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Chemical Sampling Information (CSI)
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General Description

OSHA IMIS Code Number: 2577

Chemical Abstracts Service (CAS) Registry Number: 593-60-2

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: KU8400000; 35371

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: UN1085 Flammable Gas

Chemical Description and Physical Properties:

gas
molecular weight: 106.96

Exposure Limits

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 0.5 ppm TWA; Appendix A2 (Suspected Human Carcinogen)

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): Potential Carcinogen; lowest feasible concentration

Health Factors

Carcinogenic Classification:

International Agency for Research on Cancer (IARC): Group 2A, probably carcinogenic to humans

Health Effects: Cumulative bromide intoxication (CNS effects) (HE3) Mutagen (HE2)

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: 5 Liters
    maximum flow rate: 0.2 L/min
    current analytical method: Gas Chromatography; GC/FID
    method reference: 2 (OSHA 8)
    sampling analytical error: 0.14
    method classification: Fully Validated
    note: Refrigerate samples until analysis and analyze as soon as possible.

Secondary Laboratory Sampling/Analytical Method (SAM2):

  • device: Instrumentation
    company:     Infrared Spectrophotometer
    part #: MIRAN 1A & 1B
    range:     0.9 ppm @ 10.9 um
    class: Mfg

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