ISO INTERNATIONAL STANDARD 13559 IDF 153 First edition 2002-11-01 Butter, fermented milks and fresh cheese Enumeration of contaminating microorganisms Colony-count technique at 30 °C Beurre, laits fermentés et fromage frais Denombrement des micro- organismes contaminants-Technique par comptage des colonies a30 ℃ Reference numbers ISO13559:2002(E) ISO IDF 153:2002(E) @ISO and IDF 2002 HS unde Not for Resale ISO 13559:2002(E) IDF 153:2002(E) PDF disclaimer 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 DairyFederation 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.org Web www.fil-idf.org Printed in Switzerland @ ISO and IDF 2002 -All rights reserved itted without license from IHS Not for Resale ISO 13559:2002(E) IDF 153:2002(E) Foreword Iso (the International Organization for Standardization) is a worldwide federation of national standards bodies liaison with sO, also take part in the work. IsO collaborates closely with the International Electrotechnical 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 by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibility that some of the elements of this International Standard may be the subject of patent rights. sO shall not be held responsible for identifying any or all such patent rights. International Standard ISO 13559| IDF 153 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. ii ISO 13559:2002(E) IDF 153:2002(E) Foreword IDF (the International Dairy Federation) is a worldwide federation of the dairy sector with a National Committee in 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%oftheNational Committeescastingavote International Standard ISO 13559| iDF 153 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. All work was carried out by the Joint ISO/IDF/AOAC Action Team, Non-Pathogen Contaminants, under the aegis of its project leader, Mr D. van den Berg (NL). a