UNI EN 12876 : 2009

Foreword
Introduction
1 Scope
2 Normative reference
3 Description
  3.1 Identification
  3.2 Commercial forms
  3.3 Physical properties
  3.4 Chemical properties
4 Purity criteria
  4.1 General
  4.2 Composition of commercial product
  4.3 Impurities and main by-products
  4.4 Chemical parameters
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

Applies to oxygen used for treatment of water intended for human consumption and specifies the characteristics of oxygen and determines the requirements and the corresponding test methods for oxygen.