FLUOROTRICHLOROMETHANE (TRICHLOROFLUOROMETHANE)†

Chemical Identification
Chemical Identification
CAS # 75-69-4
Formula

CCl₃F

Synonyms

trichlorofluoromethane; Freon 11; monofluorotrichloromethane; Refrigerant 11; trichloromonofluoromethane

Physical Properties
Physical Properties
Physical description Colorless to water-white, nearly odorless liquid or gas (above 75°F).
Boiling point 75°F Molecular weight 137.4
Freezing point/melting point -168°F Vapor pressure 690 mmHg
Flash point Vapor density 4.74
Specific gravity 1.47 Ionization potential 11.77 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
Monitoring Methods Used by OSHA
Analyte code (IMIS no.) 1285
Sampling group
Sampler/Sampling media CSC tube (400/200 mg) [SKC 226-09]
Sampling time*
Sampling volume (TWA)*
 

0.3-7 L

Sampling flow rate (TWA)*
 

0.01-0.05 L/min

Sampling volume (STEL/Peak/C)*
 

 

Sampling flow rate (STEL/Peak/C)*
 

 

Analytical method instruments GC-FID
Method reference NIOSH 1006 (fully validated)
Notes
 

 

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.

Wipe Method
Wipe Method
Sampler/Sampling media
 

 

Bulk Method
Bulk Method
 

 

On-Site Screening Techniques
On-Site Screening Techniques
Device Infrared spectrophotometer Infrared spectrophotometer Organic vapor analyzer
Model/Type Miran 1A & 1B Miran 103
Sampling information
(see manufacturer instructions)
1.4 ppm@11 µm 0-100 ppm@10.8 µm
Exposure Limits
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 (5600 mg/m³)

REL-TWA
 

 

TLV-TWA
 

 

PEL-TWA
 

 

PEL-STEL
 

 

REL-STEL
 

 

TLV-STEL
 

 

PEL-STEL
 

 

PEL-C
 

 

REL-C
 

1000 ppm (5600 mg/m³)

TLV-C
 

1000 ppm [1992]

PEL-C
 

1000 ppm (5600 mg/m³)

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
Additional Resources and Literature References

NOAA: CAMEO Chemicals - Trichlorofluoromethane

NIOSH: Pocket Guide to Chemical Hazards - Fluorotrichloromethane

Literature References

 
  • ACGIH: Documentation of the Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) - Trichlorofluoromethane. See annual publication for most recent information.

Last Updated Date : 12/29/2020