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  7. Potassium hexafluorosilicate, 99.999% (metals basis), Thermo Scientific Chemicals

Potassium hexafluorosilicate, 99.999% (metals basis), Thermo Scientific Chemicals

Product Code. 11465200
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50 g
250 g
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Description

CAS: 16871-90-2 | F6K2Si | 220.27 g/mol

Potassium hexafluorosilicate is used in the production of porceleins. It is also used for the preservation of timber. It is involved in the manufacturing of ceramics, aluminum and magnesium smelting. In addition, it is used as an intermediate in the manufacturing of optical glass.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 16871-90-2
Molecular Formula F6K2Si
Molecular Weight (g/mol) 220.27
MDL Number MFCD00040666
InChI Key UUHPPUWEDCVPCO-UHFFFAOYSA-N
Synonym potassium hexafluorosilicate, potassium fluosilicate, potassium silicofluoride, dipotassium hexafluorosilicate, silicate 2-, hexafluoro-, dipotassium, unii-2610w49xyd, dipotassium hexafluorosilicon 2-, dipotassium hexafluorosilicate 2-, sif6.2k, potassium hexafluorosilicate iv
PubChem CID 61851
IUPAC Name dipotassium;hexafluorosilicon(2-)
SMILES [K+].[K+].F[Si--](F)(F)(F)(F)F

Specifications

Melting Point (decomposition)
Color White
pH 3.4
Physical Form Crystalline
Quantity 50 g
Linear Formula K2SiF6
UN Number UN2655
Merck Index 14,7638
Solubility Information Slightly soluble in water.
Formula Weight 220.28
Percent Purity 99.999%
Sensitivity Moisture sensitive
Density 2.27 g/mL
Assay (metals basis)
Chemical Name or Material Potassium hexafluorosilicate
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