Potassium Peroxoborate from Mexico
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 — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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