I.S. EN 973:2009
Current
The latest, up-to-date edition.
CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - SODIUM CHLORIDE FOR REGENERATION OF ION EXCHANGERS
Hardcopy , PDF
English
01-01-2009
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.
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 sodium chloride
Annex B (normative) Analytical methods
Annex C (informative) Determination of cadmium, chromium, nickel
and lead (flame atomic absorption spectrometry
Annex D (informative) Determination of arsenic, antimony and
selenium (atomic absorption spectrometry hydride technique)
Bibliography
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