</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

1,1,2-Trifluoroethane (HFC-143) Propellant Grade from Mexico

Propellant-grade 1,1,2-trifluoroethane (HFC-143) for aerosol pharmaceutical delivery systems, maintained pure for general industrial use under HTS 2903.44.10.

Duty Rate — Mexico → United States

13.7%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Pharma-grade requires DMF filing if for medicinal aerosols