【英文标准名称】:Stationarysourceemissions-DeterminationofthemassconcentrationofPCDDs/PCDFs-Identificationandquantification
【原文标准名称】:固定源排放.PCDDs/PCDFs的质量浓度测定.标识及量化
【标准号】:BSEN1948-3-1997
【标准状态】:作废
【国别】:英国
【发布日期】:1997-10-15
【实施或试行日期】:1997-10-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:定量分析;化学分析和试验;质量控制;空气;固定的;工业空气污染物;干扰(化学);多氯化二苯并呋喃;色谱法;污染;定性分析;气相色谱法;燃烧产物;含量测定;校正;污染物气体;再现性;质谱学;空气污染;气体分析
【英文主题词】:
【摘要】:ThepresentPartoftheStandardspecifiestheidentificationandquantificationproceduresofthesampledPCDDs/PCDFs.Itisanintegralpartofthecompletemeasurementprocedure.TheuseoftheothertwoPartsofthisStandard,EN1948-1:1996andEN1948-2:1996,describingsamplingandextractionandclean-up,respectively,isnecessaryforthedeterminationofthePCDDs/PCDFs.ThisStandardhasbeendesignedtomeasurePCDD/PCDFconcentrationsatabout0,1ngI-TEQ/minstationarysourceemissions.ThisStandardspecifiesbothmethodvalidationandaframeworkofqualitycontrolrequirementswhichhavetobefulfilledbyanyPCDD/PCDFidentificationandquantificationmethodstobeapplied.SomemethodsaredescribedindetailinannexAasexamplesofprovenprocedures.Eachofthethreesamplingmethods(Part1)canbecombinedwiththeextractionandclean-up(Part2)andtheidentificationandquantificationtocompletethemeasurementprocedure.Duringcomparisonmeasurementsonamunicipalwasteincineratoratthelevelofabout0,1ngI-TEQ/mthesethreemethodshavebeendeemedcomparablewithintheexpectedrangeofuncertainty.Validationtrialswereperformedonthefluegasofmunicipalwasteincineratorsatthelevelofabout0,1ngI-TEQ/mandadustloadingoffrom1mg/mto15mg/m.Inprincipleitisnotpossibletoevaluatetheaccuracy(truenessandprecision)ofemissionmeasurements.Followingthevalidationtrialstheinternalandexternalvariabilitieswerecalculatedfortheprocessconsideredandaregiveninclause13.ThesevariabilitiesgiveanindicationofthevariabilitieswhichhavebeenobservedwhenusingthisStandardandneedtobetakenintoaccountwhenexpressingresults.TheproceduredescribedinthethreepartsoftheEN1948:1996laysdownrequirementsinordertomeasureevery2,3,7,8-chlorinesubstitutedPCDD/PCDFcongenerrequiredtocalculatethetotalI-TEQ(seetableA.1ofEN1948-1:1996).
【中国标准分类号】:Z60
【国际标准分类号】:13_040_40
【页数】:34P;A4
【正文语种】:英语


MIL-O-27210F, MILITARY SPECIFICATION: OXYGEN, AVIATOR'S BREATHING, LIQUID AND GAS (01 AUG 1990) [S/S BY MIL-PRF-27210G]., This specification is approved for use by all Departments and Agencies of the Department of Defense. This specification covers the requirements for two types of aviator's breathing oxygen.