Neoheptanoic Acid from Japan
Neoheptanoic acid is a highly branched saturated acyclic C7 monocarboxylic acid used in specialty esters and synthetic lubricants. Falls under HTS 2915.90.18.90 as other saturated acyclic monocarboxylic acids per Chapter 29.
Duty Rate — Japan → United States
23.3%
Rate breakdown
9903.04.6210.8%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
• Verify synthetic origin vs natural fatty acid mixtures
• Isomer distribution analysis prevents mixture classification