【英文标准名称】:Sensoryanalysis-Methodology-Duo-triotest
【原文标准名称】:感官分析.方法论.对比试验法
【标准号】:BSENISO10399-2010
【标准状态】:现行
【国别】:英国
【发布日期】:2004-07-02
【实施或试行日期】:2004-07-02
【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】:分析;比较试验;定义;对比试验法;食品;试验研究;抽样方法;感官;感官分析;感官分析(食品);试验;试验条件
【英文主题词】:Analysis;Comparativetests;Definitions;Duo-Triotest;Foodproducts;Investigations;Samplingmethods;Sensory;Sensoryanalysis;Sensoryanalysis(food);Testing;Testingconditions
【摘要】:ThisInternationalStandarddescribesaprocedurefordeterminingwhetheraperceptiblesensorydifferenceorsimilarityexistsbetweensamplesoftwoproducts.Themethodisaforced-choiceprocedure.Themethodisapplicablewhetheradifferenceexistsinasinglesensoryattributeorinseveralattributes.Themethodisstatisticallylessefficientthanthetriangletest(describedinISO4120)butiseasiertoperformbytheassessors.Themethodisapplicableevenwhenthenatureofthedifferenceisunknown[i.e.itdeterminesneitherthesizenorthedirectionofdifferencebetweensamples,noristhereanyindicationoftheattribute(s)responsibleforthedifference].Themethodisapplicableonlyiftheproductsarefairlyhomogeneous.Themethodiseffectivefora)determiningthat?eitheraperceptibledifferenceresults(duo-triotestingfordifference),or?aperceptibledifferencedoesnotresult(duo-triotestingforsimilarity)when,forexample,achangeismadeiningredients,processing,packaging,handlingorstorage;b)orforselecting,trainingandmonitoringassessors.Twoformsofthemethodaredescribed:?theconstant-referencetechnique,usedwhenoneproductisfamiliartotheassessors(e.g.asamplefromregularproduction),and?thebalanced-referencetechnique,usedwhenoneproductisnotmorefamiliarthantheother.
【中国标准分类号】:X04
【国际标准分类号】:67_240
【页数】:26P.;A4
【正文语种】:英语