Pentaerythritol
Synonyms & Trade Names
2,2-bis(Hydroxymethyl)-1,3-propanediol, Methane tetramethylol, Monopentaerythritol, PE, Tetrahydroxymethylolmethane, TetramethylolmethaneExposure Limits
NIOSH REL
TWA 10 mg/m3 (total) TWA 5 mg/m3 (resp)OSHA PEL
TWA 15 mg/m3 (total) TWA 5 mg/m3 (resp) See Appendix GPhysical Description
Colorless to white, crystalline, odorless powder. [Note: Technical grade is 88% monopentaerythritol & 12% dipentaerythritol.]Molecular Weight
136.2Boiling Point
SublimesMelting Point
500°F (Sublimes)Solubility
(59°F): 6%Vapor Pressure
0.00000008 mmHgIonization Potential
?Specific Gravity
1.38Flash Point
?Upper Exposive Limit
?Lower Explosive Limit
?
Combustible Solid
Incompatibilities & Reactivities
Organic acids, oxidizers [Note: Explosive compound is formed when a mixture of PE & thiophosphoryl chloride is heated.]Exposure Routes
inhalation, ingestion, skin and/or eye contactSymptoms
irritation eyes, respiratory systemTarget Organs
Eyes, respiratory systemPersonal 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
Breathing:Fresh air
Swallow:Medical attention immediately
Respirator Recommendations
Not available.
See also
INTRODUCTION- Page last reviewed:April 11, 2016
- Page last updated:April 11, 2016
- Content source:
- National Institute for Occupational Safety and Health (NIOSH) Education and Information Division