Potassium Perchlorate from Japan
Potassium perchlorate (KClO4) is a strong oxidizer used in pyrotechnics, fireworks, and airbag inflators. Classified under HTS 2829.90.61.00 as an 'other' perchlorate, it qualifies as a peroxysalt of inorganic bases per Chapter 28 notes. Its high stability makes it preferred over perchloric acid derivatives.
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
• Obtain ATF permits if destined for explosives manufacture; declare end-use to avoid scrutiny
• Use DOT-approved packaging for Division 5.1 oxidizers (UN 1489); include flash-point and assay data