【英文标准名称】:Gasanalysis-Investigationandtreatmentofanalyticalbias
【原文标准名称】:气体分析.分析偏差的调查和处理
【标准号】:BSISO15796-2005
【标准状态】:作废
【国别】:英国
【发布日期】:2005-09-05
【实施或试行日期】:2005-09-05
【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】:化学成分;化学分析和试验;含量测定;测定;气体;效果评定;定义;气体分析;试验;调试;检验设备;试验(质量保证);组分;不确定性;浓度(化学);试验气体;分析方法;数据分析;分析;混合气体;偏差
【英文主题词】:Analysis;Assessmentofdefects;Bias;Chemicalanalysisandtesting;Chemicalcomposition;Composition;Concentration(chemical);Dataanalysis;Debugging;Definition;Definitions;Determination;Determinationofcontent;Examination(qualityassurance);Gasanalysis;Gasmixtures;Gases;Inspectionequipment;Methodsofanalysis;Testgases;Testing;Uncertainty
【摘要】:ThisInternationalStandardspecifiesgenericmethodsfordetectingandcorrectingbias(systematicerrors)ofanalyticalproceduresfortheanalysisofgases,usingreferencegasmixturesorreferenceanalyticalprocedures,aswellasforestimatingthecorrectionuncertainty.Themainsourcesof(andparametersaffecting)biasofanalyticalproceduresareinstrumentaldrift(time)andmatrixinterferences(matrixcomposition).Moreover,biasnormallyvarieswithanalyteconcentration.ThisInternationalStandardthereforeestablishesprotocolsfor—detectingandcorrectingdriftforananalyticalsystemoflimitedstability,—investigatingandhandlingbiasofastableanalyticalsystemforaspecifiedrangeofsamplecomposition,whichareintendedtobeusedinmethoddevelopmentandmethodvalidationstudies,eitherseparatelyorsequentially.ThisInternationalStandardspecifiesproceduresfortwooptions,applicabletosystematiceffects,asfollows:a)tracingtheobservedpatternofdeviationsandcorrectingfortheireffect,b)averagingovertheireffectsandincreasingtheuncertainty,wherenormallythefirstoptionentailsloweruncertaintyattheexpenseofhighereffort.Fortheconvenienceoftheuser,themethodsspecifiedinthisInternationalStandardaredescribedforproceduresofcompositionanalysis,i.e.proceduresformeasuringtheconcentrationofaspecifiedanalyteinagasmixture.However,theyareequallyapplicabletomeasurementsofphysico-chemicalpropertiesofagasorgasmixturerelevanttogasanalysis,andtranslationintothissubjectfieldisstraightforward.
【中国标准分类号】:G04
【国际标准分类号】:71_040_40
【页数】:42P.;A4
【正文语种】:英语