HFC-143a Industrial Fire Suppressant from Canada
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 — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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