Bismuth telluride, doped with Selenium sulfide (as Bi2Te3)

Synonyms & Trade Names
Doped bismuth sesquitelluride, Doped bismuth telluride, Doped bismuth tritelluride, Doped tellurobismuthite [Note: Doped with selenium sulfide. Commercial mix may contain 80% Bi2Te3, 20% stannous telluride, plus some tellurium.]
CAS No.
RTECS No.
DOT ID & Guide
Formula
Conversion
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
TWA 5 mg/m3
OSHA PEL
none See Appendix G
Measurement Methods
NIOSH 0500;
OSHA ID121
See: NMAM or OSHA Methods
Physical Description
Gray, crystalline solid that has been enhanced (doped) with a small amount of selenium sulfide (SeS). [Note: Doping alters the conductivity of a semiconductor.]
Molecular Weight
Properties are unavailable but should be similar to Bismuth telluride, undoped.
Specific Gravity
?
Noncombustible Solid
Incompatibilities & Reactivities
Strong oxidizers, moisture
Exposure Routes
inhalation, skin and/or eye contact
Symptoms
irritation eyes, skin, upper respiratory system; garlic breath; In Animals: pulmonary lesions (nonfibrotic)
Target Organs
Eyes, skin, respiratory system
Personal Protection/Sanitation
(See protection codes)
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
See also
Page last reviewed: October 4, 2019