BS EN 15784-2009 动物饲料.假芽孢杆菌属的分离和计数

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【英文标准名称】:Animalfeedingstuffs-IsolationandenumerationofpresumptiveBacillusspp
【原文标准名称】:动物饲料.假芽孢杆菌属的分离和计数
【标准号】:BSEN15784-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-09-30
【实施或试行日期】:2009-09-30
【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】:农产品;农业;饲料;杆菌属;细菌纲;细菌计数方法;化学分析和试验;菌落计数技术;计数;定义(术语);含量测定;高效液相色谱法;高效液相色谱分析法;孵育;接种;仪器;实验室间试验;分析方法;微菌落计数;微生物;试样;抽样方法;分离;系统论
【英文主题词】:Agriculturalproducts;Agriculture;Animalfeed;Bacillus;Bacteria;Bacteriacountmethods;Chemicalanalysisandtesting;Colonycounttechniques;Counting;Definitions;Determinationofcontent;Highperformanceliquidchromatography;HPLC;Incubation;Inoculation;Instruments;Inter-laboratorytests;Methodsofanalysis;Microcolonycounts;Microorganisms;Samples;Samplingmethods;Separation;Systemology
【摘要】:ThisEuropeanStandarddefinesgeneralrulesfortheenumerationofprobioticbacilliinfeedscontainingbacilli(Bacillusspecies)asasinglemicroorganism,componentormixedwithothermicroorganisms.Thismethodisnotapplicabletomineralfeedswhicharedefinedascomplementaryfeedingstuffscomposedmainlyofmineralsandcontainingatleast40%crudeash(CouncilDirective79/373/EEC)[3].Therearedifferentcategoriesoffeedsamples:a)Additivescontainingabout1010colonyformingunits(CFU)/g;b)Premixturescontainingabout108CFU/g;c)Feeds,mealorpellets,whichcontainabout106CFU/gandincludecompletefeedingstuffs,andmilkreplacers.Thedetectionlimitsare500(5x102)colonyformingunitspergram(CFU/g).Thelimitsofdeterminationare2x104CFU/g.
【中国标准分类号】:B46
【国际标准分类号】:65_120
【页数】:18P.;A4
【正文语种】:英语