Synonyms: Carbon Fluoride; Freon 14; Halon 14; Perfluoromethane; Tetrafluoromethane; FC 14; R 14 (Refrigerant)
OSHA IMIS Code Number: C325
Chemical Abstracts Service (CAS) Registry Number: 75-73-0
NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: FG4920000; 25038
Department of Transportation Regulation Number (49 CFR 172.101) and Guide: UN1982 Non-Flammable Gas
NIOSH Pocket Guide to Chemical Hazards, Carbon Tetrafluoride: Chemical description, physical properties, potentially hazardous incompatibilities, and more
Chemical Description and Physical Properties:
colorless, odorless gas. Thermally stable. Chemically very inert. Used as low temperature refrigerant, gaseous insulator
molecular weight: 88.01
melting point: -183.6°C
boiling point: -127.8°C
Primary Laboratory Sampling/Analytical Method (SLC1):
- sampling media: Charcoal Tube (100/50 mg sections, 20/40 mesh)
current analytical method: Gas Chromatography; GC/FID
method reference: 14 (Wisconsin Occupational Health Laboratory (WOHL))
method classification: Not Validated