ISO INTERNATIONAL STANDARD 19735 First edition 2023-12 Corrosion of metals and alloys Corrosivity of atmospheres Mapping areas of increased risk of corrosion Corrosion des meétaux et alliages - Corrosivité des atmospheres - Cartographie des zones présentant un risque accru de corrosion Reference number ISO 19735:2023(E) rso @ ISO 2023 IS0 19735:2023(E) COPYRIGHT PROTECTED DOCUMENT @ISO2023 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 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 i @ IS0 2023 - All rights reserved