Other, containing substances of subheadings 2903.71 to 2903.75
Mixtures containing halogenated derivatives of methane, ethane or propane, not elsewhere specified or included. > Containing hydrochlorofluorocarbons (HCFCs), whether or not containing perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs), but not containing chlorofluorocarbons (CFCs): > Other, containing substances of subheadings 2903.71 to 2903.75 > Other, containing substances of subheadings 2903.71 to 2903.75
Duty Rate (from China)
Products classified under Tariff item 3827.32.00
HCFC-123 Foam Blowing Agent Blend
>- A specialty mixture of HCFC-123 (2,2-dichloro-1,1,1-trifluoroethane, subheading 2903.72) combined with hydrocarbon co-blowing agents, used as a foam blowing agent for rigid polyurethane insulation in appliances and building panels. This blend is classifiable under tariff item 3827.32.00 because it contains a substance from subheadings 2903.71 to 2903.75 and is not a separate chemically defined compound. It is CFC-free and designed for thermal insulation applications.
HCFC-124 Chiller Refrigerant Blend
>- A high-capacity refrigerant blend based on HCFC-124 (2-chloro-1,1,1,2-tetrafluoroethane, subheading 2903.73) used in centrifugal chillers for data centers and commercial cooling systems. This mixture is classified under tariff item 3827.32.00 because it contains a substance from subheadings 2903.71 to 2903.75 and is presented as a blend, not a pure compound. It is CFC-free and optimized for chiller performance.
HCFC-141b Solvent Cleaning Blend
>- An industrial precision cleaning mixture containing HCFC-141b (1,1-dichloro-1-fluoroethane, subheading 2903.75) with alcohol co-solvents, used for electronics manufacturing and metal degreasing. This product falls under tariff item 3827.32.00 because it contains a substance from subheadings 2903.71 to 2903.75 and is a formulated mixture, not a pure compound. It provides high solvency with zero ozone depletion potential compared to CFCs.
HCFC-225ca/225cb Solvent Mixture
>- An azeotropic solvent blend of HCFC-225ca and HCFC-225cb (both under subheading 2903.75) used for precision cleaning of metal parts in aerospace and electronics manufacturing. This mixture is classified under tariff item 3827.32.00 because it contains substances from subheadings 2903.71 to 2903.75 and is a formulated blend. It offers high solvency with zero ozone depletion and is CFC-free.
HCFC-22/R-22 Chiller Fluid Mixture
>- A mixture containing HCFC-22 (chlorodifluoromethane, subheading 2903.71) with minor HFC stabilizers, used in commercial chillers and air conditioning systems. This product is classified under tariff item 3827.32.00 because it contains a substance from subheadings 2903.71 to 2903.75 and is a blend, not a pure compound. It is CFC-free and designed for retrofit applications.
R-123 HCFC Refrigerant Blend
>- A hydrochlorofluorocarbon (HCFC) mixture based on HCFC-123 (2,2-dichloro-1,1,1-trifluoroethane, subheading 2903.72) used in low-pressure centrifugal chillers for commercial refrigeration. This blend falls under tariff item 3827.32.00 because it contains a substance from subheadings 2903.71 to 2903.75 and is presented as a mixture. It is CFC-free and designed for chiller efficiency.
R-401A HCFC Refrigerant Mix
>- A pre-mixed refrigerant R-401A containing HCFC-22 (2903.71), HCFC-142b (2903.74), and HFC-152a, used for retrofitting commercial refrigeration equipment. This product is classified under tariff item 3827.32.00 because it contains substances from subheadings 2903.71 to 2903.75 and is a formulated blend. It is CFC-free and designed as a drop-in replacement for R-12 systems.
R-409A HCFC Retrofit Blend
>- A drop-in replacement refrigerant R-409A containing HCFC-22 (2903.71) and HCFC-142b (2903.74), used for retrofitting R-12 systems in transport refrigeration. This blend is classified under tariff item 3827.32.00 because it contains substances from subheadings 2903.71 to 2903.75 and is a near-azeotropic mixture. It is CFC-free and designed for direct replacement without system modifications.