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EN 13270:2001/AC:2002
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The latest, up-to-date edition.
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SURFACE ACTIVE AGENTS - DETERMINATION OF THE ACTIVE MATTER CONTENT IN ALKYLDIMETHYLBETAINES
24-07-2002
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Sampling and preparation of the test sample
8 Procedure
9 Calculation and expression of results
10 Precision
11 Test report
Annex A (informative) Ring test results
Annex B (informative) Example for potentiometric
titration parameters
Annex C (informative) Typical titration curve of an
alkyl dimethyl betaine and its first derivative
Bibliography
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