Potassium Perchlorate Powder from Japan
Fine potassium perchlorate (KClO4) powder, a strong oxidizer used in fireworks, airbag inflators, and flash powders. Classified under HTS 2829.90.40.00 specifically for perchlorates of potassium per Chapter 28 notes.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Classify as UN1489 hazardous material; use DOT-approved drums or bags for transport
• Include end-use statement to CBP to prevent diversion to unregulated pyrotechnics
• Test for heavy metal impurities to confirm 'chemically defined' status per Chapter 28 Note 1