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Chemical Sampling Information (CSI)
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General Description

Synonyms: Chloroethane; Monochloroethane; Hydrochloric ether; Muriatic ether

OSHA IMIS Code Number: 1110

Chemical Abstracts Service (CAS) Registry Number: 75-00-3

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: KH7525000; 33485

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: UN1037 115 Flammable Gas

Chemical Description and Physical Properties:

colorless liquid or gas with a pungent, ether-like odor
molecular weight: 65
vapor pressure: 1064 mm
boiling point: 54°F
melting point: -218°F

Incompatibilities: Chemically active metals: sodium, potassium, calcium, powdered aluminum

Exposure Limits

OSHA Permissible Exposure Limit (PEL):

General Industry: 1000 ppm, 2600 mg/m3

Construction Industry: 1000 ppm, 2600 mg/m3 TWA

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 100 ppm TWA (Skin); Appendix A3 (Confirmed Animal Carcinogen with Unknown Relevance to Humans)

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

Health Factors

Potential Symptoms: Incoordination, inebriation; abdominal cramps; cardiac arrhythmias, cardiac arrest; liver, kidney damage

Health Effects: Narcosis (HE8)

Affected Organs: Respiratory system, liver, kidneys, CVS

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Two Charcoal Tubes in Series (Front Tube 400 mg section; Back Tube 200mg section; both 20/40 mesh)
    analytical solvent: Carbon Disulfide
    maximum volume: 3 Liter
    maximum flow rate: 0.05 L/min
    current analytical method: Gas Chromatography; GC/FID
    method reference: 1 (NIOSH 2519 [21 KB PDF, 4 pages])
    sampling and analytical error: 0.16
    method classification: Fully Validated

Secondary Laboratory Sampling/Analytical Method (SAM2):

  • device: Detector Tube
    company: MSA
    part #: 85834
    range: 100-2000 ppm
    class: Mfg

    device: Detector Tube
    company: Gastec
    part #: 138
    range: 250-10,000 ppm
    class: Mfg

    device: Instrumentation
    company: Infrared Spectrophotometer
    part #: MIRAN 1A & 1B
    range: 1.3 ppm @ 10.6 um
    class: Mfg

    device: Instrumentation
    company: Infrared Spectrophotometer
    part #: MIRAN 103
    range: 0-2,000 ppm @ 12.82 um
    class: Mfg

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