I.S. EN 937:2016
Current
The latest, up-to-date edition.
CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - CHLORINE
Hardcopy , PDF
English
01-01-2016
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
National Foreword
European foreword
Introduction
1 Scope
2 Normative references
3 Description
4 Purity criteria
5 Test methods
6 Labelling - Transportation - Storage
Annex A (informative) - General information on chlorine
Annex B (informative) - General rules relating to safety
Annex C (informative) - Determination of nitrogen trichloride
(molecular absorption spectrometry)
Bibliography
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