NBN EN 1772 : 2000
Current
The latest, up-to-date edition.
SURFACE ACTIVE AGENTS - DETERMINATION OF WETTING POWER BY IMMERSION
12-01-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Term and definition
4 Principle
5 Reagents and products
6 Apparatus
7 Sampling
8 Procedure
8.1 Test portion
8.2 Preparation of the surface active agent
solution
8.3 Preparation of the discs of cotton control
cloth
8.4 Cleaning the apparatus
8.5 Filling the measurement beaker
8.6 Determination (see Figure 3)
8.7 Calibration of the cloth
9 Expression of results
10 Test report
Annex A (informative) Commercially available control cloths
Bibliography
Specifies a method for determining the wetting power of a surface active agent in solution by immersion of a disc of raw cotton cloth in the solution. Applies to all surface active agents used as wetting agents in neutral, slightly acid or slightly basic baths for textile applications.
| DevelopmentNote |
Supersedes NBN T 63 157 (11/2003)
|
| DocumentType |
Standard
|
| PublisherName |
Belgian Standards
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| UNE-EN 1772:2001 | Identical |
| UNI EN 1772 : 2001 | Identical |
| BS EN 1772:2000 | Identical |
| EN 1772:2000 | Identical |
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