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Chloropicrin

Synonyms & Trade Names
Nitrochloroform, Nitrotrichloromethane, Trichloronitromethane
CAS No.
76-06-2
RTECS No.
PB6300000
DOT ID & Guide
1580 154
1583 154(mixture, n.o.s.)
Formula
CCl3NO2
Conversion
1 ppm = 6.72 mg/m3
IDLH
2 ppm
See: 76062
Exposure Limits
NIOSH REL
TWA 0.1 ppm (0.7 mg/m3)
OSHA PEL
TWA 0.1 ppm (0.7 mg/m3)
Measurement Methods
None available
See: NMAM or OSHA Methods
Physical Description
Colorless to faint-yellow, oily liquid with an intensely irritating odor. [pesticide]
Molecular Weight
164.4
Boiling Point
234°F
Freezing Point
-93°F
Solubility
0.2%
Vapor Pressure
18 mmHg
Ionization Potential
?
Specific Gravity
1.66
Flash Point
NA
Upper Exposive Limit
NA
Lower Explosive Limit
NA
Noncombustible Liquid
Incompatibilities & Reactivities
Strong oxidizers [Note: The material may explode when heated under confinement.]
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, respiratory system; lacrimation (discharge of tears); cough, pulmonary edema; nausea, vomiting
Target Organs
Eyes, skin, respiratory system
Personal Protection/Sanitation
(See protection codes)
Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated
Remove:When wet or contaminated
Change:No recommendation
Provide:Eyewash, Quick drench
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Soap wash immediately
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations

NIOSH/OSHA

Up to 2 ppm:
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode£
(APF = 25) Any powered, air-purifying respirator with organic vapor cartridge(s)£
(APF = 50) Any chemical cartridge respirator with a full facepiece and organic vapor cartridge(s)
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister
(APF = 50) Any self-contained breathing apparatus with a full facepiece
(APF = 50) Any supplied-air respirator with a full facepiece

Emergency or planned entry into unknown concentrations or IDLH conditions:
(APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode
(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus

Escape:
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister
Any appropriate escape-type, self-contained breathing apparatus

Important additional information about respirator selection

See also
INTRODUCTION   ICSC CARD: 0750   MEDICAL TESTS: 0049
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