Pharmaceutical Grade Acetic Anhydride from Japan
Ultra-pure acetic anhydride meeting USP standards for pharmaceutical intermediate synthesis like aspirin production. Classified in HTS 2915.24.00.00 as chemically defined acetic anhydride, prior to note 3's last-in-order rule.
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
• Include FDA Drug Master File or equivalent for pharma imports
• Test for heavy metals/impurities to confirm Chapter 29 purity standards
• Separate from bulk shipments to avoid contamination cross-classification