ISO INTERNATIONAL STANDARD 10993-12 Fifth edition 2021-01 Biological evaluation of medical devices Part 12: Sample preparation and reference materials Evaluation biologique des dispositifs médicaux - Partie 12: Préparation des échantillons et matériaux de reférence Referencenumber ISO 10993-12:2021(E) OS1 @ IS0 2021 IS0 10993-12:2021(E) COPYRIGHTPROTECTEDDOCUMENT IS02021 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 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2021 - All rights reserved