1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea), 1,1,1,2,2,3-hexafluoropropane (HFC-236cb), 1,1,1,2,3,3-hexafluoropropane (HFC-236ea) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa)
Halogenated derivatives of hydrocarbons. > Saturated fluorinated derivatives of acyclic hydrocarbons: > 1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea), 1,1,1,2,2,3-hexafluoropropane (HFC-236cb), 1,1,1,2,3,3-hexafluoropropane (HFC-236ea) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa) > 1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea), 1,1,1,2,2,3-hexafluoropropane (HFC-236cb), 1,1,1,2,3,3-hexafluoropropane (HFC-236ea) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa) > 1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea), 1,1,1,2,2,3-hexafluoropropane (HFC-236cb), 1,1,1,2,3,3-hexafluoropropane (HFC-236ea) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa)
Duty Rate (from China)
Products classified under Tariff item 2903.46
HFC-227ea Calibration Gas Standard
A certified reference gas standard containing HFC-227ea at trace concentrations in nitrogen, used for calibrating gas chromatography equipment and atmospheric monitoring instruments. The HFC-227ea component is a saturated fluorinated derivative of an acyclic hydrocarbon, falling squarely under tariff item 2903.46.00.
2903.46.00HFC-227ea Dielectric Test Gas
Pure HFC-227ea gas used for dielectric strength testing of high-voltage electrical equipment. As a saturated fluorinated acyclic hydrocarbon, it is explicitly named in tariff item 2903.46.00, which covers HFC-227ea regardless of its end-use application.
2903.46.00HFC-227ea Fire Extinguishing Agent
Pure HFC-227ea fire extinguishing agent used in total flooding fire suppression systems. This saturated fluorinated acyclic hydrocarbon is explicitly listed in tariff item 2903.46.00, which covers HFC-227ea whether used as a fire suppressant or for other purposes.
2903.46.00HFC-227ea Medical Propellant
Pharmaceutical grade HFC-227ea used as a propellant in metered dose inhalers. The pure compound is a saturated fluorinated acyclic hydrocarbon named in tariff item 2903.46.00, and its use as a medical propellant does not affect its classification under Chapter 29.
2903.46.00HFC-236cb Foam Blowing Agent
HFC-236cb used as a foam blowing agent for polyurethane spray foam insulation. This saturated fluorinated acyclic hydrocarbon is specifically named in tariff item 2903.46.00, which covers HFC-236cb regardless of its industrial application.
2903.46.00HFC-236ea Electronic Cleaning Solvent
HFC-236ea used as a precision cleaning solvent for electronic circuit boards. As a saturated fluorinated acyclic hydrocarbon explicitly named in tariff item 2903.46.00, the pure compound is classified here even when used for solvent applications.
2903.46.00HFC-236ea Precision Vapor Degreaser
HFC-236ea for vapor degreasing of aerospace components and optical lenses. The pure compound is a saturated fluorinated acyclic hydrocarbon named in tariff item 2903.46.00, and its use in degreasing does not remove it from Chapter 29.
2903.46.00HFC-236fa Immersion Cooling Fluid
HFC-236fa used as a single-phase immersion cooling fluid for server farms. This saturated fluorinated acyclic hydrocarbon is explicitly named in tariff item 2903.46.00, covering the pure compound for cooling applications.
2903.46.00HFC-236fa Refrigerant Gas
HFC-236fa refrigerant gas supplied in high-pressure cylinders for military cooling systems and centrifugal chillers. The pure compound is a saturated fluorinated acyclic hydrocarbon named in tariff item 2903.46.00, and its refrigerant use does not affect classification.
2903.46.00HFC-236fa Specialty Heat Transfer Fluid
High purity HFC-236fa for liquid immersion cooling in high-performance computing. As a saturated fluorinated acyclic hydrocarbon explicitly named in tariff item 2903.46.00, the pure compound is classified here for heat transfer applications.