Calcium Metal Lumps from Japan
Irregular lumps of elemental calcium metal, typically 98-99% pure, obtained from electrolysis or aluminothermic processes, essential for lead-calcium battery alloys and pyrotechnics. Falls under HTS 2805.12.00.00 as unalloyed alkaline-earth metal in primary lump form per Chapter 28 notes.
Duty Rate — Japan → United States
13%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide certificates of analysis confirming calcium content >98%; use inert atmosphere packaging to prevent oxidation
• Comply with DOT hazardous material regulations (UN1401) for air/sea shipment
• Watch for reclassification if lumps exceed certain size thresholds treated as articles