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Carbonate Salts

Potassium hydrogen carbonate (12601)

N, extra pure, meets analytical specification of Ph. Eur., BP, USP, E 501, assay (acidimetric) 99.5 - 101.0%

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Mineral for Bottled Water

General Information

  • CAS Number
    • 298-14-6
  • Molar Mass
    • 100.12 g/mol
  • Application
    • Industrial

Physical Properties

  • Melting Point/Range
    • 100 to 120 °C (Decomposes before melting)
  • Boiling Point/Range
    • Not applicable
  • Color
    • White, Colorless
  • pH
    • 8.0 to 8.6 (20 °C)
  • Vapor Pressure
    • Not applicable
  • Physical Form
    • Crystalline powder
  • Odor
    • Odorless

Safety Information

  • Incompatible Materials
    • Acids
  • Flammability
    • The product is not flammable.
  • Chemical Stability
    • Stable under normal conditions.

International Transportation

  • Harmonized System Code
    • 28364000

General Information

  • CAS Number
    • 298-14-6
  • Molar Mass
    • 100.12 g/mol
  • Application
    • Industrial

Physical Properties

  • Melting Point/Range
    • 100 to 120 °C (Decomposes before melting)
  • Boiling Point/Range
    • Not applicable
  • Color
    • White, Colorless
  • pH
    • 8.0 to 8.6 (20 °C)
  • Vapor Pressure
    • Not applicable
  • Physical Form
    • Crystalline powder
  • Odor
    • Odorless

Safety Information

  • Incompatible Materials
    • Acids
  • Flammability
    • The product is not flammable.
  • Chemical Stability
    • Stable under normal conditions.

International Transportation

  • Harmonized System Code
    • 28364000
  • CAS Number : 298-14-6
  • Molar Mass : 100.12 g/mol
  • Application : Industrial
  • Melting Point/Range : 100 to 120 °C (Decomposes before melting)
  • Boiling Point/Range : Not applicable
  • Color : White, Colorless
  • pH : 8.0 to 8.6 (20 °C)
  • Vapor Pressure : Not applicable
  • Physical Form : Crystalline powder
  • Odor : Odorless
  • Incompatible Materials : Acids
  • Flammability : The product is not flammable.
  • Chemical Stability : Stable under normal conditions.
  • Harmonized System Code : 28364000
Property
Value
assay (acidimetric)
99.5 - 101.0 %
assay (calc. to the dried substance)
99.5 - 101 %
loss on drying (on silicagel, 4h)
Max. 0.1 %
pH (5 %, 20°C)
8.0 - 8.6
ammonium (NH4)
Max. 20 ppm
arsenic (As)
Max. 1 ppm
calcium (Ca)
Max. 50 ppm
iron (Fe)
Max. 10 ppm
mercury (Hg)
Max. 1 ppm
sodium (Na)
Max. 0.03 %
lead (Pb)
Max. 2 ppm
heavy metals (as Pb)
Max. 5 ppm
bromide (Br)
Max. 0.0005 %
chloride (Cl)
Max. 50 ppm
carbonate (K2CO3)
Max. 2.5 %
sulfate (SO4)
Max. 100 ppm
residual solvents
complying
appearance of the solution
complying