</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Linolenic Acid Mixture (Alpha+Gamma) from China

Mixture of alpha- and gamma-linolenic acid isomers classified under HTS 2916.15.10.00 per Chapter Note 2(b) for isomer mixtures of the same compound, used in nutritional research.

Duty Rate — China → United States

44%

Rate breakdown

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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Document isomer ratio analysis; Chapter 29 prioritizes last numerical heading for mixtures

Avoid solvents beyond transport safety per Chapter Note 2(e)