I.S. EN ISO 8799:2009
Current
The latest, up-to-date edition.
SURFACE ACTIVE AGENTS - SULFATED ETHOXYLATED ALCOHOLS AND ALKYLPHENOLS - DETERMINATION OF CONTENT OF UNSULFATED MATTER
Hardcopy , PDF
English
01-01-2009
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.
Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents and materials
5 Apparatus
6 Sampling
7 Procedure
7.1 Test portion
7.2 Preparation of the ion-exchange resins
7.2.1 Anion-exchange resin clean-up
7.2.2 Cation-exchange resin clean-up
7.3 Final preparation of resins
7.4 Arrangement of the mixed-bed exchange column
7.5 Separation of unsulfated matter
7.6 Check of the ion-exchange resin
8 Calculation and expression of results
9 Precision
9.1 Repeatability limit
9.2 Reproducibility limit
10 Test report
Annex A (informative) - Statistical and other data derived
from the results of interlaboratory tests
Bibliography
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