Thallium-Contaminated Gold Cyanidation Ash from Japan
Ash from gold cyanidation leaching containing thallium impurities, used for thallium and precious metal recovery. HTS 2620.60.90.00 includes such chemical process residues with thallium for extraction purposes, per Heading 2620 scope.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Pair with cyanide residue handling protocols; dual hazmat classifications possible
• Request advance ruling on gold vs. thallium dominance to confirm 2620 applicability
• Budget for sampling at entry; CBP often tests cyanidation residues for precious metal declaration