UNI EN 891 : 2005
Current
The latest, up-to-date edition.
CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - IRON (3) CHLORIDE SULFATE
01-07-2005
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 iron (III) chloride
sulfate
Annex B (normative) Analytical methods
Annex C (informative) Reduction of Fe (III) on a silver column
Annex D (informative) Determination of cadmium, chromium, nickel
and lead (inductively coupled plasma optical
emission spectrometry (ICP/OES))
Annex E (normative) General rules relating to safety
Bibliography
Applies to iron (III) chloride sulfate for treating water intended for human consumption. Covers the characteristics of iron (III) sulfate and specifies the requirements and the corresponding analytical methods for iron (III) chloride sulfate and gives information on its use in water treatment.
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Standards | Relationship |
| ONORM EN 891 : 2005 | Identical |
| I.S. EN 891:2005 | Identical |
| SN EN 891 : 2004 | Identical |
| NF EN 891 : 2005 | Identical |
| NS EN 891 : 2ED 2005 | Identical |
| NBN EN 891 : 2005 | Identical |
| NEN EN 891 : 2004 | Identical |
| BS EN 891:2004 | Identical |
| UNE-EN 891:2006 | Identical |
| EN 891:2004 | Identical |
| DIN EN 891:2005-03 | Identical |
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