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Fluorides

Potassium hydrogen difluoride (01138)

pure, used in the production of welding, soldering and fluxing agents, assay min. 99%

Overview
Specifications

General Information

  • Linear Formula
    • KHF2
  • CAS Number
    • 7789-29-9
  • Grade
    • Pure

Physical Properties

  • Density
    • 2.37 g/cm3 (20 °C)
  • pH
    • Acidic
  • Odor
    • Odorless
  • Boiling Point/Range
    • 180 °C (Decomposes on heating)
  • Vapor Pressure
    • Not applicable hectopascal
  • Color
    • Colorless
  • Physical Form
    • Solid

Safety Information

  • Flammability
    • The product is not flammable.
  • Chemical Stability
    • Stable under normal conditions.
  • Incompatible Materials
    • Contact with strong acids liberates hydrogen fluoride, Glass and silicate-containing materials are attacked
  • Thermal Decomposition
    • 180 °C

International Transportation

  • Harmonized System Code
    • 2826199000
  • Chemical Class
    • 8
  • Packing Group
    • II
  • UN Number
    • 1811
  • Sub Class 1
    • 6.1

General Information

  • Linear Formula
    • KHF2
  • CAS Number
    • 7789-29-9
  • Grade
    • Pure

Physical Properties

  • Density
    • 2.37 g/cm3 (20 °C)
  • pH
    • Acidic
  • Odor
    • Odorless
  • Boiling Point/Range
    • 180 °C (Decomposes on heating)
  • Vapor Pressure
    • Not applicable hectopascal
  • Color
    • Colorless
  • Physical Form
    • Solid

Safety Information

  • Flammability
    • The product is not flammable.
  • Chemical Stability
    • Stable under normal conditions.
  • Incompatible Materials
    • Contact with strong acids liberates hydrogen fluoride, Glass and silicate-containing materials are attacked
  • Thermal Decomposition
    • 180 °C

International Transportation

  • Harmonized System Code
    • 2826199000
  • Chemical Class
    • 8
  • Packing Group
    • II
  • UN Number
    • 1811
  • Sub Class 1
    • 6.1
  • Linear Formula : KHF2
  • CAS Number : 7789-29-9
  • Grade : Pure
  • Density : 2.37 g/cm3 (20 °C)
  • pH : Acidic
  • Odor : Odorless
  • Boiling Point/Range : 180 °C (Decomposes on heating)
  • Vapor Pressure : Not applicable hectopascal
  • Color : Colorless
  • Physical Form : Solid
  • Flammability : The product is not flammable.
  • Chemical Stability : Stable under normal conditions.
  • Incompatible Materials : Contact with strong acids liberates hydrogen fluoride, Glass and silicate-containing materials are attacked
  • Thermal Decomposition : 180 °C
  • Harmonized System Code : 2826199000
  • Chemical Class : 8
  • Packing Group : II
  • UN Number : 1811
  • Sub Class 1 : 6.1
Property
Value
assay
Min. 99 %
loss on drying (105°C)
Max. 0.5 %
iron (Fe)
Max. 0.001 %
heavy metals (as Pb)
Max. 0.001 %
sulfate (SO4)
Max. 0.01 %
potassiumhexafluorosilicate
Max. 0.1 %
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