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Borates

Potassium metaborate (11619)

pure, used in the production of welding, soldering and fluxing agents, assay of B2O3 min. 31%

Physical Properties

  • Melting Point/Range
    • 947 °C
  • Solubility in Water
    • Completely soluble
  • Boiling Point/Range
    • No data available
  • Color
    • Off-White
  • Physical Form
    • Crystalline powder
  • Density
    • No data available
  • Vapor Pressure
    • Negligible
  • pH
    • 11.9 (20 °C) 8 weight percent
  • Odor
    • Odorless

Safety Information

  • Thermal Decomposition
    • Loss of water of crystallization on heating.
  • Self Ignition
    • Not auto-flammable
  • Incompatible Materials
    • Exothermic reaction with strong acids
  • Chemical Stability
    • Stable under recommended storage conditions. No decomposition if used as directed.
  • Flammability
    • The product is not flammable.

International Transportation

  • Harmonized System Code
    • 28402090

Physical Properties

  • Melting Point/Range
    • 947 °C
  • Solubility in Water
    • Completely soluble
  • Boiling Point/Range
    • No data available
  • Color
    • Off-White
  • Physical Form
    • Crystalline powder
  • Density
    • No data available
  • Vapor Pressure
    • Negligible
  • pH
    • 11.9 (20 °C) 8 weight percent
  • Odor
    • Odorless

Safety Information

  • Thermal Decomposition
    • Loss of water of crystallization on heating.
  • Self Ignition
    • Not auto-flammable
  • Incompatible Materials
    • Exothermic reaction with strong acids
  • Chemical Stability
    • Stable under recommended storage conditions. No decomposition if used as directed.
  • Flammability
    • The product is not flammable.

International Transportation

  • Harmonized System Code
    • 28402090
  • Melting Point/Range : 947 °C
  • Solubility in Water : Completely soluble
  • Boiling Point/Range : No data available
  • Color : Off-White
  • Physical Form : Crystalline powder
  • Density : No data available
  • Vapor Pressure : Negligible
  • pH : 11.9 (20 °C) 8 weight percent
  • Odor : Odorless
  • Thermal Decomposition : Loss of water of crystallization on heating.
  • Self Ignition : Not auto-flammable
  • Incompatible Materials : Exothermic reaction with strong acids
  • Chemical Stability : Stable under recommended storage conditions. No decomposition if used as directed.
  • Flammability : The product is not flammable.
  • Harmonized System Code : 28402090