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BS EN 938:2009

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Chemicals used for treatment of water intended for human consumption. Sodium chlorite
Available format(s)

Hardcopy , PDF

Superseded date

30-06-2016

Language(s)

English

Published date

30-06-2009

Publisher

British Standards Institution

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 sodium
        chlorite
Annex B (normative) - General rules relating to safety
Annex C (normative) - Determination of arsenic, antimony
        and selenium (atomic absorption spectrometry hydride
        technique)
Bibliography

Pertains to hydrochloric acid used for treatment of water intended for human consumption.

Committee
B/504/10
DevelopmentNote
Supersedes 92/58480 DC (09/2005) Supersedes 14/30300951 DC. (06/2016)
DocumentType
Standard
Pages
38
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
NF EN 938 : 2016 Identical
NS EN 938 : 2016 Identical
I.S. EN 938:2016 Identical
NBN EN 938 : 2016 Identical
UNI EN 938 : 2009 Identical
SN EN 938 : 2016 Identical
UNE-EN 938:2016 Identical
DIN EN 938:2016-09 Identical
NEN EN 938 : 2016 Identical
EN 938:2016 Identical

BS 8551:2015 Provision and management of temporary water supplies and distribution networks (not including provisions for statutory emergencies). Code of practice
BS 8551:2011 Provision and management of temporary water supplies and distribution networks (not including provisions for statutory emergencies). Code of practice
15/30299654 DC : 0 BS 8551 - PROVISION AND MANAGEMENT OF TEMPORARY WATER SUPPLIES AND DISTRIBUTION NETWORKS (NOT INCLUDING PROVISIONS FOR STATUTORY EMERGENCIES) - CODE OF PRACTICE
10/30193121 DC : 0 BS 8551 - GUIDE FOR TEMPORARY WATER SUPPLY MANAGEMENT

ISO 3165:1976 Sampling of chemical products for industrial use — Safety in sampling
EN ISO 12846:2012 Water quality - Determination of mercury - Method using atomic absorption spectrometry (AAS) with and without enrichment (ISO 12846:2012)
ISO/TS 17379-2:2013 Water quality — Determination of selenium — Part 2: Method using hydride generation atomic absorption spectrometry (HG-AAS)
ISO 12846:2012 Water quality — Determination of mercury — Method using atomic absorption spectrometry (AAS) with and without enrichment
ISO 9174:1998 Water quality Determination of chromium Atomic absorption spectrometric methods
ISO 8288:1986 Water quality — Determination of cobalt, nickel, copper, zinc, cadmium and lead — Flame atomic absorption spectrometric methods
ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
ISO 17378-2:2014 Water quality Determination of arsenic and antimony Part 2: Method using hydride generation atomic absorption spectrometry (HG-AAS)
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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Hardcopy - English
PDF - English
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