HFC-125 Medical Cryogenic Cooling Mixture from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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