Calcium Peroxoborate from Japan
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 — 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
• 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