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【英文标准名称】:Gasanalysis-Investigationandtreatmentofanalyticalbias(ISO15796:2005);EnglishversionofDINENISO15796:2008-11
【原文标准名称】:气体分析.分析偏差的调查和处理
【标准号】:DINENISO15796-2008
【标准状态】:现行
【国别】:德国
【发布日期】:2008-11-01
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:分析;分析的;缺陷评估;偏差;化学分析和测试;化学成分;组分;浓缩;浓度(化学);数据分析;调试;定义;测定;含量测定;偏移;检验(质量保证);气体分析;气体混合物;气体分析法;气体;检验设备;测量;测量不确定度;测量系统;测量技术;分析方法;精密度;灵敏度;稳定性;试验气体;测试;不确定
【英文主题词】:Analysis;Analytical;Assessmentofdefects;Bias;Chemicalanalysisandtesting;Chemicalcomposition;Composition;Concentration;Concentration(chemical);Dataanalysis;Debugging;Definition;Definitions;Determination;Determinationofcontent;Drift;Examination(qualityassurance);Gasanalysis;Gasmixtures;Gas-analyticalmethods;Gases;Inspectionequipment;Measurement;Measuringincertainity;Measuringsystems;Measuringtechniques;Methodsofanalysis;Precision;Sensitivity;Stability;Testgases;Testing;Uncertainty
【摘要】:ThisInternationalStandardspecifiesgenericmethodsfordetectingandcorrectingbias(systematicerrors)ofanalyticalproceduresfortheanalysisofgases,usingreferencegasmixturesorreferenceanalyticalprocedures,aswellasforestimatingthecorrectionuncertainty.Themainsourcesof(andparametersaffecting)biasofanalyticalproceduresareinstrumentaldrift(time)andmatrixinterferences(matrixcomposition).Moreover,biasnormallyvarieswithanalyteconcentration.ThisInternationalStandardthereforeestablishesprotocolsfor--detactingandcorrectingdriftforananalyticalsystemoflimitedstability,investigatingandhandlingbiasofastableanalyticalsystemforaspecifiedrangeofsamplecomposition,whichareintendedtobeusedinmethoddevelopmentandmethodvalidationstudies,eitherseparatelyorsequentially.ThisInternationalStandardspecifiesproceduresfortwooptions,applicabletosystematiceffects,asfollows:a)tracingtheobservedpatternofdeviationsandcorrectingfortheireffect,b)averagingovertheireffectsandincreasingtheuncertainty,wherenormallythefirstoptionentailsloweruncertaintyattheexpenseofhighereffortFortheconvenienceoftheuser,themethodsspecifiedinthisInternationalStandardaredescribedforproceduresofcompositionanalysis,i.e.proceduresformeasuringtheconcentrationofaspecifiedanalyteinagasmixture.However,theyareequallyapplicabletomeasurementsofphysico-chemicalpropertiesofagasorgasmixturerelevanttogasanalysis,andtranslationintothissubjectfieldisstraightforward.
【中国标准分类号】:G86
【国际标准分类号】:71_040_40
【页数】:39P.;A4
【正文语种】:英语