Protocatechuic Acid from Japan
Protocatechuic acid (3,4-dihydroxybenzoic acid) is an aromatic compound with carboxylic acid and two adjacent phenolic hydroxyls, fitting 'alcohol function' category. Classified in HTS 2918.19.31.00; natural metabolite used in supplements.
Duty Rate — Japan → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Prove synthetic origin to avoid Chapter 32 exclusions; check for sugar conjugates shifting to 2940