Calcium Peroxoborate from Canada
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 — Canada → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 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