Gentisic Acid from Mexico
Gentisic acid (2,5-dihydroxybenzoic acid) features phenolic carboxylic acid functionality used in pharmaceuticals and as an antioxidant. Falls under HTS 2918.29.7500 as 'other' phenolic carboxylic acids without additional oxygen functions beyond multiple phenolic OH groups. Chemically defined per Chapter 29 note 2(a).
Duty Rate — Mexico → United States
6.5%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Include stability data showing no degradation during transport; ensure DMF filing if pharmaceutical grade; use HDPE drums with UN-approved lining