Hydrofluorocarbon 134a

INCI: HYDROFLUOROCARBON 134A

CAS Number
811-97-2 (1,1,1,2-Tetrafluoroethane)
Function
Propellant (aerosol systems)
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status prohibited
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted in cosmetics; CPSC proposed rule (July 2024) to limit to 18 mg in aerosol dusters under FHSA; AIM Act HFC phasedown applies

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Cardiac sensitization at high inhalation concentrations; GWP = 1,430 (significant greenhouse gas); regulatory phasedown accelerating globally; inhalation abuse deaths documented (over 1,000 deaths 2012โ€“2021 for aerosol dusters).

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Concern Level: High

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Hydrofluorocarbon 134a safe in cosmetics?

Cardiac sensitization at high inhalation concentrations; GWP = 1,430 (significant greenhouse gas); regulatory phasedown accelerating globally; inhalation abuse deaths documented (over 1,000 deaths 2012โ€“2021 for aerosol dusters). The EU classifies Hydrofluorocarbon 134a as "prohibited". Safety rating: GOOD.

Is Hydrofluorocarbon 134a allowed in the EU?

Hydrofluorocarbon 134a EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.

What does Hydrofluorocarbon 134a do in cosmetics?

Hydrofluorocarbon 134a functions as: Propellant (aerosol systems). It is classified as a cosmetic ingredient in our database. CAS number: 811-97-2 (1,1,1,2-Tetrafluoroethane).

What is the Margin of Safety for Hydrofluorocarbon 134a?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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