Isocaproic Acid from China
Isocaproic acid (4-methylpentanoic acid) is a branched saturated acyclic C6 monocarboxylic acid used in fragrances, lubricants, and biochemical research. Classified in HTS 2915.90.50.50 as it does not match enumerated specific acids in heading 2915.
Duty Rate — China → United States
137.5%
Rate breakdown
9903.04.6096.2%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• CAS 646-07-1 certification required for customs verification
• Low melting point (-34°C); ensure heated transport if solidified
• Separate from straight-chain caproic acid documentation to avoid statistical reporting errors