ISO INTERNATIONAL STANDARD 17289 First edition 2014-07-01 Water quality - Determination of dissolved oxygen Optical sensor method Qualite de I'eau - Dosage de I'oxygene dissous - Méthode optique a la sonde Reference number IS0 17289:2014(E) ISO International Organization for Standardization see=Zhejang Institute of Standardization 5956617 @IS02014 vided by IHS under I No reproduction or networking permitted without license from IHS IS0 17289:2014(E) COPYRIGHT PROTECTED DOCUMENT @ISO2014 All rights reserved. Unless otherwise specified, 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 Case postale 56 : CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax +41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland DrganizationforStandardization "," Not for Resale, 2015/3/11 02:31:30 No reproduction or networking permited without license from IHS IS0 17289:2014(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references ..1 3 Principle. 4 Interferences 5 Reagents. ..2 6 Apparatus. .2 7 Procedure ..3 7.1 Sampling .3 7.2 Measuring technique and precautions to be taken .3 7.3 Calibration .4 7.4 Determination ..4 8 Calculation and expression of results .5 8.1 Dissolved oxygen concentration .5 8.2 Dissolved oxygen expressed as percentage saturation ..5 9 Test report .5 Annex A (informative) Physico-chemical data of oxygen in water Annex B (informative) Performance data .13 Bibliography ..14 iii icensee=Zhejiang Institute of Standardization 5956617 ithout license from IHS