EN 974:2003
Current
The latest, up-to-date edition.
Chemicals used for treatment of water intended for human consumption - Phosphoric acid
29-10-2003
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 phosphoric acid
Annex B (normative) General rules relating to the safety
Annex C (informative) Determination of concentration by
measurement of density
Bibliography
This European Standard is applicable to phosphoric acid used for treatment of water intended for human consumption. It describes the characteristics and specifies the requirements and the corresponding test methods for phosphoric acid. It gives information on its use in water treatment. It also determines the rules relating to safe handling and use (see annex B).NOTEConformity with this standard does not confer or imply acceptance or approval of the product in any of the Member States of the EU or EFTA. The use of the product covered by this European Standard is subject to regulation or control by National Authorities.
| Committee |
CEN/TC 164
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Standards | Relationship |
| DIN EN 974:2004-01 | Identical |
| PN EN 974 : DEC 2004 | Identical |
| UNE-EN 974:2004 | Identical |
| NEN EN 974 : 2003 | Identical |
| NS EN 974 : 2ED 2003 | Identical |
| I.S. EN 974:2003 | Identical |
| NBN EN 974 : 2003 | Identical |
| UNI EN 974 : 2004 | Identical |
| SN EN 974 : 2003 | Identical |
| NF EN 974 : 2004 | Identical |
| BS EN 974:2003 | Identical |
| UNE-EN 15028:2013 | Chemicals used for treatment of water intended for human consumption - Sodium chlorate |
| UNI EN 15028 : 2013 | CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - SODIUM CHLORATE |
| DIN EN 15028:2013-01 | CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - SODIUM CHLORATE |
| 12/30257910 DC : 0 | BS EN 15028 - CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - SODIUM CHLORATE |
| EN 15028:2012 | Chemicals used for treatment of water intended for human consumption - Sodium chlorate |
| I.S. EN 15028:2012 | CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - SODIUM CHLORATE |
| 96/102362 DC : DRAFT MAR 1996 | PREN 806-2 - SPECIFICATION FOR INSTALLATION INSIDE BUILDINGS CONVEYING WATER FOR HUMAN CONSUMPTION - PART 2: DESIGN |
| BS EN 15028:2012 | Chemicals used for treatment of water intended for human consumption. Sodium chlorate |
| PREN 15028 : DRAFT 2012 | CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - SODIUM CHLORATE |
| ISO 3165:1976 | Sampling of chemical products for industrial use — Safety in sampling |
| ISO 4285:1977 | Phosphoric acid for industrial use — Guide to sampling techniques |
| ISO 758:1976 | Liquid chemical products for industrial use — Determination of density at 20 degrees C |
| 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 5993:1979 | Sodium hydroxide for industrial use — Determination of mercury content — Flameless atomic absorption spectrometric method |
| ISO 649-2:1981 | Laboratory glassware — Density hydrometers for general purposes — Part 2: Test methods and use |
| ISO 3706:1976 | Phosphoric acid for industrial use (including foodstuffs) — Determination of total phosphorus (V) oxide content — Quinoline phosphomolybdate gravimetric method |
| ISO 2997:1974 | Phosphoric acid for industrial use — Determination of sulphate content — Method by reduction and titrimetry |
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