Precious Metal Tailings Arsenic Residue from Mexico
Arsenic-concentrated tailings from precious metal cyanidation circuits, used solely in dedicated arsenic chemical recovery facilities. HTS 2620.60.10.00 classification applies due to exclusive arsenic extraction purpose and compliance with slag/residue definitions. Excludes general mine tailings.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify no precious metal recovery value remains through solvent extraction tests; prepare TSCA import certifications for chemical substances; use licensed hazardous waste transporters