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400688

Sigma-Aldrich

Sodium tellurite

−100 mesh, 99%

Synonym(s):

Disodium trioxotellurate

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About This Item

Linear Formula:
Na2TeO3
CAS Number:
10102-20-2
Molecular Weight:
221.58
EC Number:
233-268-4
MDL number:
MFCD00036141
UNSPSC Code:
12352300
PubChem Substance ID:
24864941
NACRES:
NA.23

Quality Level

100

assay

99%

form

powder

particle size

−100 mesh

SMILES string

[Na+].[Na+].[O-][Te]([O-])=O

InChI

1S/2Na.H2O3Te/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2

InChI key

VOADVZVYWFSHSM-UHFFFAOYSA-L

General description

Sodium terllurite is an alkali tellurite that is majorly used in the formation of glasses due to its unique properties which include good transmittance, refractive index, and high chemical resistance. It can be used as a tellurite source for the preparation of quantum dots.

pictograms

Skull and crossbones
GHS06

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral

Storage Class

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

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
MKCS1354
MKCQ7617
MKCS5959
MKCQ0712
MKCN2786

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Chenyang Xing et al.
Advanced science (Weinheim, Baden-Wurttemberg, Germany), 6(19), 1900531-1900531 (2019-10-09)
Herein, a core-shell tellurium-selenium (Te-Se) nanomaterial with polymer-tailed and lateral heterojunction structures is developed as a photothermal absorber in a bionic solar-evaporation system. It is further revealed that the amorphous Se shell surrounds the crystalline Te core, which not only
Jingwen Gao et al.
Talanta, 199, 178-183 (2019-04-07)
In this work, an innovative aptasensor based on electrochemiluminescence resonance energy transfer (ECL-RET) from CdTe quantum dots (QDs) to a cyanine dye (Cy5) fluorophore for the determination of Ochratoxin A (OTA) was fabricated. A strong cathodic ECL emission was obtained
Structural properties and crystallization of sodium tellurite glasses
Santic A, et al.
Croatica Chemica Acta. Arhiv Za Kemiju, 81(4), 559-567 (2008)
Animesh Jha et al.
Optics express, 16(18), 13526-13533 (2008-09-06)
In this paper we report the effect of heat treatment of 10 mol% Na(2)O-89.5 mol% TeO(2) glass for studying the fluorescence and line broadening behavior of Er-ions in the glass-ceramic matrix. Controlled crystal growth measurements using the X-ray line broadening
Pavlina Sobrova et al.
International journal of molecular sciences, 14(7), 13497-13510 (2013-06-29)
Electrochemical detection of quantum dots (QDs) has already been used in numerous applications. However, QDs have not been well characterized using voltammetry, with respect to their characterization and quantification. Therefore, the main aim was to characterize CdTe QDs using cyclic
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