2-Ethylsuccinic Acid from Japan
2-Ethylsuccinic acid, a branched chain acyclic dicarboxylic acid used as a chemical intermediate. Falls under HTS 2917.19.70.50 as 'other' acyclic polycarboxylic acid derivative. Meets Chapter 29 definition despite branching on carbon chain.
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
• Provide GC-MS confirming >95% single isomer purity
• Specify branched vs linear chain in commercial invoice
• Check REACH registration status for EU transshipments