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Potassium hexafluorosilicate, 99.999% (metals basis)
CAS: 16871-90-2 | F6K2Si | 220.27 g/mol
$136.64 - $1,564.05
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 |
Description
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.
Chemical Identifiers
| 16871-90-2 | |
| 220.27 | |
| UUHPPUWEDCVPCO-UHFFFAOYSA-N | |
| 61851 | |
| [K+].[K+].F[Si--](F)(F)(F)(F)F |
| F6K2Si | |
| MFCD00040666 | |
| 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 | |
| dipotassium;hexafluorosilicon(2-) |
Specifications
| (decomposition) | |
| White | |
| Crystalline | |
| F6K2Si | |
| MFCD00040666 | |
| 14,7638 | |
| Slightly soluble in water. | |
| [K+].[K+].F[Si--](F)(F)(F)(F)F | |
| 220.27 | |
| 220.28 | |
| Moisture sensitive | |
| Potassium hexafluorosilicate |
| 16871-90-2 | |
| 3.4 | |
| 10 g | |
| K2SiF6 | |
| UN2655 | |
| 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 | |
| UUHPPUWEDCVPCO-UHFFFAOYSA-N | |
| dipotassium;hexafluorosilicon(2-) | |
| 61851 | |
| 99.999% | |
| 2.27 g/mL | |
| (metals basis) |
Safety and Handling
GHS H Statement
H301-H311-H331
Toxic if swallowed.
Toxic in contact with skin.
Toxic if inhaled.
P261-P264b-P270-P271-P280-P301+P310-P302+P352-P304+P340-P311-P312-P330-P361-P363-P501c
H301+H311+H331
DOTInformation : Transport Hazard Class: 6.1; Packing Group: III; Proper Shipping Name: POTASSIUM FLUOROSILICATE
EINECSNumber : 240-896-2
TSCA : Yes
Recommended Storage : Ambient temperatures
RUO – Research Use Only