NIOSH Publication No. 2005-151:

NIOSH Pocket Guide to Chemical Hazards

September 2005

Phenylphosphine

CAS
638-21-1

C6H5PH2

RTECS
SZ2100000
Synonyms & Trade Names

Fenylfosfin, PF, Phosphaniline
DOT ID & Guide

Exposure
Limits

NIOSH REL: C 0.05 ppm (0.25 mg/m3)
OSHA PEL: none
IDLH
N.D. See: IDLH INDEX
Conversion
1 ppm = 4.50 mg/m3
Physical Description
Clear, colorless liquid with a foul odor.
MW: 110.1
BP: 320°F
FRZ: ?
Sol: Insoluble
VP: ?
IP: ?

Sp.Gr(59°F): 1.001
Fl.P: ?
UEL: ?
LEL: ?

Combustible Liquid
Incompatibilities & Reactivities

None reported [Note: Spontaneously combustible in high concentrations in air. Potential exposure to gaseous PF when polyphosphinates are heated above 392°F.]
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: When wet or contaminated
Change: No recommendation

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: blood changes, anemia, testicular degeneration; loss of appetite, diarrhea, lacrimation (discharge of tears), hind leg tremor; dermatitis
Target Organs
Blood, central nervous system, skin, reproductive system
See also: INTRODUCTION   See ICSC CARD: 1424