Heptafluoropropane

Heptafluoropropane (CF3CHFCF3, HFC-227ea) is a hydrofluorocarbon with seven fluorine atoms, used as a clean fire suppressant. As a saturated fluorinated derivative of acyclic propane, it qualifies for HTS 2903.49.00.00 'other' category, being chemically defined per Chapter notes.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+10.0%13.7%
🇲🇽Mexico3.7%+10.0%13.7%
🇨🇦Canada3.7%+10.0%13.7%
🇩🇪Germany3.7%+10.0%13.7%
🇯🇵Japan3.7%+10.0%13.7%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2903Same rate: 13.7%

If unsaturated fluorinated compound

Presence of C=C bonds classifies under fluorinated unsaturated acyclic hydrocarbons.

3813.00Same rate: 13.7%

If premixed fire extinguishing preparation

Commercial fire extinguishing mixtures specifically excluded from Chapter 29.

8424.10.00.00Higher: 17.5% vs 13.7%

If as propellant in fire extinguisher systems

When imported assembled in mechanical appliances, classified under Chapter 84.

Not sure which classification is right?

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Import Tips & Compliance

Include EPA Significant New Alternatives Policy (SNAP) listing for fire suppression use

Ship as UN1950 Class 2.2 non-flammable gas with proper DOT markings

Verify no ozone-depleting substances (ODS) contamination per Montreal Protocol

Related Products under HTS 2903.49.00.00

Perfluoropentane

Perfluoropentane (C5F12) is a fully fluorinated acyclic hydrocarbon where all hydrogen atoms are replaced by fluorine, making it a saturated fluorinated derivative. It falls under HTS 2903.49.00.00 as 'other' saturated fluorinated derivatives of acyclic hydrocarbons, distinct from methane, ethane, and propane derivatives specified earlier in the heading. Commonly used in electronics cleaning and as a refrigerant alternative.

Perfluorohexane

Perfluorohexane (C6F14), also known as FC-72, is a saturated perfluorinated acyclic hydrocarbon used in thermal management and precision cleaning. Classified under HTS 2903.49.00.00 as it represents 'other' saturated fluorinated derivatives beyond the shorter-chain specifics. Its high density and chemical inertness make it ideal for immersion cooling.

1H-Perfluorohexane

1H-Perfluorohexane (C6F13H) is a hydrofluoroalkane with one hydrogen atom, qualifying as a saturated fluorinated derivative of acyclic hydrocarbons. It fits HTS 2903.49.00.00 as 'other' beyond specific short-chain compounds, used in medical imaging and as a breathable liquid. The single C-H bond maintains its classification within this pure compound heading.

Perfluorobutane

Perfluorobutane (C4F10) is a fully fluorinated saturated acyclic hydrocarbon used in aerosol propellants and ultrasound contrast agents. Although longer than specified trifluoro- and pentafluoro- derivatives, it falls under HTS 2903.49.00.00 as 'other' saturated fluorinated acyclic hydrocarbons per Chapter 29 scope.

Perfluorooctane

Perfluorooctane (C8F18) serves as a reference standard for surface tension measurements and in liquid immersion cooling systems. This saturated fluorinated acyclic hydrocarbon is captured by HTS 2903.49.00.00 as 'other' derivatives, meeting Chapter 29 requirements for chemically defined organic compounds.

Nonafluorobutane

Nonafluorobutane (C4F9H) represents hydrofluorobutanes used in precision cleaning and carrier fluids. This saturated fluorinated acyclic hydrocarbon fits HTS 2903.49.00.00 as an 'other' derivative, distinct from fully perfluorinated or short-chain specifics.