Bismuth telluride, undoped and Se-doped

Agent Name
Bismuth telluride, undoped and Se-doped
CAS Number
1304-82-1
Formula
Bi2-Te3
Major Category
Metals
Synonyms
Bismuth sesquitelluride; Bismuth telluride; Bismuth tritelluride; Tellurobismuthite; [NIOSH]
Category
Metals, Inorganic Compounds
Description
Gray, crystalline solid; [NIOSH]
Sources/Uses
An intermetallic compound used to make semiconductors; [ACGIH]
Comments
No adverse effects have been reported in animals or workers exposed to bismuth telluride dust. [ACGIH]
Reference Link #1
NIOSH Occupational Health Guidelines for Chemical Hazards: Bismuth telluride, doped with Selenium sulfide
Biomedical References
Search PubMed

Exposure Assessment

Skin Designation (ACGIH)
Insufficient data
TLV (ACGIH)
10 mg/m3(undoped), 5 mg/m3, as Bi2Te3(Se-doped)
PEL (OSHA)
15 mg/m3, total dust, 5mg/m3, respirable fraction (undoped)
IDLH (NIOSH)
25 mg/m3
Half Life
Tissue (for bismuth): 20 days;; [TDR, p. 197]
Reference Link #2
NIOSH Occupational Health Guidelines for Chemical Hazards: undoped

Adverse Effects

ACGIH Carcinogen
Not Classifiable

Diseases, Processes, and Activities Linked to This Agent

Processes

Industrial Processes with risk of exposure: