HFC-152a Aerosol Propellant
HFC-152a serves as an environmentally friendly aerosol propellant in personal care products like hairsprays and air fresheners, replacing more harmful CFCs. Classified under HTS 2903.43.10.00 due to its chemical structure as 1,1-difluoroethane, a saturated fluorinated acyclic hydrocarbon explicitly named in the tariff. It provides efficient dispersion without depleting the ozone layer.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing minor halogen impurities altering its pure compound status
Slightly impure halogenated hydrocarbons may shift to other fluorinated derivative subheadings.
If sold as part of organic composite solvents for industrial cleaning
When mixed with solvents for specific applications, it classifies as organic composites rather than pure HFC.
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Import Tips & Compliance
• Include TSCA certification and ensure propellant grade purity >99%; label containers with UN number 1030
• Avoid pitfalls by confirming non-flammable classification for transport
Related Products under HTS 2903.43.10.00
1,1-Difluoroethane (HFC-152a) Refrigerant Gas
1,1-Difluoroethane, commonly known as HFC-152a, is a hydrofluorocarbon used as a refrigerant in commercial refrigeration systems and air conditioning units. It falls under HTS 2903.43.10.00 as a saturated fluorinated derivative of acyclic hydrocarbons, specifically listed as one of the designated compounds in this subheading. This chemical is valued for its low global warming potential compared to older refrigerants.
Fluoromethane (HFC-41) Industrial Gas
Fluoromethane, or HFC-41, is a specialty gas used in plasma etching processes for semiconductor manufacturing and as a component in some foam blowing agents. It is precisely listed under HTS 2903.43.10.00 as a fluorinated derivative of acyclic hydrocarbons. This compound's high purity is essential for high-tech applications.
1,2-Difluoroethane (HFC-152) Blowing Agent
1,2-Difluoroethane (HFC-152) functions as a blowing agent in the production of polyurethane foams for insulation and packaging. It qualifies for HTS 2903.43.10.00 as one of the specifically enumerated saturated fluorinated acyclic hydrocarbons. Its use supports low-ODP alternatives in rigid foam manufacturing.
HFC-152a Medical Aerosol Propellant
Pharmaceutical-grade HFC-152a is employed as a propellant in metered-dose inhalers for asthma medications. Under HTS 2903.43.10.00, it is classified as the pure 1,1-difluoroethane compound, meeting chapter requirements for chemically defined organic substances. Its GMP production ensures safety for respiratory delivery.
HFC-41 Semiconductor Etchant Gas
High-purity Fluoromethane (HFC-41) is critical for plasma etching in microchip fabrication, selectively removing silicon layers. It is directly named in HTS 2903.43.10.00 as a halogenated acyclic hydrocarbon derivative. This gas enables precision in nanoscale semiconductor production.
1,1-Difluoroethane (HFC-152a) Fire Suppressant Blend Base
HFC-152a acts as a base component in clean agent fire suppression systems for data centers and electronics. Classified per HTS 2903.43.10.00 for its pure chemical identity as a listed fluorinated hydrocarbon. It provides rapid fire knock-down without residue.