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CEN
EN 937:2016

EN 937:2016

Current

Current

The latest, up-to-date edition.

Chemicals used for treatment of water intended for human consumption - Chlorine

Published date

25-05-2016

Publisher

Comite Europeen de Normalisation

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

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

Committee
CEN/TC 164
DevelopmentNote
Supersedes PREN 937. (06/2016)
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Current
Supersedes

Standards Relationship
UNI EN 937:2016 Identical
PN EN 937 : 2016 Identical
UNI EN 937 : 2009 Identical
SANS 50937 : 1ED 2007(R2014) Identical
SN EN 937 : 2016 Identical
BS EN 937:2009 Identical
UNE-EN 937:2016 Identical
NF EN 937 : 2016 Identical
DIN EN 937:2016-09 Identical
NBN EN 937 : 2016 Identical
NS EN 937 : 2016 Identical
I.S. EN 937:2016 Identical
NEN EN 937 : 2016 Identical
BS EN 937:2016 Identical
SANS 50937:2020 Identical

DIN EN 15363 E : 2014 CHEMICALS USED FOR TREATMENT OF SWIMMING POOL WATER - CHLORINE
DIN EN 15363:2014-08 CHEMICALS USED FOR TREATMENT OF SWIMMING POOL WATER - CHLORINE
UNI EN 15363 : 2014 CHEMICALS USED FOR TREATMENT OF SWIMMING POOL WATER - CHLORINE
DIN EN 12671:2016-09 CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - CHLORINE DIOXIDE GENERATED IN SITU
UNE-EN 12671:2016 Chemicals used for treatment of water intended for human consumption - Chlorine dioxide generated in situ
BS EN 12671:2009 Chemicals used for treatment of water intended for human consumption. Chlorine dioxide generated in situ
I.S. EN 12671:2016 CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - CHLORINE DIOXIDE GENERATED IN SITU
UNE-EN 15363:2015 Chemicals used for treatment of swimming pool water - Chlorine
I.S. EN 15363:2014 CHEMICALS USED FOR TREATMENT OF SWIMMING POOL WATER - CHLORINE
EN 15363:2014 Chemicals used for treatment of swimming pool water - Chlorine
BS EN 15363:2014 Chemicals used for treatment of swimming pool water. Chlorine
EN 12671:2016 Chemicals used for treatment of water intended for human consumption - Chlorine dioxide generated in situ

ISO 2120:1972 Liquid chlorine for industrial use — Determination of the content of chlorine by volume in the vaporized product
ISO 2121:1972 Liquid chlorine for industrial use — Determination of water content — Gravimetric method
ISO 1552:1976 Liquid chlorine for industrial use — Method of sampling (for determining only the volumetric chlorine content)
ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
EN ISO 3696:1995 Water for analytical laboratory use - Specification and test methods (ISO 3696:1987)
ISO 6206:1979 Chemical products for industrial use — Sampling — Vocabulary

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