UNE-EN 12876:2015

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
             rules
      6.3 Transportation regulations and labelling
      6.4 Marking
      6.5 Storage
Annex A (informative) General information on oxygen
Annex B (normative) General rules relating to safety
Annex C (normative) Determination of hydrocarbons content
                    (Methane Index)
Bibliography

This European Standard is applicable to oxygen used for treatment of water intended for human consumption. It describes the characteristics of oxygen and specifies the requirements and the corresponding test methods for oxygen. It gives information on its use in water treatment.