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400688

Sigma-Aldrich

Sodium tellurite

−100 mesh, 99%

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Synonym(s):
Disodium trioxotellurate
Linear Formula:
Na2TeO3
CAS Number:
Molecular Weight:
221.58
EC Number:
MDL number:
UNSPSC Code:
12352300
PubChem Substance ID:
NACRES:
NA.23

Quality Level

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

Related Categories

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

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

危险化学品

Certificates of Analysis (COA)

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The structure of sodium tellurite glasses: sodium cation environments from sodium-23 NMR
Tagg SL, et al.
The Journal of Physical Chemistry, 99(14), 5111-5116 (1995)
Matin Amani et al.
ACS nano, 12(7), 7253-7263 (2018-06-19)
Two-dimensional (2D) materials, particularly black phosphorus (bP), have demonstrated themselves to be excellent candidates for high-performance infrared photodetectors and transistors. However, high-quality bP can be obtained only via mechanical exfoliation from high-temperature- and high-pressure-grown bulk crystals and degrades rapidly when
Weidong He et al.
Nanoscale, 3(1), 184-187 (2010-11-03)
In this communication, EuTe nanoparticles with different size distributions have been synthesized for the first time at room temperature by injection of ethylene glycol solution of Na2Te into ethylene glycol solution of EuCl2 in the presence of triethanolamine. By adding
Activation energy and conductivity relaxation of sodium tellurite glasses
Pan A and Ghosh A
Physica B: Condensed Matter, 59(2), 899-899 (1999)
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

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