ST.1509308-3-EN6199848519030832731 185 INTERNATIONALSTANDARDISO9308-3:1998 TECHNICAL CORRIGENDUM1 ISO Published 2000-05-01 DKIYHAPOAHAROPTAHM3ALMANOCTAHAAPTM3ALIWMORGANISATIONINTERNATIONALEDENORMALISATION Water quality - Detection and enumeration of Escherichia coli and coliform bacteria in surface and waste water . Part 3: Miniaturizedmethod(MostProbableNumber)byinoculation inliguid medium TECHNICALCORRIGENDUM 1 Qualite de I'eau - Recherche et denombrement des Escherichia coli et des bacteries coliformes dans les eaux de surface et résiduaires - Partie 3: Methode miniaturisee (nombre le plus probable) pour ensemencement en milieu liquide RECTIFICATIFTECHNIQUE1 iSO/TC 147, Water quality, Subcommittee SC 4, Microbiological methods. Cover, page ili and page 1: In the second element of the title of this part of isO 9308, delete the words “in surface and waste water" and change the third element to give the following new title: " Water quality - Detection and enumeration of Escherichia coli and coliform bacteria - Part 3:Miniaturizedmethod (MostProbable Number) for thedetectionand enumeration ofE.coliinsurfaceandwastewater" ICS 07.100.20 Ref. No. 1SO 9308-3:1998/Cor.1:2000(E) @so 2000 - All rights reserved Printed in Switzerland dization Not for Resale STD.IS0-9308-3-ENGL 1998 4851903077155654T INTERNATIONAL ISO STANDARD 9308-3 First edition 1998-11-15 Water quality - Detection and enumeration of Escherichia coli and coliform bacteria in surface and waste water- Part 3: Miniaturized method (Most Probable Number) by inoculation in liquid medium Qualite de I'eau - Recherche et denombrement des Escherichia coli et des bacteries coliformes dans les eaux de surface et résiduaires Partie 3: Methode miniaturisee (nombre le plus probable) pour ensemencement en milieu liquide This material is reproduced from Iso documents under International Organization for Standardization (ISO) Copyright License Number IHS/ICC/1996.Not for resale.No part of these iso documents may be reproduced in any form, eliectronic retrievai system or otherwise, except as allowed in the copyright law of the country of use. or with the priorwritten consent of IS0(Casepostale56,1211Geneva20, Switzerland,Fax+4122734 10 79),IHS or the IS Licensor's members. ISO Reference number ISO9308-3:1998(E) Copyright Intermational Organization for Standardization No reproduction or networking permitted without license from IHS Not for Resale 4853903 0771557486 ISO 9308-3:1998(E) Contents Page 1 Scope 2 Normative references 3 Terms and definitions 4 Principle.. 5Apparatus 6 Sampling... 7 Culture media and diluent.. 8Procedure. .4 9 Expression of results 10Testreport 11 Performance data.... Annex A (informative) Example of software for statistical analysis of MPNs Annex B (informative) Example of software for computation of MPN .. Annex C (informative) Synthetic sea salt.. .14 Annex D (informative) Performance characteristics of the method. Annex E (normative) Quality criteria for manufacturing of the medium in microtitre plates . .17 Annex F (normative) Preparation of calibration microtitre plates. Bibliography @1SO1998 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from the publisher. InternationalOrganizationforStandardization Case postale 56. CH-1211 Geneve 20. Switzerland [email protected] Printed in Switzerland ii Copyright Intermational Organization for Standardization