I.S. EN 1791:1997
Current
The latest, up-to-date edition.
SURFACE ACTIVE AGENTS - FATTY ALKYL DIMETHYL AMINE OXIDES - DETERMINATION OF THE AMINE OXIDE CONTENT
Hardcopy , PDF
English
01-01-1997
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.
Dates of withdrawal of national standards are available from NSAI.
Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents
5 Apparatus
6 Sampling
7 Procedure
7.1 Titration of the sum: Amine oxide and tertiary
amine
7.2 Polonovski reaction and titration of tertiary
amine
8 Expression of results
8.1 Calculation
8.2 Precision
9 Test report
Annex A (informative) Instrument settings
Annex B (informative)
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