Name: EN 12139 : 1999
Brand: CEN

SURFACE ACTIVE AGENTS - DETERMINATION OF THE TOTAL POLYETHYLENE GLYCOL CONTENT OF NON-IONIC SURFACE ACTIVE AGENTS (EO ADDUCTS) BY HPLC/GPC

Published date

17-02-1999

Publisher

Comite Europeen de Normalisation

Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents and materials
5 Apparatus
6 Sampling and preparation of the test sample
7 Procedure
8 Expression of results
9 Precision
10 Test report
Annex A (informative) Ring-test 407-1-92
Annex B (informative) Structure of the special cartridge
Annex C (informative) Examples of chromatograms
Annex D (informative) Bibliography

This European Standard specifies a method for the determination of the total polyethylene glycol (PEG) content of aromatic and aliphatic non-ionic surface active agents of the type R - (O - C2H4)p - OH, where p is the mean ethylene oxide (EO) value.

Committee	TC 276
DocumentType	Standard
PublisherName	Comite Europeen de Normalisation
Status	Current

Standards	Relationship
NEN EN 12139 : 1999	Identical
PN EN 12139 : 2001	Identical
NBN EN 12139 : 1999	Identical
SN EN 12139 : 1999	Identical
BS EN 12139:1999	Identical
UNE-EN 12139:1999	Identical
I.S. EN 12139:1999	Identical
UNI EN 12139 : 2001	Identical
NF EN 12139 : 1999	Identical
NS EN 12139 : 1ED 1999	Identical
DIN EN 12139:1999-04	Identical

ISO 607:1980	Surface active agents and detergents Methods of sample division
ISO 6353-3:1987	Reagents for chemical analysis — Part 3: Specifications — Second series
EN ISO 3696:1995	Water for analytical laboratory use - Specification and test methods (ISO 3696:1987)