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EN 18087:2026

Devices for in-situ generation of biocides - Chlorine dioxide generated from sodium chlorite by acidification or oxidation EN 18087:2026

Publication date:   Mar 17, 2026

General information

60.60   Standard published   Jan 21, 2026

CEN

CEN/TC 164 Water supply

European Norm

13.060.20   Drinking water

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Scope

This document specifies requirements for dosing systems for chlorine dioxide generation according to the chlorite-chlorine gas process, the chlorite-acid process and the chlorite-sodium peroxodisulphate process, which are used for the disinfection and oxidation of substances in water.
The chlorine dioxide (ClO2) solution is produced on site (in situ) by automated mixing of chemical precursors.
NOTE According to EN 12671, chlorine dioxide is suited for the use of the treatment of water intended for human consumption (drinking water).

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PUBLISHED
EN 18087:2026
60.60 Standard published
Jan 21, 2026




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