NIOSH Publication No. 2005-151:

NIOSH Pocket Guide to Chemical Hazards

September 2005

Carbon tetrabromide

CAS
558-13-4

CBr4

RTECS
FG4725000
Synonyms & Trade Names

Carbon bromide, Methane tetrabromide, Tetrabromomethane
DOT ID & Guide
2516 / 151

Exposure
Limits

NIOSH REL: TWA 0.1 ppm (1.4 mg/m3) ST 0.3 ppm (4 mg/m3)
OSHA PEL: none
IDLH
N.D. See: IDLH INDEX
Conversion
1 ppm = 13.57 mg/m3
Physical Description
Colorless to yellow-brown crystals with a slight odor.
MW: 331.7
BP: 374°F
MLT: 194°F
Sol: 0.02%
VP(205°F): 40 mmHg
IP: 10.31 eV

Sp.Gr: 3.42
Fl.P: NA
UEL: NA
LEL: NA

Noncombustible Solid
Incompatibilities & Reactivities

Strong oxidizers, hexacyclohexyldilead, lithium
Measurement Methods
None available
See: NMAM or OSHA Methods
Personal Protection & Sanitation
(See protection)
Skin: No recommendation
Eyes: Prevent eye contact
Wash skin: Daily
Remove: No recommendation
Change: Daily
Provide: Eyewash
First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Soap wash promptly
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
Irritation eyes, skin, respiratory system; lacrimation (discharge of tears); lung, liver, kidney injury; in animals: corneal damage
Target Organs
Eyes, skin, respiratory system, liver, kidneys
See also: INTRODUCTION   See ICSC CARD: 0474