Elaidic Acid from Japan
Elaidic acid (trans-9-octadecenoic acid) is the trans isomer of oleic acid, an unsaturated acyclic monocarboxylic acid produced by partial hydrogenation. Classified HTS 2916.19.50.00 as other unsaturated acid. Used in margarine research and trans fat studies.
Duty Rate — Japan → United States
23.8%
Rate breakdown
9903.04.6211.3%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
• IR spectroscopy confirming trans double bond (CAS 112-79-8)
• Distinguish from partially hydrogenated oil mixtures (Chapter 15)
• Include melting point 43-46°C specification