BS EN 938:2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Chemicals used for treatment of water intended for human consumption. Sodium chlorite
Hardcopy , PDF
30-06-2016
English
30-06-2009
Important note : Users cannot be edited or removed once added to your Multi user PDF.
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Superseded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 |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.