Potassium Peroxoborate from Japan
Potassium peroxoborate is a less common alkali metal perborate used in specialized bleaching applications and as an oxygen source in chemical synthesis. It qualifies under HTS 2840.30.0050 as 'other' peroxoborates, being a chemically defined inorganic compound of boron with peroxy groups. Its solubility and stability make it suitable for niche industrial cleaning formulations.
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
• Submit chemical identity documentation proving peroxoborate structure per Chapter 28 Note 1
• Classify with proper CAS number (12523-41-6) to avoid confusion with sodium variants
• Pre-register for EPA review if destined for U.S. manufacturing processes