Sodium Chlorite

Sodium chlorite is the sodium salt of chlorous acid HClO2. Sodium chlorite is derived indirectly from sodium chlorate using reducing agents in an additional step such as hydrogen peroxide or hydrochloric acid. Sodium Chlorite is usually supplied in liquid form in various concentrations. A solid form is also available


Molar Weight90.44 g/mol
Melting Point180-200°C (decomposes)
Flash Pointnon flammable
Density2.468 g/cm³ (in solid form)
FormsPowder, Liquid (clear)

Uses and Applications

Key applications

  • Oxidising agent
  • Bleaching agent


  • Pulp & Paper
  • Water Treatment


Chemical Formula: NaClO2

CAS Number: 7758-19-2