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Fluorides

Potassium hexafluorozirconate(IV) (01712)

Used in the production of Ti-B-Al grain refining agents, boron alloying tablets, aluminium-boron hardeners, assay (ex F) min. 97.5%

Potassium hexafluorozirconate is used in the production of Ti-B-Al grain refining agents, boron alloying tablets, aluminium-boron hardeners, assay (ex F) min. 97.5%

General Information

  • CAS Number
    • 16923-95-8
  • Application
    • Industrial

Physical Properties

  • Vapor Pressure
    • Negligible
  • Odor
    • Odorless
  • Physical Form
    • Crystalline powder
  • Color
    • Colorless
  • pH
    • 3.0 to 6.0 (20 °C) Saturated solution
  • Melting Point/Range
    • 650 °C
  • Boiling Point/Range
    • No data available

Safety Information

  • Incompatible Materials
    • Contact with strong acids liberates hydrogen fluoride
  • Chemical Stability
    • Stable under recommended storage conditions.
  • Self Ignition
    • Not applicable
  • Flammability
    • The product is not flammable.
  • Thermal Decomposition
    • No decomposition if used as directed.

International Transportation

  • Packing Group
    • III
  • Chemical Class
    • 6.1
  • UN Number
    • 3288
  • Harmonized System Code
    • 28269010

General Information

  • CAS Number
    • 16923-95-8
  • Application
    • Industrial

Physical Properties

  • Vapor Pressure
    • Negligible
  • Odor
    • Odorless
  • Physical Form
    • Crystalline powder
  • Color
    • Colorless
  • pH
    • 3.0 to 6.0 (20 °C) Saturated solution
  • Melting Point/Range
    • 650 °C
  • Boiling Point/Range
    • No data available

Safety Information

  • Incompatible Materials
    • Contact with strong acids liberates hydrogen fluoride
  • Chemical Stability
    • Stable under recommended storage conditions.
  • Self Ignition
    • Not applicable
  • Flammability
    • The product is not flammable.
  • Thermal Decomposition
    • No decomposition if used as directed.

International Transportation

  • Packing Group
    • III
  • Chemical Class
    • 6.1
  • UN Number
    • 3288
  • Harmonized System Code
    • 28269010
  • CAS Number : 16923-95-8
  • Application : Industrial
  • Vapor Pressure : Negligible
  • Odor : Odorless
  • Physical Form : Crystalline powder
  • Color : Colorless
  • pH : 3.0 to 6.0 (20 °C) Saturated solution
  • Melting Point/Range : 650 °C
  • Boiling Point/Range : No data available
  • Incompatible Materials : Contact with strong acids liberates hydrogen fluoride
  • Chemical Stability : Stable under recommended storage conditions.
  • Self Ignition : Not applicable
  • Flammability : The product is not flammable.
  • Thermal Decomposition : No decomposition if used as directed.
  • Packing Group : III
  • Chemical Class : 6.1
  • UN Number : 3288
  • Harmonized System Code : 28269010
Property
Value
assay (ex F)
Min. 97.5 %
assay of fluor (F)
Min. 39.2 %
assay (Zr)
Min. 31 %
pH (5% Suspension)
3 - 6
water insoluble matter
Max. 0.25 %
loss on ignition (300°C, 2h)
Max. 0.4 %
loss on drying (105°C, 2 h)
Max. 0.1 %
calcium (Ca)
Max. 0.02 %
copper (Cu)
Max. 0.05 %
iron (Fe)
Max. 0.28 %
hafnium (Hf)
Max. 1 %
magnesium (Mg)
Max. 0.05 %
manganese (Mn)
Max. 0.05 %
sodium (Na)
Max. 0.15 %
nickel (Ni)
Max. 0.05 %
silicon (Si)
Max. 0.2 %
titanium (Ti)
Max. 0.05 %
chloride (Cl)
Max. 0.02 %
sulfate (SO4)
Max. 0.05 %
grain dissipation > 0.70 mm
Max. 1 %
grain dissipation > 0.25mm
Max. 5 %
grain dissipation < 0.045mm
Max. 75 %