Gentisic Acid (2,5-Dihydroxybenzoic Acid) from Canada
Gentisic acid, an aromatic dihydroxy monocarboxylic acid, qualifies under HTS 2916.39.46.00 per additional U.S. note 3 to section VI. Used as an analytical reagent, pharmaceutical intermediate, and antioxidant in formulations.
Duty Rate — Canada → 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
• Include spectral analysis (NMR/IR) confirming structure for customs verification
• Light-sensitive; specify amber packaging on commercial invoice
• CAS 89-82-7 declaration prevents misclassification as heading 2936 compound