Sodium Perborate Accelerator from Mexico
Anhydrous sodium perborate used as oxygen bleach catalyst in epoxy resin curing. Falls under HTS 3815.90.3000 as a wholly inorganic reaction accelerator for industrial coatings.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• DOT classification as oxidizer requires proper hazmat shipping declarations
• Confirm bleaching vs catalytic end-use with technical literature for CBP review
• Moisture content testing prevents reclassification as unstable preparations