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Toluene																				Related Pages
Synonyms & Trade Names
			Methyl benzene, Methyl benzol, Phenyl methane, Toluol
CAS No.
			108-88-3
	RTECS No.
			XS5250000
	DOT ID & Guide
			1294 130

FormulaC6H5CH3
	Conversion
			1 ppm = 3.77 mg/m3
	IDLH
			500 ppmSee: 108883

Exposure Limits
			NIOSH RELTWA 100 ppm (375 mg/m3) ST 150 ppm (560 mg/m3)
					OSHA PEL TWA 200 ppm C 300 ppm 500 ppm (10-minute maximum peak) See Appendix G
	Measurement Methods
			**NIOSH** 1500 , 1501 , 3800 , 4000;**OSHA** 111
					
					See: NMAM or OSHA Methods
										
Physical Description
			Colorless liquid with a sweet, pungent, benzene-like odor.													
										
Molecular Weight92.1	
	Boiling Point232°F
	Freezing Point-139°F
	Solubility(74°F): 0.07%
	Vapor Pressure21 mmHg
	Ionization Potential8.82 eV											
Specific Gravity0.87	
	Flash Point40°F
	Upper Explosive Limit7.1%
	Lower Explosive Limit1.1%
Class IB Flammable Liquid: Fl.P. below 73°F and BP at or above 100°F.
Incompatibilities & Reactivities
			Strong oxidizers
Exposure Routes
			inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
			irritation eyes, nose; lassitude (weakness, exhaustion), confusion, euphoria, dizziness, headache; dilated pupils, lacrimation (discharge of tears); anxiety, muscle fatigue, insomnia; paresthesia; dermatitis; liver, kidney damage
Target Organs
			Eyes, skin, respiratory system, central nervous system, liver, kidneys
										
Personal Protection/Sanitation
			(See protection codes) **Skin:**Prevent skin contact
							**Eyes:**Prevent eye contact
							**Wash skin:**When contaminated
							**Remove:**When wet (flammable)
							**Change:**No recommendation
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Skin:**Soap wash promptly
							**Breathing:**Respiratory support
							**Swallow:**Medical attention immediately
Respirator Recommendations
			**NIOSH****Up to 500 ppm**: (APF = 10) Any chemical cartridge respirator with organic vapor cartridge(s)*(APF = 25) Any powered, air-purifying respirator with 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 = 10) Any supplied-air respirator*(APF = 50) Any self-contained breathing apparatus 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 canisterAny appropriate escape-type, self-contained breathing apparatus
				Important additional information about respirator selection
See also
			INTRODUCTION
					  ICSC CARD: 0078
					  MEDICAL TESTS: 0232

			
							

			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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