ISO INTERNATIONAL STANDARD 22804 First edition 2023-08 Marine technology General technical requirement of marine conductivity-temperature-depth (CTD) measuring instrument Technologiemaritime-Exigence technique generale de I'instrument de mesure de la conductivite, de la temperature et de la profondeur (CTP) en milieumarin Referencenumber IS022804:2023(E) ISO @ISO2023 IS0 22804:2023(E) COPYRIGHTPROTECTEDDOCUMENT IS02023 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 anyform or by anymeans, electronic or mechanical, including photocopying, orposting on theinternetoran intranet,withoutpriorwrittenpermission.Permissioncanberequestedfrom eitherIsoattheaddressbelow or ISO's member body in the country of the requester. ISO copyright office CP401 : Ch.de Blandonnet 8 CH-1214 Vernier,Geneva Phone: +4122 749 0111 Email: [email protected] Website:www.iso.org Published in Switzerland ii @IS0 2023-All rights reserved