ISO INTERNATIONAL STANDARD 23517 First edition 2021-07 Plastics Soil biodegradable materials for mulch films for use in agriculture and horticulture Requirements and test methods regarding biodegradation, ecotoxicity and control of constituents Plastiques - Matériaux biodégradables dans le sol pour les films de paillage pour utilisation en agriculture et horticulture - Exigences et méthodes d'essai concernant la biodégradation, I'écotoxicité et le controle des constituants Reference number ISO 23517:2021(E) ISO @IS02021 IS0 23517:2021(E) COPYRIGHT PROTECTED DOCUMENT @ iS0 2021 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 0111 Email: [email protected] Website: www.iso.org Published in Switzerland i @ IS0 2021 - All rights reserved