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2,4,6-Trinitrotoluene

Synonyms & Trade Names
1-Methyl-2,4,6-trinitrobenzene, TNT, Trinitrotoluene, sym-Trinitrotoluene, Trinitrotoluol
CAS No.
118-96-7
RTECS No.
XU0175000
DOT ID & Guide
1356 113(wet)
Formula
CH₃C₆H₂(NO₂)₃
Conversion
IDLH
500 mg/m3
See: 118967
Exposure Limits
NIOSH REL
TWA 0.5 mg/m3 [skin]
OSHA PEL
TWA 1.5 mg/m3 [skin] See Appendix G
Measurement Methods
OSHA 44
See: NMAM or OSHA Methods
Physical Description
Colorless to pale-yellow, odorless solid or crushed flakes.
Molecular Weight
227.1
Boiling Point
464°F (Explodes)
Melting Point
176°F
Solubility
(77°F): 0.01%
Vapor Pressure
0.0002 mmHg
Ionization Potential
10.59 eV
Specific Gravity
1.65
Flash Point
? (Explodes)
Upper Exposive Limit
?
Lower Explosive Limit
?
Combustible Solid (Class A Explosive)
Incompatibilities & Reactivities
Strong oxidizers, ammonia, strong alkalis, combustible materials, heat [Note: Rapid heating will result in detonation.]
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
irritation skin, mucous membrane; liver damage, jaundice; cyanosis; sneezing; cough, sore throat; peripheral neuropathy, muscle pain; kidney damage; cataract; sensitization dermatitis; leukocytosis (increased blood leukocytes); anemia; cardiac irreg
Target Organs
Eyes, skin, respiratory system, blood, liver, cardiovascular system, central nervous system, kidneys
Personal Protection/Sanitation
(See protection codes)
Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated/Daily
Remove:When wet or contaminated
Change:Daily
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Soap wash promptly
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations

NIOSH

Up to 5 mg/m3:
(APF = 10) Any supplied-air respirator*

Up to 12.5 mg/m3:
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode*

Up to 25 mg/m3:
(APF = 50) Any self-contained breathing apparatus with a full facepiece
(APF = 50) Any supplied-air respirator with a full facepiece

Up to 500 mg/m3:
(APF = 2000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode

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 having an N100, R100, or P100 filter.
Click here for information on selection of N, R, or P filters.
Any appropriate escape-type, self-contained breathing apparatus

Important additional information about respirator selection

See also
INTRODUCTION   ICSC CARD: 0967   MEDICAL TESTS: 0231

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