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716669

Cadmium telluride

99.9999% trace metals basis

Synonym(s):

Cadmium monotelluride

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About This Item

Empirical Formula (Hill Notation):
CdTe
CAS Number:
1306-25-8
Molecular Weight:
240.01
NACRES:
NA.23
PubChem Substance ID:
329763418
UNSPSC Code:
12352300
EC Number:
215-149-9
MDL number:
MFCD00015998
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assay

99.9999% trace metals basis

form

crystals

composition

CdTe

reaction suitability

core: cadmium

bp

1130 °C

mp

1092 °C

density

6.2 g/mL at 25 °C (lit.)

application(s)

semiconductor synthesis

SMILES string

[Cd]=[Te]

InChI

1S/Cd.Te

InChI key

RPPBZEBXAAZZJH-UHFFFAOYSA-N

Application

A direct bandgap semiconductor (bandgap 1.56 eV at 300 K). CdTe is also a strong solar cell material. It is usually sandwiched with cadmium sulfide to form a p-n junction photovoltaic solar cell. Typically, CdTe cells use a n-i-p structure.

Pictograms

Exclamation markEnvironment
GHS07,GHS09

Signal Word

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1

Storage Class

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

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