Potassium Perchlorate from China
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 — China → United States
41.2%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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