Bismuth Subnitrate Powder USP from Japan
A fine white powder mixture of bismuth subnitrate with inorganic stabilizers, used in pharmaceutical compounding for antacid and astringent preparations. Classified under HTS 3824.99.31.00 due to its composition as a mixture of bismuth inorganic compounds not specified elsewhere.
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 USP certificate and safety data sheets confirming purity and inorganic nature to prevent reclassification as a metal compound
• Ensure compliance with TSCA inventory listing for bismuth compounds; bulk imports may need EPA pre-manufacture notice if further processed