BS 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
30-11-2009
Important note : Users cannot be edited or removed once added to your Multi user PDF.
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 (normative) - Determination of nitrogen trichloride
(molecular absorption spectrometry)
Annex D (informative) - Determination of arsenic, antimony
and selenium (atomic absorption
spectrometry hydride technique)
Bibliography
Pertains to sodium chloride intended for use only in water treatment apparatus, for the regeneration of ion exchangers, intended for water for human consumption.
| Committee |
B/504/10
|
| DevelopmentNote |
Supersedes 93/500118 DC. (09/2002)
|
| DocumentType |
Standard
|
| Pages |
54
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| I.S. EN 973:2009 | Identical |
| DIN EN 973:2009-12 | Identical |
| NS EN 973 : 2009 | Identical |
| UNI EN 973 : 2009 | Identical |
| NF EN 973 : 2009 | Identical |
| NEN EN 973 : 2009 | Identical |
| EN 973:2009 | Identical |
| UNE-EN 973:2010 | Identical |
| NBN EN 973 : 2009 | Identical |
| SN EN 973 : 2009 | Identical |
| ISO 3165:1976 | Sampling of chemical products for industrial use — Safety in sampling |
| ISO 2483:1973 | Sodium chloride for industrial use — Determination of the loss of mass at 110 degrees C |
| ISO 6227:1982 | Chemical products for industrial use General method for determination of chloride ions Potentiometric method |
| 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 |
| ISO 2482:1973 | Sodium chloride for industrial use — Determination of calcium and magnesium contents — EDTA complexometric methods |
| ISO 8213:1986 | Chemical products for industrial use — Sampling techniques — Solid chemical products in the form of particles varying from powders to coarse lumps |
| ISO 2479:1972 | Sodium chloride for industrial use — Determination of matter insoluble in water or in acid and preparation of principal solutions for other determinations |
| ISO 2480:1972 | Sodium chloride for industrial use — Determination of sulphate content — Barium sulphate gravimetric method |
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