# NIOSH Pocket Guide to Chemical Hazards
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. | 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 140°F and below 200°F.
Incompatibilities & Reactivities None reported [Note: Polymerizes & oxidizes on standing. It has exploded during nitration with (H2SO4 + HNO3).]
Measurement Methods None available
Personal Protection & Sanitation 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 To be added later
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