NIOSH Publication No. 2005-151:

NIOSH Pocket Guide to Chemical Hazards

September 2005

Triphenylamine

CAS
603-34-9

(C6H5)3N

RTECS
YK2680000
Synonyms & Trade Names

N,N-Diphenylaniline; N,N-Diphenylbenzenamine
DOT ID & Guide

Exposure
Limits

NIOSH REL: TWA 5 mg/m3
OSHA PEL: none
IDLH
N.D. See: IDLH INDEX
Conversion
Physical Description
Colorless solid.
MW: 245.3
BP: 689°F
MLT: 261°F
Sol: Insoluble
VP: ?
IP: 7.60 eV

Sp.Gr: 0.77
Fl.P: ?
UEL: ?
LEL: ?

Incompatibilities & Reactivities

None reported
Measurement Methods
None available
See: NMAM or OSHA Methods
Personal Protection & Sanitation
(See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: Daily
Remove: No recommendation
Change: Daily

First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Soap wash
Breathing: Respiratory support
Swallow: Medical attention immediately
Respirator Recommendations
Not available.
Important additional information about respirator selection
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
In animals: irritation skin
Target Organs
Skin
See also: INTRODUCTION