Home Forums Blotters 1,1-Dichloro-1-Nitroethane

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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


    1,1-DICHLORO-1-NITROETHANE is incompatible with oxidizers. 1,1-DICHLORO-1-NITROETHANE will attack some forms of plastics, rubber and coatings.



    1,1-DICHLORO-1-NITROETHANE is a colorless liquid. Strongly irritates skin and eyes. Toxic by ingestion and inhalation. Flash point 165°F. Denser than water and slightly soluble in water. Used as a solvent.

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