Fluorides
Hexafluorosilicic acid (01301)
technical, non-chromium surface passivation, assay 33.5 - 35%
Overview
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Hexafluorosilicic acid is an active component in thin-film coatings; for non-chromium surface passivation, assay 33.5 - 35%
Specifications
General Information
- CAS Number
- 16961-83-4
- Linear Formula
- H2SiF6
- Grade
- Technical
Physical Properties
- Odor
- Stinging
- pH
- Acidic
- Physical Form
- Crystalline powder
- Color
- Colorless
- Melting Point/Range
- No data available
- Vapor Pressure
- similar to water hectopascal
- Density
- 1.31 g/cm3 (20 °C)
- Boiling Point/Range
- 108 °C (958 hPa)
Safety Information
- Incompatible Materials
- Corrosive in contact with metals, Glass and silicate-containing materials are attacked
- Chemical Stability
- Stable under normal conditions.
- Self Ignition
- Not auto-flammable
- Corrosivity
- Corrosive to metals
- Flammability
- Not applicable
International Transportation
- Harmonized System Code
- 2811196190
- UN Number
- 1778
- Packing Group
- II
- Chemical Class
- 8
General Information
- CAS Number
- 16961-83-4
- Linear Formula
- H2SiF6
- Grade
- Technical
Physical Properties
- Odor
- Stinging
- pH
- Acidic
- Physical Form
- Crystalline powder
- Color
- Colorless
- Melting Point/Range
- No data available
- Vapor Pressure
- similar to water hectopascal
- Density
- 1.31 g/cm3 (20 °C)
- Boiling Point/Range
- 108 °C (958 hPa)
Safety Information
- Incompatible Materials
- Corrosive in contact with metals, Glass and silicate-containing materials are attacked
- Chemical Stability
- Stable under normal conditions.
- Self Ignition
- Not auto-flammable
- Corrosivity
- Corrosive to metals
- Flammability
- Not applicable
International Transportation
- Harmonized System Code
- 2811196190
- UN Number
- 1778
- Packing Group
- II
- Chemical Class
- 8
- CAS Number : 16961-83-4
- Linear Formula : H2SiF6
- Grade : Technical
- Odor : Stinging
- pH : Acidic
- Physical Form : Crystalline powder
- Color : Colorless
- Melting Point/Range : No data available
- Vapor Pressure : similar to water hectopascal
- Density : 1.31 g/cm3 (20 °C)
- Boiling Point/Range : 108 °C (958 hPa)
- Incompatible Materials : Corrosive in contact with metals, Glass and silicate-containing materials are attacked
- Chemical Stability : Stable under normal conditions.
- Self Ignition : Not auto-flammable
- Corrosivity : Corrosive to metals
- Flammability : Not applicable
- Harmonized System Code : 2811196190
- UN Number : 1778
- Packing Group : II
- Chemical Class : 8
Property
Value
assay
33.5 - 35 %
density (D 20)
effective g/ml
iron (Fe)
Max. 0.03 %
heavy metals (as Pb)
Max. 0.005 %
chloride (Cl)
Max. 1 %
sulfate (SO4)
Max. 1 %
