Vanillic Acid from Mexico
Vanillic acid (4-hydroxy-3-methoxybenzoic acid) serves as a flavor precursor and pharmaceutical intermediate with phenolic carboxylic structure. Classified in HTS 2918.29.7500 as 'other' phenolic acids without prohibited additional functions. Methoxy group doesn't alter phenol function classification.
Duty Rate — Mexico → United States
6.5%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Declare FEMA GRAS status for food applications; provide HPLC purity certificate (>98%); use nitrogen-purged packaging to prevent oxidation