Shikimic Acid from Japan
Shikimic acid, precursor for Tamiflu synthesis, contains the hydroxy-carboxylic structure of 2918.19.90.00. Extracted from star anise or fermented.
Duty Rate — Japan → United States
23.5%
Rate breakdown
9903.04.6211%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
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
• Pharma-grade requires >98% purity certification
• Chinese star anise origin requires Section 301 tariff verification
• Fermentation vs extraction method affects documentation