ISO INTERNATIONAL STANDARD 22526-4 First edition 2023-06 Plastics Carbon and environmental footprint of biobased plastics Part 4: Environmental (total) footprint (Life cycle assessment) Plastiques Empreinte carbone et environnementale des plastiques biosources- Partie 4: Empreinte environnementale (totale) (Analyse de cycle de vie) Reference number ISO 22526-4:2023(E) Tso @ IS0 2023 IS0 22526-4:2023(E) COPYRIGHT PROTECTED DOCUMENT @IS02023 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 or IsoO'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 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2023 - All rights reserved