HFC-125 Medical Cryogenic Cooling Mixture from Canada
Specialty cryogenic refrigerant blend with 55% HFC-125 for MRI machine cooling systems and laboratory freezers. Classified 3827.63.00.00 due to high pentafluoroethane concentration. Provides stable -80°C temperatures for biological sample preservation.
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 USP/EP purity standards certification for pharmaceutical applications
• Provide medical equipment OEM approval letters and service contract specifications
• Declare non-returnable disposable cylinder construction if applicable