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
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

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