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Buffered Oxide Etchants
Ammonium Fluoride Etching Mixture (17319)
AWF 56-933-11 XLSI Puranal
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Overview
Specifications
General Information
- CAS Number
- 7664-39-3
- Concentration
- >= 25 % to < 50 %
- EC Number
- 231-634-8
- Grade
- XLSI
- Synonyms
- Ammonium fluorure
- Etchant
Physical Properties
- Boiling Point/Range
- 100 °C (1,000 hPa)
- Chemical Composition
- Hydrogen fluoride
- Color
- Colorless
- Density
- 1,008 g/cm3 (20 °C)
- Flashpoint
- Not applicable
- Melting Point/Range
- -40 °C
- Odor
- Odorless
- Partition Coefficient
- No data available
- pH
- Acidic
- Physical Form
- Liquid
- Solubility in Water
- Completely soluble
- Vapor Pressure
- 75 hPa (50 °C) hectopascal
Safety Information
- Chemical Stability
- Stable under normal conditions.
- Corrosivity
- Corrosive to metals
- Ignition Temperature
- Not applicable
- Incompatible Materials
- Glass and silicate-containing materials are attacked, Contact with strong acids liberates hydrogen fluoride, Corrosive in contact with metal
- Thermal Decomposition
- No decomposition if used as directed
International Transportation
- Chemical Class
- 8
- Harmonized System Code
- 38249996
- Packing Group
- II
- UN Number
- 3264
General Information
- CAS Number
- 7664-39-3
- Concentration
- >= 25 % to < 50 %
- EC Number
- 231-634-8
- Grade
- XLSI
- Synonyms
- Ammonium fluorure
- Etchant
Physical Properties
- Boiling Point/Range
- 100 °C (1,000 hPa)
- Chemical Composition
- Hydrogen fluoride
- Color
- Colorless
- Density
- 1,008 g/cm3 (20 °C)
- Flashpoint
- Not applicable
- Melting Point/Range
- -40 °C
- Odor
- Odorless
- Partition Coefficient
- No data available
- pH
- Acidic
- Physical Form
- Liquid
- Solubility in Water
- Completely soluble
- Vapor Pressure
- 75 hPa (50 °C) hectopascal
Safety Information
- Chemical Stability
- Stable under normal conditions.
- Corrosivity
- Corrosive to metals
- Ignition Temperature
- Not applicable
- Incompatible Materials
- Glass and silicate-containing materials are attacked, Contact with strong acids liberates hydrogen fluoride, Corrosive in contact with metal
- Thermal Decomposition
- No decomposition if used as directed
International Transportation
- Chemical Class
- 8
- Harmonized System Code
- 38249996
- Packing Group
- II
- UN Number
- 3264
- EC Number : 231-634-8
- Synonyms : Ammonium fluorure|Etchant
- CAS Number : 7664-39-3
- Grade : XLSI
- Density : 1,008 g/cm3 (20 °C)
- Vapor Pressure : 75 hPa (50 °C) hectopascal
- Solubility in Water : Completely soluble
- Color : Colorless
- Physical Form : Liquid
- Chemical Composition : Hydrogen fluoride
- pH : Acidic
- Odor : Odorless
- Flashpoint : Not applicable
- Boiling Point/Range : 100 °C (1,000 hPa)
- Melting Point/Range : -40 °C
- Partition Coefficient : No data available
- Incompatible Materials : Glass and silicate-containing materials are attacked, Contact with strong acids liberates hydrogen fluoride, Corrosive in contact with metal
- Corrosivity : Corrosive to metals
- Chemical Stability : Stable under normal conditions.
- Thermal Decomposition : No decomposition if used as directed
- Ignition Temperature : Not applicable
- Chemical Class : 8
- Packing Group : II
- Harmonized System Code : 38249996
- UN Number : 3264
- Concentration : >= 25 % to < 50 %