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Hydrogenated terphenyls

Synonyms & Trade Names
Hydrogenated diphenylbenzenes, Hydrogenated phenylbiphenyls, Hydrogenated triphenyls [Note: Complex mixture of terphenyl isomers that are partially hydrogenated.]
CAS No.
61788-32-7
RTECS No.
DOT ID & Guide
Formula
(C₆Hn)₃
Conversion
1 ppm = 12.19 mg/m3 (40% hydrogenated)
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
TWA 0.5 ppm (5 mg/m3)
OSHA PEL
none See Appendix G
Measurement Methods
None available
See: NMAM or OSHA Methods
Physical Description
Clear, oily, pale-yellow liquids with a faint odor. [plasticizer/heat-transfer media]
Molecular Weight
298 (40% hydrogenated)
Boiling Point
644°F (40% hydrogenated)
Freezing Point
?
Solubility
Insoluble
Vapor Pressure
?
Ionization Potential
?
Specific Gravity
(77°F): 1.003-1.009 (40% hydrogenated)
Flash Point
315°F (40% hydrogenated)
Upper Explosive Limit
?
Lower Explosive Limit
?
Class IIIB Combustible Liquids
Incompatibilities & Reactivities
None reported [Note: When heated, irritating vapors will be released.]
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, respiratory system; liver, kidney, hematopoietic damage
Target Organs
Eyes, skin, respiratory system, liver, kidneys, 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:Daily
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Soap wash immediately
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations
See also
INTRODUCTION   ICSC CARD: 1249
Page last reviewed: October 30, 2019