HFC Foam Blowing Agent Blend
HFC-245fa/HFC-365mfc blend used as zero-ODP blowing agent for polyurethane insulation foams in appliances. HTS 3827.69.00.00 covers this HFC mixture absent CFCs/HCFCs. Essential for rigid spray foam production.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If single HFC-245fa isomer
Pure pentafluoropropane classified in Chapter 29; blending for foam use makes 3827 mixture.
If contains short-chain chlorinated paraffins
Specific flame retardant additives trigger 3824 subheadings per notes.
If ready-mixed organic composite solvents
Pre-formulated blowing agent kits with polymers may be organic composites under 3814.
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Import Tips & Compliance
• Comply with Montreal Protocol SNAP for foam end-uses; declare k-factor thermal performance data
• Ship in insulated containers to prevent fractionation during transit
Related Products under HTS 3827.69.00.00
R-404A Refrigerant Blend
R-404A is a zeotropic HFC refrigerant mixture containing R-125, R-143a, and R-134a, used in commercial refrigeration systems like supermarket display cases. It falls under HTS 3827.69.00.00 as a mixture containing hydrofluorocarbons (HFCs) without CFCs or HCFCs. This classification applies to its role as a non-ozone-depleting cooling agent.
R-410A Air Conditioning Refrigerant
R-410A is an azeotropic HFC blend of difluoromethane (R-32) and pentafluoroethane (R-125) for high-pressure AC units. It qualifies for HTS 3827.69.00.00 as an HFC-only mixture without CFCs or HCFCs. Commonly used in new split-system air conditioners.
R-134a Replacement Blend ISCEON MO99
ISCEON MO99 is an HFC/HFO blend (R-448A variant) replacing R-134a in chillers and automotive AC, containing HFCs without CFCs/HCFCs. Classified under HTS 3827.69.00.00 for such mixtures. Offers lower GWP for retrofits.
R-449A Low-GWP Refrigerant
R-449A (HFC/HFO mix of R-32, R-125, R-134a, HFO-1234yf) replaces R-404A in transport refrigeration. HTS 3827.69.00.00 for HFC-dominant blends without CFCs/HCFCs. Reduces carbon footprint in cold chain logistics.
Solstice N40X HFC Refrigerant
Solstice N40X (R-454A: HFC-32/HFO-1234yf 72/28%) for new AC systems, very low GWP. HTS 3827.69.00.00 applies to its HFC content without CFCs/HCFCs. A2L mildly flammable classification.
HFC-152a Aerosol Propellant
HFC-152a (1,1-difluoroethane) blend for water-based aerosol adhesives and cleaners. HTS 3827.69.00.00 for halogenated mixtures with HFCs, no CFCs/HCFCs. Eco-friendly alternative to hydrocarbons.