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2,4,6-Trinitrotoluene																				Related Pages
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)

FormulaCH3C6H2(NO2)3
	Conversion
	IDLH
			500 mg/m3See: 118967

Exposure Limits
			NIOSH RELTWA 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 Weight227.1	
	Boiling Point464°F (Explodes)
	Melting Point176°F
	Solubility(77°F): 0.01%
	Vapor Pressure0.0002 mmHg
	Ionization Potential10.59 eV											
Specific Gravity1.65	
	Flash Point? (Explodes)
	Upper Explosive 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

			
							

			Page last reviewed:  October 30, 2019						Content
							source: 	National Institute for Occupational Safety and Health NIOSH Pocket Guide to Chemical Hazards
Introduction
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Appendices
A – NIOSH Potential Occupational Carcinogens
B – Thirteen OSHA-Regulated Carcinogens
C – Supplementary Exposure Limits
D – Substances with No Established RELs
E – OSHA Respirator Requirements for Selected Chemicals
F – Miscellaneous Notes
G – 1989 Air Contaminants Update Project: Exposure Limits NOT in Effect
Type C & CE – Definitions for Type C and Type CE Respirators
Personal Protection and Sanitation Codes
First Aid Procedures Follow NIOSH Facebook
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