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745812

Sigma-Aldrich

Lead selenide telluride

powder, -80 mesh, 99.9% trace metals basis

Synonym(s):

Lead telluride selenide, Pb2SeTe

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About This Item

Empirical Formula (Hill Notation):
Pb2SeTe
CAS Number:
Molecular Weight:
620.96
UNSPSC Code:
26111700
NACRES:
NA.23

assay

99.9% trace metals basis

form

powder

particle size

-80 mesh

application

Pb2SeTe is a n-type semiconductor in the temperature range of 300 - 673 °K and a promising thermoelectric material. The material has a higher thermopower than traditional lead telluride thermoelectric material due to the decrease in thermal conductivity upon Se doping.

signalword

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Repr. 1A - STOT RE 2

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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Chen,
Physical Review. B, Condensed Matter null

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