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

NIOSH Occupational Health Guidelines for Chemical Hazards: Bismuth telluride, doped with Selenium sulfide

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

NIOSH Occupational Health Guidelines for Chemical Hazards: undoped

Adverse Effects
ACGIH Carcinogen

Not Classifiable

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: