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Chemical Sampling Information (CSI)
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General Description

Synonyms: Freon 115; Genetron 115

OSHA IMIS Code Number: C135

Chemical Abstracts Service (CAS) Registry Number: 76-15-3

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: KH7877500; 33497

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: 1020 126; UN1020 Non-Flammable Gas

Chemical Description and Physical Properties:

molecular weight: 154.47
boiling point: -21.9°C
molecular formula: C2C1F5

Exposure Limits

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 1000 ppm; 6320 mg/m3 TWA

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 1000 ppm TWA

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):
  • sampling media: Charcoal Tube (100/50 mg sections, 20/40 mesh)
    analytical solvent: Carbon disulfide
    maximum volume: 2.5 Liters
    maximum flow rate: 0.05 L/min
    current analytical method: Gas Chromatography; GC/FID
    method reference: 2 (OSHA In-House File)
    method classification: Not Validated

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