【英文标准名称】:Ambientair-Determinationofparticle-phasepolycyclicaromatichydrocarbonsbyhighperformanceliquidchromatography
【原文标准名称】:环境空气.高效液相色谱分析法测定粒相多环芳香烃
【标准号】:ISO16362-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-02
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC146
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;污染物气体;试验;烃类;化学分析和试验;表面吸附;环境空气;抽样方法;空气质量;试样制备;多核芳香烃类;空气净化;空气污染;空气;HPLC;芳烃;色谱法;PAH;含量测定
【英文主题词】:Adsorption;Air;Airpollution;Airpurification;Airquality;Ambientair;Aromatichydrocarbons;Chemicalanalysisandtesting;Chromatography;Definitions;Determinationofcontent;Highperformanceliquidchromatography;HPLC;Hydrocarbons;PAH;Pollutantgases;Polynucleararomatichydrocarbons;Samplingmethods;Specimenpreparation;Testing
【摘要】:ThisInternationalStandardspecifiessampling,clean-upandanalysisproceduresforthequantitativedeterminationoflowvolatility(particle-bound)polycyclicaromatichydrocarbons(PAHs)inambientair.Forsampling,alow-volumeoramedium/high-volumesamplingdevicemaybeused.Samplingtimesbetween1hand24harepossible.Thesamplingvolumeflowratescanrangefrom1m/hto4m/h("lowvolumesampler")orfrom10m/htoabout90m/h("medium/high-volumesampler").Inanycase,thelinearfacevelocityatthecollectionfiltershouldrangebetweenabout0,5m/sand0,9m/s.Themethodhasbeenvalidatedforsamplingperiodsupto24h.ThedetectionlimitsforsinglePAHsandthestandarddeviationsresultingfromduplicatemeasurementsarelistedin9.2andAnnexDrespectively.ThisInternationalStandarddescribesasamplingandanalysisprocedureforPAHthatinvolvescollectionfromairontoafilterfollowedbyanalysisusinghighperformanceliquidchromatographyusuallywithfluorescencedetector(FLD).Theuseofadiodearraydetector(DAD)ispossible.Thecombinationofbothdetectortypesisalsopossible(seeAnnexB).Totalsuspendedparticulatematterissampled.Generally,compoundshavingaboilingpointabove430℃(vapourpressurelessthan10kPaat25℃,e.g.chrysene,benz[a]anthracene)canbecollectedefficientlyonthefilteratlowambienttemperatures(e.g.below10℃).Incontrast,athighertemperatures(above30℃,seealsoISO12884),onlyPAHshavingboilingpointsabove475℃(vapourpressurelessthan10kPaat25℃)aredeterminedquantitatively(seeAnnexF).
【中国标准分类号】:Z21
【国际标准分类号】:13_040_01
【页数】:27P.;A4
【正文语种】:英语