SURFACE ACTIVE AGENTS - ALKOXYLATED DERIVATIVES - DETERMINATION OF HYDROXYL VALUE - N-METHYL IMIDAZOLE METHOD

Available format(s)

Hardcopy , PDF

Language(s)

English, German

Published date

01-01-2003

Publisher

German Institute for Standardisation (Deutsches Institut für Normung)

Foreword
1 Scope
2 Normative references
3 Term and definition
4 Principle
5 Reagents
6 Apparatus
7 Sampling
8 Procedure
9 Expression of results
10 Precision
11 Test report
Annex A (informative) - Results of interlaboratory test
Annex B (informative) - Example for potentiometric operating
parameters
Annex C (informative) - Example for a typical titration curve
and its derivative
Bibliography

Gives a method for the determination of hydroxyl value of aliphatic and alicyclic hydroxyl compounds such as polyols, sorbitan esters, plasticisers and surface active agent alcohols and alkoxylates with hydroxyl values greater than 20 mg KOH/g.

DocumentType	Standard
Pages	12
PublisherName	German Institute for Standardisation (Deutsches Institut für Normung)
Status	Current

Standards	Relationship
SN EN 13926 : 2003	Identical
NBN EN 13926 : 2003	Identical
UNE-EN 13926:2003	Identical
EN 13926 : 2003	Identical
BS EN 13926:2003	Identical
NF EN 13926 : 2003	Identical
I.S. EN 13926:2003	Identical
NS EN 13926 : 1ED 2003	Identical
NEN EN 13926 : 2003	Identical
UNI EN 13926 : 2003	Identical

ISO 607:1980	Surface active agents and detergents Methods of sample division
ISO 4314:1977	Surface active agents — Determination of free alkalinity or free acidity — Titrimetric method
ISO 5725-2:1994	Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method

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DIN EN 13926:2003-06

SURFACE ACTIVE AGENTS - ALKOXYLATED DERIVATIVES - DETERMINATION OF HYDROXYL VALUE - N-METHYL IMIDAZOLE METHOD

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