NS EN 974 : 2ED 2003
Current
The latest, up-to-date edition.
CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - PHOSPHORIC ACID
12-01-2013
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
Applies to phosphoric acid for treating water for human consumption. Covers the characteristics and defines requirements and corresponding methods of test for phosphoric acid, together with information on use for treatment of water.
| DocumentType |
Standard
|
| PublisherName |
Norwegian Standards (Norges Standardiseringsforbund)
|
| Status |
Current
|
| Standards | Relationship |
| UNE-EN 974:2004 | Identical |
| DIN EN 974:2004-01 | Identical |
| EN 974:2003 | Identical |
| BS EN 974:2003 | Identical |
| UNI EN 974 : 2004 | Identical |
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