NIOSH Publication No. 2005-151:

NIOSH Pocket Guide to Chemical Hazards

September 2005

Indene

CAS
95-13-6

C9H8

RTECS
NK8225000
Synonyms & Trade Names

Indonaphthene
DOT ID & Guide

Exposure
Limits

NIOSH REL: TWA 10 ppm (45 mg/m3)
OSHA PEL: none
IDLH
N.D. See: IDLH INDEX
Conversion
1 ppm = 4.75 mg/m3
Physical Description
Colorless liquid. [Note: A solid below 29°F.]
MW: 116.2
BP: 359°F
FRZ: 29°F
Sol: Insoluble
VP: ?
IP: 8.81 eV

Sp.Gr: 0.997
Fl.P: 173°F
UEL: ?
LEL: ?

Class IIIA Combustible Liquid: Fl.P. at or above 140F and below 200F.
Incompatibilities & Reactivities

None reported [Note: Polymerizes & oxidizes on standing. It has exploded during nitration with (H2SO4 + HNO3).]
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: irritation eyes, skin, mucous membrane; dermatitis, skin sensitization; chemical pneumonitis (aspiration liquid); liver, kidney, spleen injury
Target Organs
Eyes, skin, respiratory system, liver, kidneys, spleen
See also: INTRODUCTION