Gentisic Acid (2,5-Dihydroxybenzoic Acid) from Japan
Gentisic acid, an aromatic dihydroxy monocarboxylic acid, qualifies under HTS 2916.39.46.00 per additional U.S. note 3 to section VI. Used as an analytical reagent, pharmaceutical intermediate, and antioxidant in formulations.
Duty Rate — Japan → United States
21%
Rate breakdown
9903.04.628.5%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
• Include spectral analysis (NMR/IR) confirming structure for customs verification
• Light-sensitive; specify amber packaging on commercial invoice
• CAS 89-82-7 declaration prevents misclassification as heading 2936 compound