Please Note: We are not able to ship this product to Northern Ireland.

Sodium Chlorite Nominally 80%

Price: £14.59
Stock Availability:

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Stock Availability
On Shelf - Approx. UK delivery date: Wednesday the 17th September 2025*
In bulk stock - ships within 10 - 12 Working Days (Excluding weekends and public holidays)
4 to 6 weeks approx. (Not guaranteed)
UK Shipping

Unfortunately, we are not currently accepting orders for Northern Ireland.

We can only ship to the following postcodes where a Royal Mail postal option has been chosen at checkout.

AB, DD, DG3, DG4, DG6 - DG9, EH, FK, G, HS, IM, IV, KA, KW, KY, ML, PA, PH, PO30 - PO41, TD, TR21 - TR25, ZE

* We will always try to ship as early as possible. Delivery could be much quicker than stated but is not guaranteed
  • Paper bleaching
  • Water treatment
  • Sanitising

What is Sodium Chlorite? It is an inorganic sodium salt primarily used to generate chlorine dioxide, a powerful oxidising agent. It's a white, hygroscopic (moisture-absorbing) solid that finds applications in various fields, including water purification, pulp and paper bleaching, and as a disinfectant. The chemical Formula for Sodium Chlorite is NaClO2.

Consistent Quality: We provide only high-quality Sodium Chlorite, ensuring reliable and consistent performance for all applications.

Shipped from Manchester, UK Facility: Sourced and packaged in non-toxic, chemical-resistant containers to ensure safe handling and preserve product quality during transport.

Frequent Uses

Water Treatment
Used to generate chlorine dioxide, which is then used to disinfect municipal water supplies and for on-site production of chlorine dioxide for water treatment.

Paper Manufacturing
Employed in the bleaching of textiles, pulp, and paper.

Disinfectant
Used as a disinfectant in various settings, including air ducts, HVAC systems, and animal containment areas.

  • Technical Grade
  • CAS Number: 7758-19-2
  • EC number: 231-836-6
  • Chemical formula: ClNaO2
  • Formula Weight: 90.44
  • Molecular Point: 180-200° dec.
  • Form: Flake/Powder

Hazard Class: 5.1

Packing Group: 2

Hazard Phrases: May cause fire or explosion; strong oxidiser. Toxic if swallowed. Fatal in contact with skin. Causes severe skin burns and eye damage. May cause damage to organs through prolonged or repeated exposure . Very toxic to aquatic life with long lasting effects.

Prec Phrases: Do not breathe dust/fume/gas/mist/vapours/spray. Do not get in eyes, on skin, or on clothing. Wash hands thoroughly after handling. Avoid release to the environment. Evacuate area. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. Collect spillage.

corrosive CLP Image Flammable CLP Image oxidiser CLP Image respiratory CLP Image toxic CLP Image

Cas No: 7758-19-2
Einecs No: 231-836-6
UN1496

Payment Methods

We can also accept a bank transfer (UK Only)

Source Chemicals Ltd