ISO INTERNATIONAL STANDARD 27587 IULTCS IUC 26 Second edition 2021-02 Leather Chemical tests Determination of free formaldehyde in process auxiliaries Cuir-Essais chimiguesDosage du formaldehyde libre dans les auxiliaires de traitement Reference numbers IS0 27587:2021(E) IULTCS/IUC 26:2021(E) C @ IS0 2021 IS0 27587:2021(E) IULTCS/IUC 26:2021(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 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