HFC-125 Medical Cryogenic Cooling Mixture
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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If certified for diagnostic/therapeutic medical equipment applications
Diagnostic or therapeutic reagents classify under Chapter 38 medical preparations.
If pre-charged in complete laboratory refrigeration equipment
Assembled lab machinery containing refrigerant classifies under Chapter 84.
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Import Tips & Compliance
• 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
Related Products under HTS 3827.63.00.00
HFC-125 Refrigerant Blend R-507
Azeotropic refrigerant mixture containing 50% pentafluoroethane (HFC-125) and 50% 1,1,1-trifluoroethane (HFC-134a) by mass, used in commercial refrigeration systems. Classified under HTS 3827.63.00.00 because it contains over 40% HFC-125 and no CFCs or HCFCs. Essential for low-temperature applications like frozen food storage.
HFC-507A Medium Temperature Refrigerant
Non-ozone depleting refrigerant blend of 50% HFC-125 and 50% HFC-134a designed for supermarket display cases and transport refrigeration. Meets HTS 3827.63.00.00 criteria with HFC-125 content exceeding 40% by mass. Provides efficient cooling without global warming compounds from older CFC systems.
HFC-125 Dominant Fire Suppressant FK-5-1-12
Clean agent fire extinguishing mixture containing over 40% pentafluoroethane (HFC-125) with fluoroketones for total flooding systems in data centers. Classified in 3827.63.00.00 due to high HFC-125 content and absence of banned ozone depleters. Replaces toxic Halon 1301 in critical fire protection applications.
R-404A Replacement HFC Blend HCR-404A
Low-GWP retrofit refrigerant containing 45% HFC-125 blended with HFOs and HFC-32 for replacing R-404A in existing cold storage systems. Qualifies for HTS 3827.63.00.00 due to dominant pentafluoroethane content. Designed for drop-in compatibility with minimal system modifications.
Industrial Chiller HFC-125 Coolant Mixture
High-performance coolant blend with 42% HFC-125 and HFC-227ea for centrifugal chillers in pharmaceutical manufacturing. Meets 3827.63.00.00 classification for HFC mixtures with dominant pentafluoroethane content. Provides superior heat transfer efficiency in water-cooled systems.
HFC-125 Transport Refrigeration Blend R-452A
R-404A replacement blend containing 41% HFC-125, HFC-32, and HFO-1234yf for refrigerated trucks and containers. Classified under HTS 3827.63.00.00 for HFC-dominant mixtures without ozone depleting substances. A2L safety classification enables use in marine shipping containers.