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400580

Sigma-Aldrich

Potassium tellurate hydrate

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About This Item

Linear Formula:
K2TeO4·xH2O
CAS Number:
314041-10-6
Molecular Weight:
269.79 (anhydrous basis)
MDL number:
MFCD00150394
UNSPSC Code:
12352302
PubChem Substance ID:
24864931
NACRES:
NA.23

form

powder, crystals or chunks

Quality Level

100

concentration

≤48% Te (after reduction with sulphite, gravimetric)

SMILES string

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

InChI

1S/2K.H2O4Te.H2O/c;;1-5(2,3)4;/h;;(H2,1,2,3,4);1H2/q2*+1;;/p-2

InChI key

GQDXSEHGIRKBIY-UHFFFAOYSA-L

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCW6278
MKCV7853
MKCT0723
MKCQ5366
MKCM2864

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