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400580

Sigma-Aldrich

Potassium tellurate hydrate

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About This Item

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

form

powder, crystals or chunks

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

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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