ISO INTERNATIONAL STANDARD 16620-1 Firstedition 2015-04-01 Plastics Biobased content Part 1: General principles Plastiques - Teneur biosourcée Partie 1: Principes généraux Reference number ISO 16620-1:2015(E) SO International Organization for Standardization Zhejang Institute of Standardization 5956617 IS02015 Not for Resale, 2015/6/29 08:37:10 IS0 16620-1:2015(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2015 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 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 Prganizationfor Standardization Not for Resale, 2015/6/29 08:37:10 networking permitted without license from IHS IS0 16620-1:2015(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. .1 2 Normative references ..1 3 Terms, definitions, and symbols 3.1 Terms and definitions 1 3.2 Symbols.... ..3 4 Principle .3 5 Calculation methods for biobased content 5 TOC and xB 5.1 Biobased carbon content - xB 5 5.1.1 Biobased carbon content expressed as a percentage of the total organic carbon ..5 5.1.2 Biobased carbon content expressed as a percentage of the total carbon 5 5.2 Biobased synthetic polymer content of a product. .6 5.2.1 Biobased synthetic polymers of product derived wholly from biomass .6 5.2.2 Biobased synthetic polymers of product derived partly from biomass .6 5.3 Biobased mass content 7 5.3.1 Biobased constituents of product derived wholly from biomass 5.3.2 Biobased constituents of product derived partly from biomass .7 AnnexA(informative)Examplesforcalculationofbiobasedcarboncontent .8 Annex B (informative) Examples for calculation of biobased synthetic polymer content and biobased mass content. 9 Bibliography 11 iii dardization5956617 out license from IHS