NEN EN 901 : 2013

      Foreword
      Introduction
1 Scope
2 Normative references
3 Description
      3.1 Identification
      3.2 Commercial form
      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 Analysis
6 Labelling - Transportation - Storage
      6.1 Means of delivery
      6.2 Risk and safety labelling according to the EU
             Directives
      6.3 Transportation regulations and labelling
      6.4 Marking
      6.5 Storage
Annex A (informative) General information on sodium
                      hypochlorite
Annex B (normative) General rules relating to safety
Annex C (normative) Determination of arsenic, antimony and
                    selenium (atomic absorption spectrometry
                    hydride technique)
Bibliography

Applies to sodium hypochlorite for treating water intended for human consumption. Covers characteristics of sodium hypochlorite and defines requirements and corresponding test procedures for sodium hypochlorite, also providing information on use for treating water.