NIOSH Pocket Guide to Chemical Hazards

Bismuth telluride, undoped CAS 1304-82-1
Bi2Te3 RTECS EB3110000
Synonyms & Trade Names
Bismuth sesquitelluride, Bismuth telluride, Bismuth tritelluride, Tellurobismuthite
DOT ID & Guide
Exposure
Limits
NIOSH REL: TWA 10 mg/m3 (total) TWA 5 mg/m3 (resp)
OSHA PEL: TWA 15 mg/m3 (total) TWA 5 mg/m3 (resp)
IDLH N.D. Conversion
Physical Description
Gray, crystalline solid.
MW: 800.8
BP: ?
MLT: 1063°F
Sol: Insoluble
VP: 0 mmHg (approx)
IP: NA

Sp.Gr: 7.7
Fl.P: NA
UEL: NA
LEL: NA

Noncombustible Solid
Incompatibilities & Reactivities
Strong oxidizers (e.g., bromine, chlorine, or fluorine), moisture, nitric acid (decomposes)
Measurement Methods
NIOSH 0500, 0600; OSHA ID121
Personal Protection & Sanitation
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: No recommendation
Provide: Eyewash, Quick drench
First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
Respirator Recommendations To be added later
Exposure Routes inhalation, skin and/or eye contact
Symptoms Irritation eyes, skin, upper respiratory system; garlic breath
Target Organs Eyes, skin, respiratory system
See also: INTRODUCTION