FLUOROTRICHLOROMETHANE (TRICHLOROFLUOROMETHANE)†
Chemical Identification | |
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CAS # | 75-69-4 |
Formula |
CCl₃F |
Synonyms |
trichlorofluoromethane; Freon 11; monofluorotrichloromethane; Refrigerant 11; trichloromonofluoromethane |
Physical Properties | |||
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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 | ||||||
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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 |
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Sampling flow rate (TWA)* | 0.05 L/min |
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Sampling volume (STEL/Peak/C)* |
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Sampling flow rate (STEL/Peak/C)* |
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Analytical method instruments | GC-FID | |||||
Method reference | NIOSH 1006 (fully validated) | |||||
Notes |
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Special requirements |
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* 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 | |
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Sampler/Sampling media |
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Bulk Method |
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On-Site Screening Techniques | ||||||
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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 | |||||||
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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 |
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PEL-TWA |
1000 ppm (5600 mg/m³) |
REL-TWA |
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TLV-TWA |
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PEL-TWA |
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PEL-STEL |
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REL-STEL |
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TLV-STEL |
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PEL-STEL |
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PEL-C |
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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: |
Notes:
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Notes:
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Notes:
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Health factors: See NIH-NLM PubChem. | IDLH |
2000 ppm |
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Carcinogenic classifications: TLV-A4 |
Notes:
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AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
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Additional Resources and Literature References |
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NOAA: CAMEO Chemicals - Trichlorofluoromethane NIOSH: Pocket Guide to Chemical Hazards - Fluorotrichloromethane Literature References
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Last Updated Date : 01/12/2023