ISO INTERNATIONAL STANDARD 11814 IDF 162 First edition 2002-11-15 Dried milk Assessment of heat treatment intensity Method using high- performance liquid chromatography Lait sec Evaluation de I'intensité du traitement thermique Methode par chromatographie en phase liquide a haute performance Reference numbers ISO11814:2002(E) ISO IDF 162:2002(E) @ISO and IDF 2002 IHS unde Not for Resale ISO 11814:2002(E) IDF 162:2002(E) PDFdisclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this any liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by ISO member bodies and IDF national ISO and IDF2002 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic ISO copyright office International Dairy Federation Case postale 56. CH-1211 Geneva 20 Diamant Building·BoulevardAugusteReyers80·B-1030Brussels Tel. + 41 22 749 01 11 Tel. + 32 2 733 98 88 Fax + 41 22 749 09 47 Fax + 32 2 733 04 13 E-mail [email protected] E-mail [email protected] Web www.iso.ch Web www.fil-idf.org Printed in Switzerland @ISOandIDF2002-All rights reserved Not for Resale ISO 11814:2002(E) IDF 162:2002(E) Foreword Iso (the International Organization for Standardization) is a worldwide federation of national standards bodies (IsO member bodies). The work of preparing International Standards is normally carried out through IsO technical liaisonwithIsO,alsotakepartinthework.IsOcollaboratescloselywiththeInternationalElectrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEc Directives, Part 3 The main task of technical committees is to prepare International Standards. Draft International Standards adopted bythetechnicalcommitteesare circulatedtothememberbodiesfor voting.PublicationasanInternational Standard requires approval by at least 75 % of the member bodies casting a vote. International Standard ISO 11814JIDF 162 was prepared by Technical Committee ISO/TC 34, Food products, Subcommittee SC 5, Milk and milk products, and the International Dairy Federation (IDF), in collaboration with AOAC International. It is being published jointly by ISO and IDF and separately by AOAC International. Annex A of this International Standard is for information only. ii ISO 11814:2002(E) IDF 162:2002(E) Foreword IDF(theInternationalDairyFederation)isaworldwidefederationofthedairysectorwithaNationalCommitteein carrying out the technical work. IDF collaborates with ISO and AOAC International in the development of standard methodsofanalysisandsamplingformilkandmilkproducts. Draft International Standards adopted by the Action Teams and Standing Committees are circulated to the National Committeesforvoting.PublicationasanInternationalStandardrequiresapprovalbyatleast5o%ofNational Committeescastingavote International Standard ISO 11814JIDF 162 was prepared by Technical Committee ISO/TC 34, Food products, Subcommittee SC 5, Milk and milk products, and the International Dairy Federation (IDF), in collaboration with AOAC International. It is being published jointly by ISO and IDF and separately by AOAC International. properties, under the aegis of its project leader, Mr M.A.J.S. van Boekel (NL). ional Organization for Standardization @ISO and IDF2002-All rights reserved ISO 11814:2002(E) IDF 162:2002(E) Introduction The limits for (extra) low-heat skim milk powder can be influenced by the origin of the milk u