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Chemical Sampling Information (CSI)
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General Description

Synonyms: Dichloronitroethane

OSHA IMIS Code Number: 0890

Chemical Abstracts Service (CAS) Registry Number: 594-72-9

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: KI1050000; 33575

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: UN2650 153 Poison

NIOSH Pocket Guide to Chemical Hazards, 1,1-Dichloro-1-nitroethane: chemical description, physical properties, potentially hazardous incompatibilities, and more

Chemical Description and Physical Properties:

colorless liquid with an unpleasant odor; causes tears
molecular weight: 144
vapor pressure: 15 mm
boiling point: 257°F

Incompatibilities: Strong oxidizers

Exposure Limits

OSHA Permissible Exposure Limit (PEL):

General Industry: 10 ppm, 60 mg/m3 Ceiling

Construction Industry: 10 ppm, 60 mg/m3 Ceiling

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 2 ppm, 12 mg/m3 TWA

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 2 ppm TWA

Health Factors

Potential Symptoms: In animals: eye, skin irritation; liver, heart, kidney, damage; pulmonary edema, hemorrhage

Health Effects: Acute Systemic Toxicity---Kidney, Heart, Liver (HE4) Acute lung damage (HE11)

Affected Organs: Lungs

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Petroleum Base Charcoal Tube (100/50 mg sections, 20/40 mesh)
    analytical solvent: Carbon Disulfide
    maximum volume: 15 Liters
    maximum flow rate: 1 L/min (TWA)
    minimum time: 15 Minutes
    maximum flow rate: 1 L/min (Ceiling)
    current analytical method: Gas Chromatography; GC/FID
    sampling and analytical error: 0.09
    method reference: 1 (NIOSH 1601 [19 KB PDF, 3 pages])
    method classification: Fully Validated

Secondary Laboratory Sampling/Analytical Method (SAM2):

  • device: Detector Tube
    company: MSA
    part #: 91624
    range: 2-75 ppm, Pyrolyzer required
    class: Mfg

  • device: Instrumentation
    company: Infrared Spectrophotometer
    part #: MIRAN 1A & 1B
    range: 0.2 ppm @ 9.1 um
    class: Mfg

  • device: Instrumentation
    company: Infrared Spectrophotometer
    part #: MIRAN 103
    range: 0-25 ppm @ 9.1 um
    class: Mfg

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