Theobromine Powder from Mexico
Theobromine, a xanthine alkaloid from cocoa, has purine heterocyclic nitrogen structure qualifying for 2933.99.79.00 per U.S. note 3. Used in cosmetics, pharma intermediates, and veterinary medicine.
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
• Certify microbial limits per USP <61> for pharmaceutical intermediate use
• Include origin certificate if from natural extraction vs synthetic to determine MFN rates
• Segregate from food-grade shipments to avoid chapter 21 contamination issues