HFC-143a Industrial Fire Suppressant from Mexico
1,1,1-Trifluoroethane (HFC-143a) for total flooding fire suppression systems in data centers. Classified under HTS 2903.44.1020 per chapter 29 as a named saturated fluorinated derivative of acyclic hydrocarbons.
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
• Include UL 1254 or FM 5610 approval certificates for clean agent fire suppressants
• Provide nozzle fill system compatibility data; pressure test cylinders to 1.5x service pressure
• Note AIM Act allocation certificates required for HFC fire suppression agents