NEN EN 939 : 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 Analyses
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 hydrochloric
                      acid
Annex B (normative) General rules relating to safety
Annex C (normative) Determination of arsenic, antimony and
                    selenium (atomic absorption spectrometry
                    hydride technique)
Bibliography

Explains the characteristics of hydrochloric acid and specifies the requirements and the corresponding test methods for hydrochloric acid. Applies to hydrochloric acid used for treatment of water intended for human consumption.