Enargite-Zinc Copper Sulfide Concentrate from Mexico
High-sulfide concentrate from enargite (Cu3AsS4) zones in zinc mines, with copper content highlighted for statistical reporting. HTS 2608.00.0010 applies to this copper-bearing zinc ore product.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Test for arsenic levels per 2620 notes to confirm non-residue status
• Use ventilated containers to manage sulfide oxidation risks during transit
• Document beneficiation stage; unprocessed ore vs concentrate affects valuation