Covellite-Zinc Ore Byproduct Concentrate from Mexico
Byproduct concentrate from covellite (CuS) liberated during zinc ore processing, retaining copper for reporting. HTS 2608.00.0010 designates copper content in such zinc concentrates.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Track byproduct vs main product ratios for accurate duty apportionment
• Ensure no retail packaging; bulk industrial only