Chalcopyrite-Zinc Ore Concentrate from China
Concentrate from polymetallic ores where chalcopyrite provides copper content alongside sphalerite zinc, beneficiated via flotation. Falls under HTS 2608.00.0010 for copper-bearing zinc concentrates, emphasizing the copper assay quantity.
Duty Rate — China → United States
25%
Rate breakdown
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Submit detailed flotation process records and metal assays for customs verification
• Avoid common pitfall of undervaluing copper content, leading to statistical misreporting
• Ensure bulk packaging meets IMO hazardous material shipping rules for sulfide ores