Foam Fire Extinguisher Concentrate (AFFF 3%) from Mexico
Aqueous film-forming foam (AFFF) concentrate at 3% ratio, mixed with water for protein/synthetic foam extinguishers. HTS 3813.00.5000 as preparation for fire-extinguishing grenades/extinguishers. Forms blanket to smother hydrocarbon fires.
Duty Rate — Mexico → United States
13.7%
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
• UL 162 listing required; disclose fluorochemical content amid PFAS restrictions
• Ship as non-hazardous liquid unless corrosive; expansion ratio testing certs
• Distinguish from general firefighting foams (3824.99) by extinguisher proportioning