NEN EN 14668 : 2005 C1 2006
Current
The latest, up-to-date edition.
SURFACE ACTIVE AGENTS - DETERMINATION OF QUATERNARY AMMONIUM SURFACE ACTIVE AGENTS IN RAW MATERIALS AND FORMULATED PRODUCTS - POTENTIOMETRIC TWO-PHASE TITRATION METHOD
12-01-2013
Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents
5 Apparatus
6 Sampling and preparation of the test solution
7 Procedure
8 Calculation and expression of results
9 Precision
10 Test report
Annex A (informative) Titration apparatus settings
Annex B (informative) Potentiometric two-phase titration - typical
titration curve
Annex C (informative) Results of inter-laboratory test
Bibliography
Defines a method for the determination of the content of quaternary ammonium surface active agents in raw materials and formulated products, defined as being the amount of quaternary ammonium surface active agents expressed in millimoles per 100 g of product.
| DocumentType |
Standard
|
| PublisherName |
Netherlands Standards
|
| Status |
Current
|
| Standards | Relationship |
| UNE-EN 14668:2005 | Identical |
| DIN EN 14668:2005-09 | Identical |
| UNI EN 14668 : 2005 | Identical |
| BS EN 14668:2005 | Identical |
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