Vanillic Acid from Mexico
Vanillic acid (4-hydroxy-3-methoxybenzoic acid) qualifies as an aromatic monocarboxylic acid under additional U.S. note 3 to section VI and HTS 2916.39.46.00. Applied in flavorings, fragrances, and pharmaceutical intermediates.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6093.5%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
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Flavor-grade requires GC-MS analysis confirming vanillin-related purity
• Specify FEMA GRAS status for food use applications
• CAS 121-34-6 declaration essential for proper chapter 29 classification