Chlorine

CAS RN: 7782-50-5

WMD Response Guidelines

title-here
Choking Agents (Pulmonary)
Guide 20
Example:
Phosgene (CG), Chlorine (Cl)
SIGNS AND SYMPTOMS
  • Nausea
  • Vomiting
  • Coughing
  • Choking
  • Chest Tightness
  • Delayed Pulmonary Edema
  • Odors of Chlorine, Bleach, Swimming Pools, or Newly Mown Hay or Grass
CHARACTERISTICS
  • Phosgene
    • Boiling Point: 45.6oF
    • Vapor Density (Air=1): 3.42
    • Specific Gravity (H2O=1): 1.38
  • Chlorine
    • Boiling Point: ~-20oF
    • Vapor Density (Air=1): 2.5
    • Specific Gravity (H2O=1): 1.46
INDICATORS
  • Dead Animals
  • Lack of Insect Life
  • Mass Casualties
  • Definite Pattern of Casualties
  • Casualty Patterns Differentiated by Indoor/Outdoor Location
  • Unusual Liquid Droplets
  • Areas That Look Different in Appearance
  • Unexplained Odors
  • Low Lying Clouds
  • Unusual Metal Debris
ROUTES OF EXPOSURE
  • Inhalation
EMERGENCY RESPONSE
  • Approach from Upwind, Uphill, or Upstream
  • Isolate Immediate Area in all directions distance of 400-1100 feet
  • Keep Unauthorized Persons Away
  • Consider Immediate All Direction Evacuation Distance of 1 Mile during the day
  • Consider Immediate Downwind Evacuation For a SMALL SPILL DAY of .4 Miles or 1.7 Miles NIGHT, or LARGE SPILL DAY of 1.4 Miles or NIGHT of 6.2 Miles (SMALL = < 55 Gallons, LARGE = > 55 Gallons)
  • Stay Upwind
  • Make Notifications, Obtain Immediate Medical Treatment
TYPE OF HARM
  • Chemical
  • Possible Thermal
  • Possible Asphyxiation
  • Possible Mechanical
PERSONAL PROTECTION
  • Time: Keep Exposure and Product Contact to Minimum
  • Distance: Stay 400 and 1100 feet away on Upwind Side
  • Shielding: Chemical Protective Clothing
Content reproduced for WISER with permission from the Louisiana State University and A&M College, National Center for Biomedical Research and Training, Academy of Counter-Terrorist Education. WMD Response Guidebook ©. Further reproduction prohibited.
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Find more information on this substance at: PubChem, PubMed