ISO INTERNATIONAL STANDARD 17293-2 First edition 2014-04-01 Surface active agents Determination of chloroacetic acid (chloroacetate) in surfactants Part 2: Ionic chromatographic method Agents de surface Deétermination de I'acide chloroacetique (chloroacetate)dans lesagents tensioactifs- Partie 2: Methode par chromatographie ionique Reference number IS0 17293-2:2014(E) TSO @ IS0 2014 I without license from IHS Not for Resale IS0 17293-2:2014(E) COPYRIGHTPROTECTEDDOCUMENT @ISO2014 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Case postale 56 : CH-1211 Geneva 20 Tel. +41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ IS0 2014 - All rights reserved Not for Resale IS0 17293-2:2014(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references 3 Principle. 4 Reagents 4.1 General ..1 5 Apparatus .2 6 Procedure. .3 6.1 General. .3 6.2 Ion chromatographic condition .3 6.3 Calibration .3 6.4 Sampling and analysis .3 7 Results and calculation ..4 7.1 General ..4 7.2 Content of monochloroacetic acid .4 7.3 Contentofdichloroaceticacid ..4 8 Precision 8.1 Repeatability limit. 4 8.2 Reproducible limit 9 Test report .5 Annex A (informative) Typical chromatograms 6 iii ded by IHS under license with IS ed without license from IHS Not for Resale