September 2010

NIOSH Publication Number 2010-168c

Chloropicrin
Synonyms & Trade Names Nitrochloroform, Nitrotrichloromethane, Trichloronitromethane
CAS No. 76-06-2		RTECS No. PB6300000		DOT ID & Guide 1580 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
Physical Description Colorless to faint-yellow, oily liquid with an intensely irritating odor. [pesticide]
MW: 164.4	BP: 234°F	FRZ: -93°F	Sol: 0.2%	VP: 18 mmHg	IP: ?
Sp.Gr: 1.66	Fl.P: NA	UEL: NA	LEL: 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 See ICSC CARD: 0750 See MEDICAL TESTS: 0049