New

Ask Wove anything about tariffs.

Try Tariff Assistant

Nervonic Acid from Canada

Nervonic acid is a C24:1 very long chain unsaturated acyclic monocarboxylic acid. Classifies under HTS 2916.19.30.00 as unsaturated acyclic monocarboxylic acid regardless of chain length. Used in neurological research supplements.

Duty Rate — Canada → United States

110%

Rate breakdown

9903.04.6093.9%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
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter

Import Tips

• Structure confirmation via HPLC critical for long chain

• Dietary supplement registration with FDA

• Distinguish from lignoceric (saturated C24)