Potassium Permanganate

Potassium Permanganate is an inorganic purplish-black crystalline salt that dissolves in water to give intensely pink or purple solutions. Almost all applications of potassium permanganate exploit its oxidizing properties.


Molar Weight158.03 g/mol
Melting Point240°C (decomposes)
Density2.7 g/cm³
FormsNeedles, Purple, Black

Uses and Applications

Key applications

  • Oxidising agent


  • Pharma
  • Water Treatment
  • Agrobusiness
  • Chemical Processing

Synonyms: Permanganate of potash, potassium manganesoylolate

Chemical Formula: KMnO4

CAS Number: 7722-64-7