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Acetone																				Related Pages
Synonyms & Trade Names
			Dimethyl ketone, Ketone propane, 2-Propanone
CAS No.
			67-64-1
	RTECS No.
			AL3150000
	DOT ID & Guide
			1090 127

Formula(CH3)2CO
	Conversion
			1 ppm = 2.38 mg/m3
	IDLH
			2500 ppm [10%LEL]See: 67641

Exposure Limits
			NIOSH RELTWA 250 ppm (590 mg/m3)
					OSHA PEL TWA 1000 ppm (2400 mg/m3) See Appendix G
	Measurement Methods
			**NIOSH** 1300 , 2555 , 3800;**OSHA** 69
					
					See: NMAM or OSHA Methods
										
Physical Description
			Colorless liquid with a fragrant, mint-like odor.													
										
Molecular Weight58.1	
	Boiling Point133°F
	Freezing Point-140°F
	SolubilityMiscible
	Vapor Pressure180 mmHg
	Ionization Potential9.69 eV											
Specific Gravity0.79	
	Flash Point0°F
	Upper Explosive Limit12.8%
	Lower Explosive Limit2.5%
Class IB Flammable Liquid: Fl.P. below 73°F and BP at or above 100°F.
Incompatibilities & Reactivities
			Oxidizers, acids
Exposure Routes
			inhalation, ingestion, skin and/or eye contact
Symptoms
			irritation eyes, nose, throat; headache, dizziness, central nervous system depression; dermatitis
Target Organs
			Eyes, skin, respiratory system, central nervous system
										
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 immediately
							**Breathing:**Respiratory support
							**Swallow:**Medical attention immediately
Respirator Recommendations
			**NIOSH****Up to 2500 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: 0087
					  MEDICAL TESTS: 0002

			
							

			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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