Bismuth Subnitrate Powder USP from China
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 — China → United States
44%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
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