Food-Grade Tannic Acid 60% from Chinese Gallnuts from Mexico
Tannic acid extracted from Chinese gallnuts with 60% minimum tannic acid content, approved for food applications as a natural colorant and antioxidant. Falls under HTS 3201.90.10.00 for vegetable-derived tannins meeting the 50%+ purity threshold. Not a separate chemically defined compound per chapter notes.
Duty Rate — Mexico → United States
11.5%
Rate breakdown
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
• Obtain FDA prior notice and GRAS affirmation for food use; test for heavy metals common in gallnut extracts
• Include extraction method and purity assay in commercial invoice to prevent disputes over vegetable origin classification