MilliporeSigma
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243450

Sigma-Aldrich

Tellurium dioxide

≥99%

Synonym(s):
Tellurium(IV) oxide
Linear Formula:
TeO2
CAS Number:
Molecular Weight:
159.60
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

assay

≥99%

form

powder

mp

733 °C (lit.)

density

5.67 g/mL at 25 °C (lit.)

SMILES string

O=[Te]=O

InChI

1S/O2Te/c1-3-2

InChI key

LAJZODKXOMJMPK-UHFFFAOYSA-N

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Application

Tellurium dioxide is used to prepare tellurium metal, telluric acid, and many tellurium salts. It may also be used in the preparation of Ag2Te nanoparticles.

Packaging

50 g in glass bottle
250 g in poly bottle

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Aquatic Chronic 2 - Repr. 1B - Skin Sens. 1B

Storage Class Code

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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