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【英文标准名称】:Ambientairquality-Standardmethodforthemeasurementoftheconcentrationofozonebyultravioletphotometry
【原文标准名称】:环境空气质量.用紫外线光度测量法测量臭氧浓度的标准方法
【标准号】:BSEN14625-2005
【标准状态】:作废
【国别】:英国
【发布日期】:2005-03-29
【实施或试行日期】:2005-03-29
【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】:紫外线辐射;发射;空气污染;空气净化;规范(验收);空气质量;燃烧设备;环境空气;空气污染控制;干扰;臭氧;臭氧浓度;光度测量法(化学分析);质量浓度;紫外线;基准方法;测量仪器;测量;化学分析和试验;大气;测定;浓缩;测量技术;定义
【英文主题词】:Airpollution;Airpollutioncontrol;Airpurification;Airquality;Ambientair;Atmosphere;Carbonmonoxide;Chemicalanalysisandtesting;Concentration;Definition;Definitions;Determination;Emissions;Firingplants;Infra-red;Infraredabsorption;Interferences;Massconcentration;Measurement;Measuringinstruments;Measuringtechniques;Ozone;Ozoneconcentration;Photometry;Photometry(chemicalanalysis);Referencemethods;Ruralareas;Specification(approval);Testing;Ultraviolet;Ultravioletradiation
【摘要】:Thisdocumentspecifiesacontinuousmeasurementmethodforthedeterminationoftheconcentrationofozonepresentinambientairbasedontheultravioletphotometricmeasuringprinciple.Thisdocumentdescribestheperformancecharacteristics,andsetstherelevantminimumcriteriarequiredtoselectanappropriateultravioletphotometricozoneanalyserbymeansoftypeapprovaltests.ItalsoincludestheevaluationofthesuitabilityofananayserforuseinaspecificfixedsitesoastomeettheDirectivesdataqualityrequirementsandrequirementsduringsampling,calibrationandqualityassurance.Themethodisapplicabletothedeterminationofthemassconcentrationofozonepresentinambientairintherangefrom0μg/mto500μg/m.Thisconcentrationrangerepresentsthecertificationrangeforthetypeapprovaltest.NOTE10μg/mto500μg/mofO3correspondsto0nmol/molto250nmol/molofO3.Themethodcoversthedeterminationofambientairconcentrationsofozoneinzonesclassifiedasruralareas,urbanandurban-backgroundareas.NOTE2OtherrangesmaybeusedformeasurementsystemsappliedatrurallocationsmonitoringEcosystems.Theresultsareexpressedinμg/m(at20℃and101,3kPa).WhenthestandardisusedforotherpurposesthantheEU-directive,therangeanduncertaintyrequirementsneednotapply.
【中国标准分类号】:Z15
【国际标准分类号】:13_040_20
【页数】:90P.;A4
【正文语种】:英语


【英文标准名称】:StandardforRecirculatingSystems
【原文标准名称】:再循环系统标准
【标准号】:ANSI/UL710B-2011
【标准状态】:现行
【国别】:美国
【发布日期】:2011-01-01
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Canteenkitchen;Cookerhoods;Wasteairpurifications
【摘要】:ProposedSecondEditionofUL710Bextensivelyreorganizedandrevisedsuchas:a)IncreasedcorrelationwithUL197,b)ExpandedCaptureTests,c)EmissionTestclarification,d)ExpandedFireExtinguishmentTestAgreementwithUL300,e)AddedFireDamperConnstructionRequirements,f)additionofGlossary,g)additionofnewmarkings,andsoforth.Aboveisanabbreviateddescription.
【中国标准分类号】:Y68
【国际标准分类号】:97_040_20
【页数】:
【正文语种】:英语