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Chromates

Sodium chromate solution (12268)

34.5 wt. % in water

Overview
Specifications

General Information

  • Linear Formula
    • Na2CrO4
  • CAS Number
    • 7775-11-3

Physical Properties

  • Density
    • 1.35 g/cm3 (20 °C)
  • Physical Form
    • Crystalline powder
  • Color
    • Yellow
  • Odor
    • Odorless
  • Boiling Point/Range
    • 100 °C (1,013 hPa)
  • pH
    • 12 to 13 Undiluted

Safety Information

  • Chemical Stability
    • Stable under recommended storage conditions.
  • Incompatible Materials
    • Reducing agents, Hydrazine, Combustible material, Organic materials, Corrosive in contact with metals

International Transportation

  • Packing Group
    • II
  • UN Number
    • 3289
  • Chemical Class
    • 6.1
  • Sub Class 1
    • 8
  • Harmonized System Code
    • 2841509100

General Information

  • Linear Formula
    • Na2CrO4
  • CAS Number
    • 7775-11-3

Physical Properties

  • Density
    • 1.35 g/cm3 (20 °C)
  • Physical Form
    • Crystalline powder
  • Color
    • Yellow
  • Odor
    • Odorless
  • Boiling Point/Range
    • 100 °C (1,013 hPa)
  • pH
    • 12 to 13 Undiluted

Safety Information

  • Chemical Stability
    • Stable under recommended storage conditions.
  • Incompatible Materials
    • Reducing agents, Hydrazine, Combustible material, Organic materials, Corrosive in contact with metals

International Transportation

  • Packing Group
    • II
  • UN Number
    • 3289
  • Chemical Class
    • 6.1
  • Sub Class 1
    • 8
  • Harmonized System Code
    • 2841509100
  • Linear Formula : Na2CrO4
  • CAS Number : 7775-11-3
  • Density : 1.35 g/cm3 (20 °C)
  • Physical Form : Crystalline powder
  • Color : Yellow
  • Odor : Odorless
  • Boiling Point/Range : 100 °C (1,013 hPa)
  • pH : 12 to 13 Undiluted
  • Chemical Stability : Stable under recommended storage conditions.
  • Incompatible Materials : Reducing agents, Hydrazine, Combustible material, Organic materials, Corrosive in contact with metals
  • Packing Group : II
  • UN Number : 3289
  • Chemical Class : 6.1
  • Sub Class 1 : 8
  • Harmonized System Code : 2841509100
Property
Value
sodium chromate (Na2CrO4)
33.9 - 35.3 %
pH (5 %, 20°C)
8.6 - 9.8
lead (Pb)
Max. 0.001 %
calcium (Ca)
Max. 0.002 %
copper (Cu)
Max. 0.0005 %
iron (Fe)
Max. 0.0005 %
chloride (Cl)
Max. 0.002 %
sulfate (SO4)
Max. 0.1 %