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Eka® ClO₂

CAS Number
10049-04-4
Chemical Name
Chlorine Dioxide
Chemical Family
Oxides
Molecular Formula
ClO₂

Eka® ClO₂ is chlorine dioxide. It is generally produced, stored and typically fed as an 8 - 11 grams per liter aqueous solution to the desired application point.

Properties

Physical Form
Liquid

Product families

Applications

Industrial — Leather & Textiles
  • Textile Manufacturing
Industrial — Paper & Pulp
  • Pulping & Processing
Industrial — Power, Water & Utilities
  • Water Treatment

Product Families

Base Chemicals & Intermediates — Technical Salts & Inorganics
  • Inorganics

Other characteristics

Brand
Eka
Odor
Pungent
Markets
Industrial
Use Levels
8 - 11 g/L
Appearance
Transparent light green liquid
Technology
Base Chemicals & Intermediates
Color
Green
Applicable Processes
  • Flue Gas Treatment
  • Pulp Bleaching
  • Textile Fiber Processing
Packaging Information

Chlorine dioxide should be produced at the same site where it will be used. For ground and ocean transportation of aqueous chlorine dioxide solutions you must consult with local regulatory bodies prior to packaging and transporting (even sample quantities). A release of chlorine dioxide in the event of a spill would constitute a significant risk/hazard. Air transportation of chlorine dioxide in any form is prohibited.

Applications Information

Eka® ClO2 (chlorine dioxide) is the main bleaching agent used in modern environmentally compatible paper pulp manufacturing. Chlorine dioxide is the main component in ECF (Elemental Chlorine-Free) bleaching. Up to 99 percent of all chlorine dioxide produced worldwide is consumed by the Pulp Industry. Other common applications for chlorine dioxide include use as a broad-spectrum biocide and primary disinfectant for potable and cooling water. In water treatment, appropriate chlorine dioxide solution concentrations are metered directly from an on-site generator to the application point.

Base Chemicals Functions
  • Biocide
  • Bleaching Agent
  • Disinfectant
  • Oxidizing Agent
Safety Information

Chlorine dioxide is classified as an acute health hazard. It is a strong oxidizing agent which is very soluble in water. Gaseous chlorine dioxide may evolve from solution presenting serious acute and chronic respiratory risks. Chlorine dioxide stability in solution is dependent on temperatures and partial pressures. Gaseous chlorine dioxide has highly toxic characteristics and a gas release constitutes a significant risk and may become explosive at concentrations in excess of 10% in air. Consequently, proper system design and control is required to prevent unintended chlorine dioxide gas evolution while enabling secure pressure relief. Chlorine dioxide gas readily decomposes to liberate oxygen, heat and chlorine gas. Avoid all contact with organic material, reducing agents, ferrous alloys and sunlight. Chlorine dioxide is not flammable; however, due to the fact that it releases oxygen during decomposition it is an extreme combustion accelerant.

Technical data

Table 1 of 1

1 row
CharacteristicValue
Molecular Weight67.45

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