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Chemical Sampling Information (CSI)
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General Description

Synonyms: Bromotrifluoromethane; Fluorocarbon 1301; Freon 13B1; Halocarbon 13B1; Halon 1301; Monobromotrifluoromethane; Refrigerant 13B1; Trifluoromonobromomethane

OSHA IMIS Code Number: 2500

IMIS Name History: Trifluoromonobromomethane prior to 5/31/08

Chemical Abstracts Service (CAS) Registry Number: 75-63-8

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: PA5425000

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: 1009 126

NIOSH Pocket Guide to Chemical Hazards, Trifluorobromomethane: chemical description, physical properties, potentially hazardous incompatibilities, and more

Exposure Limits

OSHA Permissible Exposure Limit (PEL):

General Industry: 29 CFR 1910.1000 Z-1 Table -- 1000 ppm, 6100 mg/m3 TWA

Construction Industry: 29 CFR 1926.55 Appendix A -- 1000 ppm, 6100 mg/m3 TWA

Maritime: 29 CFR 1915.1000 Table Z-Shipyards -- 1000 ppm, 6100 mg/m3 TWA

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 1000 ppm, 6090 mg/m3 TWA

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 1000 ppm, 6100 mg/m3 TWA

Health Factors

NIOSH Immediately Dangerous To Life or Health Concentration (IDLH): 40,000 ppm

Potential Symptoms: Dizziness; cardiac arrhythmias; liquid: frostbite

Health Effects: Apparent low toxicity (HE19)

Affected Organs: Heart, CNS

Literature Basis:

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Two Charcoal Tubes in series (First tube 400/200 mg sections, second tube 100/50 mg sections; both 20/40 mesh)
    analytical solvent: Methylene chloride
    alternate analytical solvent: Carbon Disulfide
    maximum volume: 1 Liter
    maximum flow rate: 0.05 L/min
    current analytical method: Gas Chromatography; GC/FID
    method reference: (NIOSH 1017 [21 KB PDF, 4 pages])
    method classification: Fully Validated

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