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Dipropylene glycol methyl ether																				Related Pages
Synonyms & Trade Names
			Dipropylene glycol monomethyl ether, Dowanol® 50B
CAS No.
			34590-94-8
	RTECS No.
			JM1575000
	DOT ID & Guide

FormulaCH3OC3H6OC3H6OH
	Conversion
			1 ppm = 6.06 mg/m3
	IDLH
			600 ppmSee: 34590948

Exposure Limits
			NIOSH RELTWA 100 ppm (600 mg/m3) ST 150 ppm (900 mg/m3) [skin]
					OSHA PEL TWA 100 ppm (600 mg/m3) [skin] See Appendix G
	Measurement Methods
			**NIOSH** S69 (II-2) , 2554
					
					See: NMAM or OSHA Methods
										
Physical Description
			Colorless liquid with a mild, ether-like odor.													
										
Molecular Weight148.2	
	Boiling Point408°F
	Freezing Point-112°F
	SolubilityMiscible
	Vapor Pressure0.5 mmHg
	Ionization Potential?											
Specific Gravity0.95	
	Flash Point180°F
	Upper Explosive Limit3.0%
	Lower Explosive Limit(392°F): 1.1%
Class IIIA Combustible Liquid: Fl.P. at or above 140°F and below 200°F.
Incompatibilities & Reactivities
			Strong oxidizers
Exposure Routes
			inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
			irritation eyes, nose, throat; lassitude (weakness, exhaustion), dizziness, headache
Target Organs
			Eyes, respiratory system, central nervous system
										
Personal Protection/Sanitation
			(See protection codes) **Skin:**No recommendation
							**Eyes:**No recommendation
							**Wash skin:**No recommendation
							**Remove:**No recommendation
							**Change:**No recommendation
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Skin:**Water wash promptly
							**Breathing:**Respiratory support
							**Swallow:**Medical attention immediately
Respirator Recommendations
			**NIOSH/OSHA****Up to 600 ppm**: (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 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: 0884

			
							

			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
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