International ISO Standard ISO11626 First edition Natural gas Determination of 2024-02 sulfur compounds Determination of hydrogen sulfide content by UV absorption method Gaz naturel - Détermination des composés soufrés - Determination de la teneur en sulfure d'hydrogene par la méthode d'absorption UV Reference number IsoO 11626:2024(en) @ ISO 2024 IS0 11626:2024(en) COPYRIGHT PROTECTEDDOCUMENT IS02024 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 ofthe requester. ISO copyright office CP 40i: 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 @ IS0 2024 - All rights reserved i