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4-Hydroxybenzoic Acid from China

4-Hydroxybenzoic acid features a carboxylic acid and phenolic hydroxyl group on a benzene ring, classified as aromatic carboxylic acid with alcohol function. HTS 2918.19.31.00 covers this 'other' category for compounds without further oxygen functions. Widely used as a preservative precursor in cosmetics and food.

Duty Rate — China → United States

26.5%

Rate breakdown

9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 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(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Include NMR spectrum in import docs to prove aromatic structure and position of -OH; ensure no esterification per note 5(A)

Pitfall: esters classified with acid occurring last in numerical order