1、ICS 07.100.30Microbiology of food and animal feeding stuffsHorizontal method for the enumeration of presumptive Bacillus cereusColony-count technique at 30 C(ISO 7932 : 2004)English version of DIN EN ISO 7932Mikrobiologie von Lebensmitteln und Futtermitteln Horizontales Verfahren zur Zhlung vonprsum
2、tivem Bacillus cereus Koloniezhlverfahren bei 30 C (ISO 7932 : 2004)A comma is used as the decimal marker.National forewordThis standard has been published in accordance with a decision taken by CEN/TC 275 to adopt, withoutalteration, International Standard ISO 7932 as a European Standard.The respon
3、sible German body involved in its preparation was the Normenausschuss Lebensmittel und land-wirtschaftliche Produkte (Foodstuffs and Agricultural Products Standards Committee), Technical Commit-tee Mikrobiologische Lebensmitteluntersuchung einschlielich Schnellverfahren.DIN EN ISO 6887-1 is the stan
4、dard corresponding to International Standard ISO 6887-1 referred to in clause 2of the EN.AmendmentsThis standard differs from the February 1998 edition in that it has been completely revised.Previous editionsDIN 10198-1: 1992-08; DIN EN ISO 7932: 1998-02.National Annex NAStandard referred to(and not
5、 included in Normative references and Bibliography)DIN EN ISO 6887-1 Microbiology of food and animal feeding stuffs Preparation of test samples, initialsuspension and decimal dilutions for microbiological examination Part 1: Generalrules for the preparation of the initial suspension and decimal dilu
6、tions(ISO 6887-1 : 1999)DEUTSCHE NORM March 2005DIN EN ISO 7932 No part of this standard may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e.V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).Normena
7、usschuss Bauwesen (NABau) im DINEnglish price group 12www.din.dewww.beuth.de06.05 9632231Continued overleaf.Document comprises 16 pages.SupersedesFebruary 1998 edition.English versionICS 07.100.30 Supersedes EN ISO 7932 : 1998.Management Centre: rue de Stassart 36, B-1050 BrusselsEuropean Committee
8、for StandardizationComit Europen de NormalisationEuropisches Komitee fr NormungMicrobiology of food and animal feeding stuffsHorizontal method for the enumeration of presumptive Bacillus cereusColony-count technique at 30 C(ISO 7932 : 2004) 2004. CEN All rights of exploitation in any form and by any
9、 meansreserved worldwide for CEN national members.Ref. No. EN ISO 7932 : 2004 EMicrobiologie des aliments M-thode horizontale pour le dnombre-ment de Bacillus cereus prsomptifs Technique par comptage des colo-nies 30 C (ISO 7932 : 2004)Mikrobiologie von Lebensmitteln undFuttermitteln Horizontales Ve
10、rfahrenzur Zhlung von prsumtivem Bacil-lus cereus Koloniezhlverfahren bei30 C (ISO 7932 : 2004)This European Standard was approved by CEN on 2004-06-17.CEN members are bound to comply with the CEN/CENELEC Internal Regulationswhich stipulate the conditions for giving this European Standard the status
11、 of anational standard without any alteration.Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Management Centre or to anyCEN member.The European Standards exist in three official versions (English, French, German).A version in a
12、ny other language made by translation under the responsibility of aCEN member into its own language and notified to the Management Centre hasthe same status as the official versions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, theCzech Republic, Denmark, Estonia, Finlan
13、d, France, Germany, Greece, Hungary,Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands,Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland, andthe United Kingdom.December 2004EN ISO 7932Page 2EN ISO 7932 : 200423444457888888999101011121315ForewordInte
14、rnational StandardISO 7932 : 2004 Microbiology of food and animal feeding stuffs Horizontal method for the enumeration ofpresumptive Bacillus cereus Colony-count technique at 30 C,which was prepared by ISO/TC 34 Agricultural food products of the International Organization for Standardi-zation, has b
15、een adopted by Technical Committee CEN/TC 275 Food analysis Horizontal methods, theSecretariat of which is held by DIN, as a European Standard.This European Standard shall be given the status of a national standard, either by publication of an identicaltext or by endorsement, and conflicting nationa
16、l standards withdrawn, by June 2005 at the latest.In accordance with the CEN/CENELEC Internal Regulations, the national standards organizations of the follow-ing countries are bound to implement this European Standard:Austria, Belgium, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, G
17、ermany, Greece, Hungary,Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal,Slovakia, Slovenia, Spain, Sweden, Switzerland, and the United Kingdom.Endorsement noticeThe text of the International Standard ISO 7932 : 2004 was approved by CEN as a Eu
18、ropean Standard withoutany modification.Page 3EN ISO 7932 : 2004Page 4EN ISO 7932 : 2004Page 5EN ISO 7932 : 2004Page 6EN ISO 7932 : 2004Page 7EN ISO 7932 : 2004Page 8EN ISO 7932 : 2004Page 9EN ISO 7932 : 2004Page 10EN ISO 7932 : 2004Page 11EN ISO 7932 : 2004Page 12EN ISO 7932 : 2004Page 13EN ISO 7932 : 2004Page 14EN ISO 7932 : 2004Page 15EN ISO 7932 : 2004
