ISO/TS TECHNICAL SPECIFICATION 22687 First edition 2018-08 Rubber Framework for assessing the environmental fate of tyre and road wear particles (TRWP) CaoutchoucLignes directrices pour évaluerle devenir environnemental des particules émises par I'usure des pneumatiques et de laroute Reference number ISO/TS 22687:2018(E) International Organization for Standardization ee=Shenzhen Institute of Standards and Technology 9972181 @IS02018 IS0/TS 22687:2018(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2018 All rights reserved. Unless otherwise specified, or required in the context of its implementation, 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. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Fax: +41 22 749 09 47 Email: copyright@iso.org Website: www.iso.org Published in Switzerland Internatinir Drganization for Standardization Licensee-Shenzhen Inste f Standards and@eJS- All rights reserved rious National Standards Bodies Not for Resale, 2018/11/26 07:49:0S No reproduction or networking permitted without license from IHS IS0/TS 22687:2018(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references 3 Terms and definitions ..1 4 Framework for environmental fate analysis .3 4.1 General .3 4.2 Tyre tread manufacture. ..4 4.2.1 General. .4 4.2.2 Chemical selection .4 4.2.3 Tyre tread selection 4 4.2.4 Tyre tread extraction 5 4.2.5 Tread chemical quantification. 5 4.3 Tyre tread service life .5 4.3.1 General. 5 4.3.2 TRWP generation 5 4.3.3 TRWP extraction and chemical quantification 5 4.4 Tyre tread end-of- life 5 4.4.1 General. .5 4.4.2 TRWP weathering 6. 4.4.3 Artificial aging test system 6 4.4.4 Release to water 6 Release to sediment and water .1 4.4.5 4.5 Release fraction and environmental availability estimation .9. 5 Test report .9 Annex A (informative) Calculation of results ..10 Bibliography ..13 Intenationa ganzation28-Allrights reserved iii icensee=Shenzhen Institute of Standards and Technology 9972181 Not for Resale, 2018/11/26 07:49:09