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Methyl Cellosolve® acetate																				Related Pages
Synonyms & Trade Names
			EGMEA, Ethylene glycol monomethyl ether acetate, Glycol monomethyl ether acetate, 2-Methoxyethyl acetate
CAS No.
			110-49-6
	RTECS No.
			KL5950000
	DOT ID & Guide
			1189 129

FormulaCH3COOCH2CH2OCH3
	Conversion
			1 ppm = 4.83 mg/m3
	IDLH
			200 ppmSee: 110496

Exposure Limits
			NIOSH RELTWA 0.1 ppm (0.5 mg/m3) [skin]
					OSHA PEL TWA 25 ppm (120 mg/m3) [skin]
	Measurement Methods
			**NIOSH** 1451;**OSHA** 53 , 79
					
					See: NMAM or OSHA Methods
										
Physical Description
			Colorless liquid with a mild, ether-like odor.													
										
Molecular Weight118.1	
	Boiling Point293°F
	Freezing Point-85°F
	SolubilityMiscible
	Vapor Pressure2 mmHg
	Ionization Potential?											
Specific Gravity1.01	
	Flash Point120°F
	Upper Explosive Limit8.2%
	Lower Explosive Limit1.7%
Class II Combustible Liquid: Fl.P. at or above 100°F and below 140°F.
Incompatibilities & Reactivities
			Nitrates; strong oxidizers, alkalis & acids
Exposure Routes
			inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
			irritation eyes, nose, throat; kidney, brain damage; In Animals: narcosis; reproductive, teratogenic effects
Target Organs
			Eyes, respiratory system, kidneys, brain, central nervous system, peripheral nervous system, reproductive system, hematopoietic 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
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Skin:**Water flush promptly
							**Breathing:**Respiratory support
							**Swallow:**Medical attention immediately
Respirator Recommendations
			**NIOSH****Up to 1 ppm**: (APF = 10) Any supplied-air respirator***Up to 2.5 ppm**: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode***Up to 5 ppm**: (APF = 50) Any self-contained breathing apparatus with a full facepiece(APF = 50) Any supplied-air respirator with a full facepiece**Up to 100 ppm**: (APF = 1000) Any supplied-air respirator operated in a pressure-demand or other positive-pressure mode***Up to 200 ppm**: (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 canisterAny appropriate escape-type, self-contained breathing apparatus
				Important additional information about respirator selection
See also
			INTRODUCTION
					  ICSC CARD: 0476

			
							

			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
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