Dipropylene glycol methyl ether |
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 ppm
See: 34590948 |
Exposure Limits NIOSH REL: TWA 100 ppm (600 mg/m3) ST 150 ppm (900 mg/m3) [skin]
OSHA PEL†: TWA 100 ppm (600 mg/m3) [skin] |
Measurement Methods
NIOSH 2554 , S69 (II-2)
See: NMAM or OSHA Methods |
Physical Description Colorless liquid with a mild, ether-like odor. |
MW: 148.2 |
BP: 408°F |
FRZ: -112°F |
Sol: Miscible |
VP: 0.5 mmHg |
IP: ? |
Sp.Gr: 0.95 |
Fl.P: 180°F |
UEL: 3.0% |
LEL(392°F): 1.1% |
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| 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 |
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Personal Protection/Sanitation (See protection codes)
Skin: No recommendation
Eyes: No recommendation
Wash skin: No recommendation
Remove: No recommendation
Change: No recommendation
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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 See ICSC CARD: 0884
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