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【英文标准名称】:Ironores-Experimentalmethodsforcheckingthebiasofsampling
【原文标准名称】:铁矿石.取样偏差检验的实验方法
【标准号】:BSISO3086-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-05-31
【实施或试行日期】:2006-05-31
【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】:偏差;误差校验;铁矿石;金属矿;矿物;取样;抽样方法
【英文主题词】:Bias;Errorchecking;Ironores;Metalliferousminerals;Minerals;Sampling;Samplingmethods
【摘要】:ThisInternationalStandardspecifiesexperimentalmethodsforcheckingthebiasofsamplingofironores,whensamplingiscarriedoutinaccordancewiththemethodsspecifiedinISO3082,havingasreferenceastopped-beltsamplingmethod.Itisrecommendedthataninspectionofthemechanicalsamplingsystembecarriedoutbeforeconductingbiastesting.SamplingsystemsnotcompletelyinaccordancewithISO3082arenotalwaysexpectedtobebiased.Therefore,biascheckingmaybedonewhenthereissomedisagreementabouttheimportanceofsomedeparturefromtheconditionsofISO3082.Ifonepartyarguesthatthebiasislikelytobesubstantialundersomeparticularsetofconditionsthenbiastestingshouldmostlybedonewhenthoseconditionsapply.NOTEThemethodforanalysisofexperimentaldatadescribedheremayalsobeapplied:a)forcheckingthebiasofsamplepreparationofironores,havingasreferencethemethodsforsamplingpreparationaccordingtoISO3082;b)forcheckingthebiasofsizedistributionofironoresbysieving,havingasreferencethehandsievingmethodsaccordingtoISO4701;c)forcheckingapossiblysignificantdifferenceintheresultsobtainedfromthesamplesofonelotcollectedatdifferentplaces,forexample,aloadingpointandunloadingpoint.
【中国标准分类号】:D31
【国际标准分类号】:73_060_10
【页数】:30P.;A4
【正文语种】:英语