Other, not included in the subheadings above, containing substances of subheadings 2903.41 to 2903.48
Amino-resins, phenolic resins and polyurethanes, in primary forms. > Containing other hydrofluorocarbons (HFCs) but not containing chlorofluorocarbons (CFCs) or hydrochlorofluorocarbons (HCFCs): > Other, not included in the subheadings above, containing substances of subheadings 2903.41 to 2903.48 > Other, not included in the subheadings above, containing substances of subheadings 2903.41 to 2903.48 > Other, not included in the subheadings above, containing substances of subheadings 2903.41 to 2903.48
Duty Rate (from China)
Products classified under Tariff item 3827.68.00
HFC-134a/R-134a Replacement Blend
This is a refrigerant blend containing HFC-134a (1,1,1,2-tetrafluoroethane) along with smaller amounts of HFC-32 and HFC-125, designed for retrofitting automotive air conditioning systems. It falls under this tariff item because it is a mixture of hydrofluorocarbons (HFCs) from subheadings 2903.41 to 2903.48, and does not contain CFCs or HCFCs.
HFC-32 Fire Suppressant Blend
This fire suppressant blend combines HFC-32 (difluoromethane) with HFC-125 (pentafluoroethane) for use in total flood fire suppression systems, particularly in data centers. It is classified under this tariff item as a mixture of HFCs from subheadings 2903.41 to 2903.48, without CFCs or HCFCs.
HFC Foam Blowing Agent Mixture
This mixture of HFC-134a and HFC-152a is used as a blowing agent in the production of polyurethane insulation foams for appliances. It falls under this tariff item because it contains HFCs from subheadings 2903.41 to 2903.48 and is free of CFCs and HCFCs.
HFC Medical Propellant Mixture
This pharmaceutical propellant blend contains HFC-134a and HFC-227ea, used in metered-dose inhalers (MDIs) for medical applications. It is classified under this tariff item as a mixture of HFCs from subheadings 2903.41 to 2903.48, without CFCs or HCFCs.
R-404A Refrigerant Blend
R-404A is a zeotropic HFC refrigerant blend composed of HFC-125, HFC-134a, and HFC-143a, commonly used in commercial refrigeration systems. It falls under this tariff item as a mixture of HFCs from subheadings 2903.41 to 2903.48, with no CFCs or HCFCs.
R-407C HFC Refrigerant
R-407C is an HFC refrigerant blend of HFC-32, HFC-125, and HFC-134a, used as a replacement for R-22 in air conditioning systems. It is classified under this tariff item because it contains HFCs from subheadings 2903.41 to 2903.48 and does not contain CFCs or HCFCs.
R-410A Air Conditioning Refrigerant
R-410A is a near-azeotropic HFC refrigerant mixture of HFC-32 and HFC-125, widely used in new residential and commercial air conditioning systems. It falls under this tariff item as a mixture of HFCs from subheadings 2903.41 to 2903.48, without CFCs or HCFCs.
R-417A Drop-In Refrigerant
R-417A is an HFC refrigerant blend of HFC-134a, HFC-125, and a small amount of butane, used as a drop-in replacement for R-22 in chillers. It is classified under this tariff item because it contains HFCs from subheadings 2903.41 to 2903.48 and does not contain CFCs or HCFCs.
R-428A Mineral Oil Compatible Refrigerant
R-428A is an HFC refrigerant blend containing HFC-125, HFC-143a, HFC-134a, and butane, designed for compatibility with mineral oil in refrigeration systems. It falls under this tariff item as a mixture of HFCs from subheadings 2903.41 to 2903.48, without CFCs or HCFCs.
R-449A Low GWP Refrigerant
R-449A is a low-GWP HFC refrigerant blend containing HFC-32, HFC-125, HFC-134a, and HFO-1234yf, used in commercial refrigeration systems. It is classified under this tariff item because it contains HFCs from subheadings 2903.41 to 2903.48 and does not contain CFCs or HCFCs.