BS EN ISO 7932-2004 食品和动物饲料的微生物学.假蜡状芽孢杆菌计数的水平方法.30℃时菌落计数技术

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【英文标准名称】:Microbiologyoffoodandanimalfeedingstuffs-HorizontalmethodfortheenumerationofpresumptiveBacilluscereus-Colony-counttechniqueat30C
【原文标准名称】:食品和动物饲料的微生物学.假蜡状芽孢杆菌计数的水平方法.30℃时菌落计数技术
【标准号】:BSENISO7932-2004
【标准状态】:现行
【国别】:英国
【发布日期】:2004-12-20
【实施或试行日期】:2004-12-20
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:确认;动物饲料;芽胞杆菌;细菌;细菌计数方法;菌落计数技术;定义;食品;水平的;实验室间试验;微生物分析;微生物学;精密度;抽样方法;测试
【英文主题词】:Acknowledgements;Animalfeed;Bacilli;Bacteria;Bacteriacountmethods;Colonycounttechniques;Definitions;Foodproducts;Horizontal;Inter-laboratorytests;Microbiologicalanalysis;Microbiology;Precision;Samplingmethods;Testing
【摘要】:ThisInternationalStandardspecifiesahorizontalmethodfortheenumerationofviablepresumptiveBacilluscereusbymeansofthecolony-counttechniqueat30℃.Itisapplicableto—productsintendedforhumanconsumptionandthefeedingofanimals,and—environmentalsamplesintheareaoffoodproductionandfoodhandling.NOTEInordertohaveapracticabletestmethod,theconfirmatorystagehasbeenrestrictedtothetypicalaspectonMYPagarandthehaemolysistest.Thustheterm"presumptive"hasbeenintroducedinordertoacknowledgethefactthattheconfirmatorystagedoesnotenablethedistinctionofB.cereusfromothercloselyrelatedbutlesscommonlyencounteredBacillusspecies,suchasB.anthracis,B.thuringiensis,B.weihenstephanensis,B.mycoides.AnadditionalmotilitytestmayhelptodifferentiateB.cereusfromB.anthracisincaseswherethepresenceofthelatterissuspected.
【中国标准分类号】:C53
【国际标准分类号】:07_100_30
【页数】:24P;A4
【正文语种】:英语