1,1,2-TRICHLORO-1,2,2-TRIFLUOROETHANE (FREON 113) | Occupational Safety and Health Administration

1,1,2-TRICHLORO-1,2,2-TRIFLUOROETHANE (FREON 113)†

Chemical Identification
CAS #	76-13-1
Formula	C₂F₃Cl₃
Synonyms	Chlorofluorocarbon-113; CFC-113; Freon113; Genetron113; Halocarbon 113; Refrigerant 113; TTE

Physical Properties
Physical description	Colorless to water-white liquid with an odor like carbon tetrachloride at high concentrations.
Boiling point	118°F	Molecular weight	187.4
Freezing point/melting point	-33.5°F	Vapor pressure	285 mmHg
Flash point		Vapor density
Specific gravity	1.56	Ionization potential	11.99 eV
Lower explosive limit (LEL)		Upper explosive limit (UEL)
NFPA health rating		NFPA fire rating
NFPA reactivity rating		NFPA special instruction
Vapor hazard ratio (VHR)
Historical exceedance percentage
Target organs

Monitoring Methods Used by OSHA
Analyte code (IMIS no.)	2485
Sampling group
Sampler/Sampling media	2 Anasorb CMS tubes in series (150/75 mg) [no longer available]
Sampling time^*
Sampling volume (TWA)^*	1L
Sampling flow rate (TWA)^*	0.05 L/min
Sampling volume (STEL/Peak/C)^*	0.75 L
Sampling flow rate (STEL/Peak/C)^*	0.05 L/min
Analytical method instruments	GC-FID
Method reference	OSHA 113 (fully validated)
Notes	This media is no longer available. OSHA staff please contact the SLTC prior to sampling at (801) 233-5100.
Special requirements

^* All sampling instructions above are recommended guidelines for OSHA Compliance Safety and Health Officers (CSHOs), please see the corresponding OSHA method reference for complete details.

Bulk/Wipe Method
Wipe Sampler/Sampling media
Bulk Method

On-Site Screening Techniques
Device
Model/Type
Sampling information (see manufacturer instructions)

**Exposure Limits**
OSHA PEL 8-hour TWA (ST) STEL (C) Ceiling Peak		NIOSH REL Up to 10-hour TWA (ST) STEL (C) Ceiling		ACGIH TLV© 8-hour TWA (ST) STEL (C) Ceiling		CAL/OSHA PEL 8-hour TWA (ST) STEL (C) Ceiling Peak
PEL-TWA	1000 ppm (7600 mg/m³)	REL-TWA	1000 ppm (7600 mg/m³)	TLV-TWA	1000 ppm [1992]	PEL-TWA	1000 ppm (7600 mg/m³)
PEL-STEL		REL-STEL	1250 ppm (9500 mg/m³)	TLV-STEL	1250 ppm [1992]	PEL-STEL	1250 ppm (9500 mg/m³)
PEL-C		REL-C		TLV-C		PEL-C	2000 ppm
Skin notation	N	Skin notation	N	Skin notation	N	Skin notation	N
Notes: See 29 CFR 1910.1000 Table Z-1.		Notes:		Notes:		Notes:
Health factors: See NIH-NLM PubChem.		IDLH	2000 ppm
Carcinogenic classifications: TLV-A4		Notes:
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:

Additional Resources and Literature References

NOAA: CAMEO Chemicals - 1,1,2-Trichloro-1,2,2-trifluoroethane

NIOSH: Pocket Guide to Chemical Hazards - 1,1,2-Trichloro-1,2,2-trifluoroethane

Literature References

ACGIH: Documentation of the Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) - 1,1,2-Trichloro-1,2,2-trifluoroethane. See annual publication for most recent information.
U.S. EPA Integrated Risk Information System: 1,1,2-Trichloro-1,2,2-trifluoroethane (CFC-113) (CASRN 76-13-1).
Clark, M.A., Jones, J.W., Robinson, J.J. and Lord, J.T.: Multiple deaths resulting from shipboard exposure to trichlorotrifluoroethane. J. Forensic Sci. 30(4): 1256-1259, 1985.
Kaufman, J.D., Silverstein, M.A. and Moure-Eraso, R.: Atrial fibrillation and sudden death related to occupational solvent exposure. Am. J. Ind. Med. 25(5): 731-735, 1994.
May, D.C. and Blotzer, M.J.: A report of occupational deaths attributed to fluorocarbon-113. Arch. Environ. Health 39(5): 352-354, 1984.
McGee, M.B., Meyer, R.F. and Jejurikar, S.G.: A death resulting from trichlorotrifluoroethane poisoning. J. Forensic Sci. 35(6): 1453-1460, 1990.
Pohanish, R.P. (editor): 1,1,2-Trichloro-1,2,2-Trifluoroethane. In, Sittig's Handbook of Toxic and Hazardous Chemicals and Carcinogens, Fourth Ed., Vol. 2. Norwich, NY: Noyes Publications, William Andrew Publishing, 2002, pp. 2263-2265.
Trochimowicz, H.J., Gusch, G.M., Chiu, T. and Wood, C.K.: Chronic inhalation toxicity/carcinogenicity study in rats exposed to fluorocarbon 113 (FC-113). Fundam. Appl. Toxicol. 11(1): 68-75, 1988.
Woollen, B.H., et al.: Human inhalation pharmacokinetics of 1,1,2-trichloro-1,2,2-trifluoroethane (FC113). Int. Arch. Occup. Environ. Health 62(1): 73-78, 1990.

Last Updated Date : 01/22/2024

1,1,2-TRICHLORO-1,2,2-TRIFLUOROETHANE (FREON 113)†

Chemical Identification

Physical Properties

Monitoring Methods Used by OSHA

Bulk/Wipe Method

On-Site Screening Techniques

Exposure Limits

Additional Resources and Literature References