NEN EN 937 : 2016
Current
The latest, up-to-date edition.
CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - CHLORINE
01-12-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Description
3.1 Identification
3.2 Commercial form
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
6 Labelling - Transportation - Storage
6.1 Means of delivery
6.2 Risk and safety labelling in accordance with
the EU directives
6.3 Transportation regulations and labelling
6.4 Marking
6.5 Storage
Annex A (informative) General information on chlorine
Annex B (normative) General rules relating to safety
Annex C (normative) Sampling and analytical methods
Annex D (informative) Bibliography
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