Hexamine Pharmaceutical Grade from Canada
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 — Canada → United States
16.3%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 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