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Chemical Sampling Information (CSI)
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General Description

Synonyms: Chlorotoluene; ortho Chlorotoluene

OSHA IMIS Code Number: 0683

Chemical Abstracts Service (CAS) Registry Number: 95-49-8

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: XS9000000; 82984

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: UN2238 Flammable Liquid

Chemical Description and Physical Properties:

Liquid.

Exposure Limits

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 50 ppm, 259 mg/m3 STEL TWA

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 50 ppm TWA, 75 ppm STEL

Health Factors

Health Effects: Irritation-Eye, Nose, Throat, Skin-Moderate (HE15)

Monitoring Methods used by OSHA

Laboratory Sampling/Analytical Method:

  • sampling media: Charcoal Tube (100/50 mg sections, 20/40 mesh)
    analytical solvent: Carbon Disulfide
    maximum volume: 10 Liters
    maximum flow rate: 0.2 L/min
    current analytical method: Gas Chromatography; GC/FID
    method reference: 2 (OSHA In House File)
    method classification: Partially Validated

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