I.S. EN 12458:1999
Current
The latest, up-to-date edition.
SURFACE ACTIVE AGENTS - DETERMINATION OF STABILITY IN HARD WATER
Hardcopy , PDF
English
01-01-1999
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and Definitions
4 Principle
5 Reagents
6 Apparatus
7 Procedure
8 Expression of results
9 Test report
Annex A (informative) Units used to express water
hardness
Defines a method of assessing the stability in hard water of surface active agents which are readily soluble at ambient temperature or slightly higher temperatures. Applicable to surface active agents soluble in water at 20 degree C. Can be extended to those which are soluble at approximately 50 degree C.
| DocumentType |
Standard
|
| Pages |
10
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| DIN EN 12458:1999-04 | Identical |
| UNI EN 12458 : 2001 | Identical |
| BS EN 12458:1999 | Identical |
| UNE-EN 12458:1999 | Identical |
| EN 12458:1999 | Identical |
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