ISO INTERNATIONAL STANDARD 10638 Secondedition 2017-07 Rubber Identification of antidegradants by gas chromatography/mass spectrometry Caoutchouc - Identification des antidégradants par chromatographie en phase gazeuse/spectrométrie de masse Reference number IS0 10638:2017(E) International Organization for Standardization @ IS0 2017 ee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 No reproduction or networking permitted without license from IHS IS0 10638:2017(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2017, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISOcopyrightoffice Ch. de Blandonnet 8 · CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org Internationai ibrg DrganizationforStandardization Licensee-ZHEJIANG INST OF STANDARDIZISQ 017 - All rights reserved Not for Resale, 2017/9/27 05:52:34 networking permited withoutlicense from IHS IS0 10638:2017(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references 3 Terms and definitions 4 Principle ..1 5 Thermal-desorption method .2 5.1 Reagents and materials .2 5.2 Apparatus. 2 5.3 Sampling. .2 5.4 Procedure .3 6 Solvent-extraction method. .3 6.1 Reagents and materials 3 6.2 Apparatus. .4 6.3 Sampling. .4 6.4 Procedure .4 7 Analysis ..4 7.1 General .4 7.2 Procedure ..4 7.3 Important observations for analysis ..5 8 Test report ..5 Annex A (normative) Antidegradants covered by this document .6 Annex B (informative) Chromatograms and mass spectra ..10 Annex C (informative) Determination of gas-chromatographic retention index ..42 Bibliography ..45 ii icensee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 without license from IHS