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Acids & Bases

Perchloric acid 70% (30755)

analytical reagent, Reag. ACS, Reag. ISO, Reag. Ph. Eur., assay (alkalimetric) 70.0 - 72.0%

General Information

  • Synonyms
    • PCA, Perchloric acid
  • CAS Number
    • 7601-90-3
  • Application
    • Industrial

Physical Properties

  • Melting Point/Range
    • -18 °C
  • Solubility in Water
    • Completely miscible
  • Boiling Point/Range
    • 203 °C (1,013 hPa)
  • Color
    • Colorless
  • Physical Form
    • Crystalline powder
  • Density
    • 1.674 g/cm3 (20 °C)
  • pH
    • 0.1 (20 °C)
  • Odor
    • Stinging

Safety Information

  • Thermal Decomposition
    • Explosive decomposition
  • Incompatible Materials
    • Gives off hydrogen by reaction with metals, Fire hazard, As oxidising agent, attacks organic substances such as wood, paper, fats
  • Corrosivity
    • Corrosive to metals

International Transportation

  • Sub Class 1
    • 8
  • UN Number
    • 1873
  • Chemical Class
    • 5.1
  • Harmonized System Code
    • 28111980
  • Packing Group
    • I

General Information

  • Synonyms
    • PCA, Perchloric acid
  • CAS Number
    • 7601-90-3
  • Application
    • Industrial

Physical Properties

  • Melting Point/Range
    • -18 °C
  • Solubility in Water
    • Completely miscible
  • Boiling Point/Range
    • 203 °C (1,013 hPa)
  • Color
    • Colorless
  • Physical Form
    • Crystalline powder
  • Density
    • 1.674 g/cm3 (20 °C)
  • pH
    • 0.1 (20 °C)
  • Odor
    • Stinging

Safety Information

  • Thermal Decomposition
    • Explosive decomposition
  • Incompatible Materials
    • Gives off hydrogen by reaction with metals, Fire hazard, As oxidising agent, attacks organic substances such as wood, paper, fats
  • Corrosivity
    • Corrosive to metals

International Transportation

  • Sub Class 1
    • 8
  • UN Number
    • 1873
  • Chemical Class
    • 5.1
  • Harmonized System Code
    • 28111980
  • Packing Group
    • I
  • Synonyms : PCA, Perchloric acid
  • CAS Number : 7601-90-3
  • Application : Industrial
  • Melting Point/Range : -18 °C
  • Solubility in Water : Completely miscible
  • Boiling Point/Range : 203 °C (1,013 hPa)
  • Color : Colorless
  • Physical Form : Crystalline powder
  • Density : 1.674 g/cm3 (20 °C)
  • pH : 0.1 (20 °C)
  • Odor : Stinging
  • Thermal Decomposition : Explosive decomposition
  • Incompatible Materials : Gives off hydrogen by reaction with metals, Fire hazard, As oxidising agent, attacks organic substances such as wood, paper, fats
  • Corrosivity : Corrosive to metals
  • Sub Class 1 : 8
  • UN Number : 1873
  • Chemical Class : 5.1
  • Harmonized System Code : 28111980
  • Packing Group : I