Calcium Peroxoborate from Mexico
Calcium peroxoborate is an alkaline earth peroxoborate utilized in dental bleaching products and specialty oxidants. It is classified in HTS 2840.30.0050 as 'other' peroxoborates, a chemically defined compound fitting Chapter 28 definitions. Its lower solubility suits slow-release applications in oral care.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide structural formula evidence to distinguish from calcium borates in 2830
• Comply with FDA import alerts for dental-grade chemicals
• Test for heavy metal impurities to meet TSCA import standards