What is Dichlorodifluoromethane (Freon 12)?

Dichlorodifluoromethane is a colorless gas usually sold under the brand name Freon-12, used as a refrigerant and aerosol spray propellant.


Refrigerant, foaming agent, aerosol propellant.

Sources & Potential Exposure

The use of chlorofluorocarbons as aerosols in medicine, such as USP-approved salbutamol, has been phased out by the U.S. Food and Drug Administration.

Federal Regulations

This substance/agent has not undergone a complete evaluation and determination under US EPA’s IRIS program for evidence of human carcinogenic potential.

REGENSIS Treatment Products – Dichlorodifluoromethane (Freon 12)