High-Concentration HFC-125 Medical Propellant from Canada
Pharmaceutical-grade propellant blend containing 65% pentafluoroethane (HFC-125) for metered dose inhalers (MDIs). Replaces CFC propellants in asthma/COPD treatments. Classified 3827.62.00.00 as HFC mixture with dominant HFC-125 content.
Duty Rate — Canada → United States
13.7%
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
• Include FDA Drug Master File (DMF) reference and pharmaceutical-grade purity certificates
• Submit EPA HFC production/import allocation documentation per 40 CFR Part 84
• Ensure GMP certification and stability testing data for customs validation