IEC_PAS_62596-2009.pdf

IEC/PAS 62596Edition 1.0 2009-01PUBLICLY AVAILABLE SPECIFICATIONPRE-STANDARD Electrotechnical products Determination of restricted substances Sampling procedure Guidelines IEC/PAS 62596:2009(E)LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2009 IEC,Geneva,Switzerland All rights reserved.Unless otherwise specified,no part of this publication may be reproduced or utilized in any form or by any means,electronic or mechanical,including photocopying and microfilm,without permission in writing from either IEC or IECs member National Committee in the country of the requester.If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication,please contact the address below or your local IEC member National Committee for further information.IEC Central Office 3,rue de Varemb CH-1211 Geneva 20 Switzerland Email:inmailiec.ch Web:www.iec.ch About the IEC The International Electrotechnical Commission(IEC)is the leading global organization that prepares and publishes International Standards for all electrical,electronic and related technologies.About IEC publications The technical content of IEC publications is kept under constant review by the IEC.Please make sure that you have the latest edition,a corrigenda or an amendment might have been published.?Catalogue of IEC publications:www.iec.ch/searchpub The IEC on-line Catalogue enables you to search by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,withdrawn and replaced publications.?IEC Just Published:www.iec.ch/online_news/justpub Stay up to date on all new IEC publications.Just Published details twice a month all new publications released.Available on-line and also by email.?Electropedia:www.electropedia.org The worlds leading online dictionary of electronic and electrical terms containing more than 20 000 terms and definitions in English and French,with equivalent terms in additional languages.Also known as the International Electrotechnical Vocabulary online.?Customer Service Centre:www.iec.ch/webstore/custserv If you wish to give us your feedback on this publication or need further assistance,please visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.IEC/PAS 62596Edition 1.0 2009-01PUBLICLY AVAILABLE SPECIFICATIONPRE-STANDARD Electrotechnical products Determination of restricted substances Sampling procedure Guidelines INTERNATIONAL ELECTROTECHNICAL COMMISSION XAICS13.020,43.040.10 PRICE CODEISBN 2-8318-1019-4 Registered trademark of the International Electrotechnical Commission LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 PAS 62596 IEC:2009(E)CONTENTS FOREWORD.4 INTRODUCTION.5 1 Scope.6 2 Normative references.6 3 Terms,definitions and abbreviations.6 3.1 Terms and definitions.6 3.2 Abbreviations.8 4 Introduction to sampling.9 4.1 Introductory remark.9 4.2 Requirements and concerns for restricted substances.9 4.3 Complexity of electrotechnical products and related challenges.10 4.4 Strategies for sampling.11 5 Sampling.13 5.1 Introductory remark.13 5.2 Partial disassembly.13 5.2.1 Example 1:Cell phone type A Disassembly without tools.14 5.2.2 Example 2:Cell phone type B Partial disassembly.15 5.3 Complete disassembly.16 5.4 Partial disjointment.18 5.4.1 Introductory remark.18 5.5 Complete disjointment.20 5.5.1 Introductory remark.20 5.5.2 Typical examples of disjointment at the component level.20 5.5.3 Examples of disjointment at the base materials level Disjointment of integrated circuit(IC)chips.22 5.6 Considerations of sampling and disjointment.25 5.6.1 Introductory remark.25 5.6.2 Sample size required.25 5.6.3 Sample size v.detection limit.26 5.6.4 Composite testing of disjointable samples.27 5.6.5 Non-uniform“homogeneous materials”.28 5.6.6 Determination of sampling position of homogeneous materials.29 6 Conclusions and recommendations.29 Annex A(informative)Examples of procedures for sampling and disjointment.30 Annex B(informative)Probability of presence of restricted substances.40 Annex C(informative)Composite testing and sampling.42 Annex D(informative)Tools used in sampling.44 Annex E(informative)Use of XRF screening techniques in sampling.45 Bibliography.54 Figure 1 Generic iterative procedure for sampling.11 Figure 2 Cell phone with battery charger and camera lens cap.14 Figure 3 Cell Phone with battery and back cover removed.15 Figure 4 Partial disassembly of a cell phone(type B)into its major components.16 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.PAS 62596 IEC:2009(E)3 Figure 5 Complete disassembly of the key pad.17 Fig