International ISO Standard ISO 22662 IDF 198 Milk and milk products - Second edition 2024-03 Determination of lactose content by high-performance liquid chromatography (reference method) Lait et produits laitiers - Détermination de la teneur en lactose par chromatographie liquide haute performance (méthode de A référence) Reference numbers ISO22662:2024(en) IDF 198:2024(en) ISO and IDF 2024 IS0 22662:2024(en) IDF 198:2024(en) COPYRIGHT PROTECTED DOCUMENT @ ISO and IDF 2024 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 International Dairy Federation CP401·Ch.deBlandonnet8 Silver Building· Bd Auguste Reyers 70/B CH-1214 Vernier, Geneva B-1030 Brussels Phone: +41 22 749 01 11 Phone: +32 2 325 67 40 Fax: +32 2 325 67 41 Email: copyright@iso.org Email: info@fil-idf.org Website: www.iso.org Website: www.fil-idf.org Published in Switzerland ISOandIDF2024-Allrightsreserved i