Potassium Perchlorate Powder from Mexico
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 — Mexico → United States
13.1%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, 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