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【英文标准名称】:Determinationofuncertaintyforvolumemeasurementsmadeusingthegravimetricmethod
【原文标准名称】:用重量法对测量的不准确度的测定
【标准号】:ISO/TR20461-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-11
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC48
【标准类型】:()
【标准水平】:()
【中文主题词】:重量分析;容积测量仪表;测量;体积;测量不确定度;容积测量;测定;测量技术
【英文主题词】:Determination;Gravimetricanalysis;Measurement;Measuringincertainity;Measuringtechniques;Volume;Volumemeasurement;Volumemeasuringinstruments
【摘要】:ThisTechnicalReportgivesthedetailedevaluationofuncertaintyforvolumemeasurementsaccordingtotheGuidetotheExpressionofUncertaintyinMeasurement(GUM)[1].ItusesthegravimetricmethodspecifiedinISO8655-6[2]asthereferencemethodforcalibratingpiston-operatedvolumetricapparatus.Ithasbeenarrangedinparagraphstofacilitatedirectaccesstodifferentaspectsofthiskindofevaluationasfollows:—modellingthemeasurementbydescribingthephysicalequationsnecessarytocalculatethevolumeusingthegravimetricmethodofmeasurement;—determinationofthestandarduncertaintyofmeasurementassociatedwiththevolumeV20bydescribingthecalculationprocedureaccordingtotheGUM;—determinationofthesensitivitycoefficientswithanexampleofthecalculationofallsensitivitycoefficientsbyusingcompleteequations,approximationsofequationsandbygivingnumericalvaluesforstandardconditions;—determinationofthestandarduncertaintyassociatedwiththevolumedeliveredbyapiston-operatedvolumetricapparatusgivingthecombinationofthestandarduncertaintyassociatedwiththevolumeV20measuredusingthegravimetricmeasuringsystemandtheexperimentalstandarddeviationassociatedwiththevolumedeliveredbytheapparatus;—determinationofthestandarduncertaintiesofmeasurementwithabriefinsightintothecalculationofuncertaintiesofmeasuringdevicesaccordingtoGUM;—determinationoftheexpandeduncertaintyofmeasurementassociatedwithvolumeV20;—exampleofthedeterminationoftheuncertaintyforvolumemeasurements.
【中国标准分类号】:G04
【国际标准分类号】:17_060
【页数】:10P;A4
【正文语种】:英语