4-Hydroxybenzoic Acid from Japan
Para-hydroxybenzoic acid (PHB) is a phenolic carboxylic acid used as preservative intermediate and polymer monomer. HTS 2918.29.65.00 applies per additional U.S. note 3 to section VI for listed phenolic acids. Pure compound imported for chemical synthesis.
Duty Rate — Japan → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide NMR or HPLC chromatograms confirming structure and isomeric purity per chapter note (b)
• Document end-use to distinguish polymer intermediate from food preservative use