Bismuth Subcarbonate Powder from Japan
Bismuth subcarbonate (Bi2O2CO3) is a white, odorless powder classified under HTS 2836.99.20.00 as a bismuth carbonate, a basic carbonate of an inorganic base. It is primarily used in pharmaceuticals as an antacid and in cosmetics for its mild astringent properties.
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
• Verify purity and chemical composition via certificate of analysis to confirm classification as chemically defined bismuth carbonate per Chapter 28 notes
• Include Safety Data Sheet (SDS) and end-use declaration to avoid misclassification as pharmaceutical preparations under Chapter 30
• Ensure packaging complies with US DOT hazardous materials regs if shipped in bulk quantities over 5kg