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Fluorides

Hydrofluoric acid 20% (01063)

technical, fluoride source, assay 20 - 22%

Hydrofluoric acid is a solution of hydrogen fluoride (HF) in water. Solutions of HF are colourless, acidic and highly corrosive. It is used to make most fluorine-containing compounds It is commonly used to etch glass and steel / iron

General Information

  • CAS Number
    • 7664-39-3
  • Application
    • Industrial

Physical Properties

  • Melting Point/Range
    • -30 °C
  • Solubility in Water
    • Completely miscible
  • Boiling Point/Range
    • 108 °C (1,013 hPa)
  • Color
    • Colorless
  • Physical Form
    • Crystalline powder
  • Density
    • 1.060 g/cm3 (20 °C)
  • Vapor Pressure
    • No data available
  • pH
    • Acidic
  • Odor
    • Stinging

Safety Information

  • Thermal Decomposition
    • Fire or intense heat may cause violent rupture of packages.
  • Incompatible Materials
    • HF contact with glass, concrete and other silicon bearing materials will yield silicon tetrafluoride, Glass and silicate-containing materials
  • Corrosivity
    • Corrosive to metals
  • Chemical Stability
    • Stable under normal conditions.

International Transportation

  • Sub Class 1
    • 6.1
  • Chemical Class
    • 8
  • UN Number
    • 1790
  • Harmonized System Code
    • 28111100
  • Packing Group
    • II

General Information

  • CAS Number
    • 7664-39-3
  • Application
    • Industrial

Physical Properties

  • Melting Point/Range
    • -30 °C
  • Solubility in Water
    • Completely miscible
  • Boiling Point/Range
    • 108 °C (1,013 hPa)
  • Color
    • Colorless
  • Physical Form
    • Crystalline powder
  • Density
    • 1.060 g/cm3 (20 °C)
  • Vapor Pressure
    • No data available
  • pH
    • Acidic
  • Odor
    • Stinging

Safety Information

  • Thermal Decomposition
    • Fire or intense heat may cause violent rupture of packages.
  • Incompatible Materials
    • HF contact with glass, concrete and other silicon bearing materials will yield silicon tetrafluoride, Glass and silicate-containing materials
  • Corrosivity
    • Corrosive to metals
  • Chemical Stability
    • Stable under normal conditions.

International Transportation

  • Sub Class 1
    • 6.1
  • Chemical Class
    • 8
  • UN Number
    • 1790
  • Harmonized System Code
    • 28111100
  • Packing Group
    • II
  • CAS Number : 7664-39-3
  • Application : Industrial
  • Melting Point/Range : -30 °C
  • Solubility in Water : Completely miscible
  • Boiling Point/Range : 108 °C (1,013 hPa)
  • Color : Colorless
  • Physical Form : Crystalline powder
  • Density : 1.060 g/cm3 (20 °C)
  • Vapor Pressure : No data available
  • pH : Acidic
  • Odor : Stinging
  • Thermal Decomposition : Fire or intense heat may cause violent rupture of packages.
  • Incompatible Materials : HF contact with glass, concrete and other silicon bearing materials will yield silicon tetrafluoride, Glass and silicate-containing materials
  • Corrosivity : Corrosive to metals
  • Chemical Stability : Stable under normal conditions.
  • Sub Class 1 : 6.1
  • Chemical Class : 8
  • UN Number : 1790
  • Harmonized System Code : 28111100
  • Packing Group : II