UNE-EN 12671:2016

Foreword
Introduction
1 Scope
2 Normative references
3 Description
      3.1 Identification
      3.2 Commercial forms
      3.3 Physical properties
      3.4 Chemical properties
4 Purity criteria
      4.1 Composition of commercial product
      4.2 Impurities and main by-products
      4.3 Toxic substances
5 Test methods
      5.1 Sampling
      5.2 Determination of chlorine dioxide and chlorite
             concentrations
6 Labelling - Storage - Distribution system
      6.1 Risk and safety labelling according to the EU
             directives
      6.2 Means of distribution
      6.3 Storage, stability
Annex A (informative) General information on chlorine dioxide
Annex B (normative) General rules relating to safety
Bibliography

This document is applicable to chlorine dioxide generated on site for treatment of water intended for human consumption. It describes the characteristics for chlorine dioxide and specifies the composition and the corresponding test methods for chlorine dioxide. It gives information on its use in water treatment. It also determines the rules relating to safe handling and use of chlorine dioxide generated on site (see Annex B).