Gallic Acid from Canada
Gallic acid (3,4,5-trihydroxybenzoic acid) is a chemically defined aromatic monocarboxylic acid covered by additional U.S. note 3 to section VI, classifying under HTS 2916.39.46.00. Essential for ink manufacturing, tanning agents, and antioxidant applications.
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
• Specify tannic acid content (<0.5%) to maintain chapter 29 classification
• Hygroscopic; invoice must detail moisture content and storage conditions
• CAS 149-91-7 verification prevents chapter 32 tannin classification