Polymetallic Copper-Zinc Ore Fines from Japan
Fine particles of copper ore with substantial zinc impurities, often resulting from crushing operations in polymetallic mines. Falls under HTS 2603.00.00.30 for its zinc content within copper ores, adhering to statistical notes on metal assay quantities. Utilized in flotation processes to separate copper and zinc sulfides.
Duty Rate — Japan → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Use particle size analysis to distinguish fines from coarse ores if reclassification risks arise
• Provide lab certificates confirming zinc assay for customs valuation and statistical reporting
• Check for dust suppression requirements in packaging to meet transport safety standards