Glycidol |
Synonyms & Trade Names 2,3-Epoxy-1-propanol; Epoxypropyl alcohol; Glycide; Hydroxymethyl ethylene oxide; 2-Hydroxymethyl oxiran; 3-Hydroxypropylene oxide |
CAS No. 556-52-5 |
RTECS No. UB4375000 |
DOT ID & Guide |
FormulaC3H6O2 |
Conversion 1 ppm = 3.03 mg/m3 |
IDLH 150 ppm
See: 556525 |
Exposure Limits NIOSH REL: TWA 25 ppm (75 mg/m3)
OSHA PEL†: TWA 50 ppm (150 mg/m3) |
Measurement Methods
NIOSH 1608;
OSHA 7
See: NMAM or OSHA Methods |
Physical Description Colorless liquid. |
MW: 74.1 |
BP: 320°F (Decomposes) |
FRZ: -49°F |
Sol: Miscible |
VP(77°F): 0.9 mmHg |
IP: ? |
Sp.Gr: 1.12 |
Fl.P: 162°F |
UEL: ? |
LEL: ? |
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| Class IIIA Combustible Liquid: Fl.P. at or above 140°F and below 200°F. |
Incompatibilities & Reactivities Strong oxidizers, nitrates |
Exposure Routes inhalation, ingestion, skin and/or eye contact |
Symptoms irritation eyes, skin, nose, throat; narcosis |
Target Organs Eyes, skin, respiratory system, central nervous system |
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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
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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 Up to 150 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
Any appropriate escape-type, self-contained breathing apparatus
Important additional information about respirator selection |
| See also: INTRODUCTION See ICSC CARD: 0159
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