Fluorides
Hexafluorosilicic acid (01301)
technical, non-chromium surface passivation, assay 33.5 - 35%
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Overview
Hexafluorosilicic acid is an active component in thin-film coatings; for non-chromium surface passivation, assay 33.5 - 35%
Specifications
General Information
- Application
- MST
- CAS Number
- 16961-83-4
- Concentration
- Water - 65 %
- fluorosilicic acid - 34 %
- EC Number
- 231-791-2
- 241-034-8
- Grade
- Technical
- Linear Formula
- H2SiF6
- Synonyms
- Dihydrogen hexafluorosilicate
Physical Properties
- Boiling Point/Range
- 108 °C (958 hPa)
- Chemical Composition
- Water
- fluorosilicic acid
- Color
- Colorless
- Density
- 1.31 g/cm3 (20 °C)
- Flashpoint
- Not applicable
- Melting Point/Range
- No data available
- Odor
- Stinging
- Partition Coefficient
- No data available
- pH
- Acidic
- Physical Form
- Crystalline powder
- Solubility in Water
- Completely miscible
- Vapor Pressure
- similar to water hectopascal
Safety Information
- Chemical Stability
- Stable under normal conditions.
- Corrosivity
- Corrosive to metals
- Flammability
- Not applicable
- Ignition Temperature
- Not applicable
- Incompatible Materials
- Corrosive in contact with metals, Glass and silicate-containing materials are attacked
- Oxidizing
- The substance or mixture is not classified as oxidizing
- Self Ignition
- Not auto-flammable
- Thermal Decomposition
- No decomposition if used as directed
International Transportation
- Chemical Class
- 8
- Harmonized System Code
- 2811196190
- Packing Group
- II
- UN Number
- 1778
General Information
- Application
- MST
- CAS Number
- 16961-83-4
- Concentration
- Water - 65 %
- fluorosilicic acid - 34 %
- EC Number
- 231-791-2
- 241-034-8
- Grade
- Technical
- Linear Formula
- H2SiF6
- Synonyms
- Dihydrogen hexafluorosilicate
Physical Properties
- Boiling Point/Range
- 108 °C (958 hPa)
- Chemical Composition
- Water
- fluorosilicic acid
- Color
- Colorless
- Density
- 1.31 g/cm3 (20 °C)
- Flashpoint
- Not applicable
- Melting Point/Range
- No data available
- Odor
- Stinging
- Partition Coefficient
- No data available
- pH
- Acidic
- Physical Form
- Crystalline powder
- Solubility in Water
- Completely miscible
- Vapor Pressure
- similar to water hectopascal
Safety Information
- Chemical Stability
- Stable under normal conditions.
- Corrosivity
- Corrosive to metals
- Flammability
- Not applicable
- Ignition Temperature
- Not applicable
- Incompatible Materials
- Corrosive in contact with metals, Glass and silicate-containing materials are attacked
- Oxidizing
- The substance or mixture is not classified as oxidizing
- Self Ignition
- Not auto-flammable
- Thermal Decomposition
- No decomposition if used as directed
International Transportation
- Chemical Class
- 8
- Harmonized System Code
- 2811196190
- Packing Group
- II
- UN Number
- 1778
- Application : MST
- CAS Number : 16961-83-4
- Linear Formula : H2SiF6
- Synonyms : Dihydrogen hexafluorosilicate
- EC Number : 231-791-2|241-034-8
- Grade : Technical
- pH : Acidic
- Partition Coefficient : No data available
- Density : 1.31 g/cm3 (20 °C)
- Color : Colorless
- Chemical Composition : Water|fluorosilicic acid
- Odor : Stinging
- Flashpoint : Not applicable
- Physical Form : Crystalline powder
- Vapor Pressure : similar to water hectopascal
- Boiling Point/Range : 108 °C (958 hPa)
- Solubility in Water : Completely miscible
- Melting Point/Range : No data available
- Flammability : Not applicable
- Chemical Stability : Stable under normal conditions.
- Self Ignition : Not auto-flammable
- Thermal Decomposition : No decomposition if used as directed
- Oxidizing : The substance or mixture is not classified as oxidizing
- Incompatible Materials : Corrosive in contact with metals, Glass and silicate-containing materials are attacked
- Ignition Temperature : Not applicable
- Corrosivity : Corrosive to metals
- Harmonized System Code : 2811196190
- UN Number : 1778
- Packing Group : II
- Chemical Class : 8
- Concentration : Water - 65 %|fluorosilicic acid - 34 %
