ISO INTERNATIONAL STANDARD 17226-1 IULTCS IUC 19-1 Third edition 2021-02 Leather Chemical determination of formaldehyde content - Part 1: Method using high-performance liquid chromatography Cuir- Dosage chimique du formaldéhyde - Partie 1: Méthode par chromatographie en phase liquide a haute performance Referencenumbers IS0 17226-1:2021(E) S IULTCS/IUC 19-1:2021(E) @ IS0 2021 IS0 17226-1:2021(E) IULTCS/IUC 19-1:2021(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: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2021 - All rights reserved