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Propane / n-Butane Blend

  • Other solvents
  • CAS 68476-85-7

Propane / n-Butane Blend (CAS 68476-85-7) appears in 4 of the 1,812 car-care products CarCareTruth tracks (as of June 2026). It is classified as a VOC.

Extremely flammable gas (H220). Simple asphyxiant at high concentration. Practical use risk is low; misuse (huffing) is the documented harm.

A propane/n-butane blend is the most common consumer aerosol propellant. Functionally identical to the broader "hydrocarbon propellant" designation but written explicitly when the SDS lists the blend rather than the generic class.

Health & environment profile

VOC
yes
Prop 65 listed
no
Asthmagen
no
EPA Safer Choice
no
Aquatic toxicity
no
Biodegradable
no
Bioaccumulative
no
Persistent
no
Ozone depleting
no
Microplastic
no
PFAS
no
Env. score
2/5
Purpose: Aerosol propellant blend of propane and n-butane; provides the pressure that delivers the active formulation in spray cans

Common questions about Propane / n-Butane Blend

What is Propane / n-Butane Blend used for in car care?
Aerosol propellant blend of propane and n-butane; provides the pressure that delivers the active formulation in spray cans
Is Propane / n-Butane Blend a VOC?
Yes. Propane / n-Butane Blend is classified as a volatile organic compound (VOC).
Is Propane / n-Butane Blend on California's Proposition 65 list?
No. Propane / n-Butane Blend is not on California's Proposition 65 list.

4 products contain this

Related

Health and environment notes translate the manufacturer Safety Data Sheet, the GHS classification, and authoritative regulatory listings (California Prop 65, EPA). Not medical advice. They describe the ingredient itself; whether a hazard applies to a finished product depends on its concentration and how it's used.