Hexamine Pharmaceutical Grade from Mexico
High-purity hexamethylenetetramine (hexamine) meeting USP standards for urinary antiseptic formulations. Classified in 2933.69.5000 as a nitrogen-heterocyclic compound with triazine structure, not as a finished immunological product.
Duty Rate — Mexico → United States
16.3%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• FDA Drug Master File reference required; declare as API (Active Pharmaceutical Ingredient)
• Provide pharmacopeia certificate (USP/EP) confirming heavy metals <10ppm
• Avoid retail packaging to prevent Chapter 30 finished dosage form classification