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Phosphates

Sodium dihydrogen phosphate dihydrate (04269)

extra pure, meets analytical specification of Ph. Eur., BP, USP, FCC, E 339, assay (calc. to the dried substance) 98.0 - 100.5%

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General Information

  • CAS Number
    • 13472-35-0
  • Application
    • Industrial
  • Molar Mass
    • 156.01 g/mol

Physical Properties

  • Boiling Point/Range
    • Decomposes on heating.
  • pH
    • 4.2 to 4.5 (20 °C) as aqueous solution
  • Odor
    • Odorless
  • Color
    • Colorless
  • Vapor Pressure
    • No data available
  • Melting Point/Range
    • 60 °C
  • Physical Form
    • Crystalline powder

Safety Information

  • Self Ignition
    • Not auto-flammable
  • Chemical Stability
    • Stable under recommended storage conditions.
  • Flammability
    • The product is not flammable.
  • Incompatible Materials
    • None known

International Transportation

  • Harmonized System Code
    • 2835220000

General Information

  • CAS Number
    • 13472-35-0
  • Application
    • Industrial
  • Molar Mass
    • 156.01 g/mol

Physical Properties

  • Boiling Point/Range
    • Decomposes on heating.
  • pH
    • 4.2 to 4.5 (20 °C) as aqueous solution
  • Odor
    • Odorless
  • Color
    • Colorless
  • Vapor Pressure
    • No data available
  • Melting Point/Range
    • 60 °C
  • Physical Form
    • Crystalline powder

Safety Information

  • Self Ignition
    • Not auto-flammable
  • Chemical Stability
    • Stable under recommended storage conditions.
  • Flammability
    • The product is not flammable.
  • Incompatible Materials
    • None known

International Transportation

  • Harmonized System Code
    • 2835220000
  • CAS Number : 13472-35-0
  • Application : Industrial
  • Molar Mass : 156.01 g/mol
  • Boiling Point/Range : Decomposes on heating.
  • pH : 4.2 to 4.5 (20 °C) as aqueous solution
  • Odor : Odorless
  • Color : Colorless
  • Vapor Pressure : No data available
  • Melting Point/Range : 60 °C
  • Physical Form : Crystalline powder
  • Self Ignition : Not auto-flammable
  • Chemical Stability : Stable under recommended storage conditions.
  • Flammability : The product is not flammable.
  • Incompatible Materials : None known
  • Harmonized System Code : 2835220000
Image
SKU
Description
alt
10185642
Image
SKU
Description
alt
10185642
Property
Value
assay (calc. to the dried substance)
98.0 - 100.5 %
assay (calc.on the anhydrous basis)
98.0 - 103.0 %
loss on drying (130°C)
21.5 - 24.0 %
water (Karl Fischer)
18.0 - 26.5 %
water insoluble matter
Max. 0.2 %
pH (5 %, 25 °C)
4.2 - 4.5
pH (1 %,20°C)
4.1 - 5.0
arsenic (As)
Max. 1 ppm
calcium (Ca)
Max. 0.002 %
cadmium (Cd)
Max. 1 ppm
copper (Cu)
Max. 0.001 %
iron (Fe)
Max. 5 ppm
mercury (Hg)
Max. 1 ppm
magnesium (Mg)
Max. 0.002 %
lead (Pb)
Max. 1 ppm
zinc (Zn)
Max. 0.001 %
heavy metals (as Pb)
Max. 10 ppm
Al, Ca and related substances
complying
chloride (Cl)
Max. 50 ppm
fluoride (F)
Max. 10 ppm
sulfate (SO4)
Max. 200 ppm
reducing impurities
complying
appearance of the solution
complying
residual solvents
complying
appearance
complying