 2620 criteria
• Label containers with UN numbers for thallium compounds to expedite CBP hazardous materials processing