BS ISO 15202-1-2000 工作场所空气.采用感应耦合等离子体原子发射光谱法对气载颗粒物质中金属和非金属的测定.取样
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【英文标准名称】:Workplaceair-Determinationofmetalsandmetalloidsinairborneparticulatematterbyinductivelycoupledplasmaatomicemissionspectrometry-Sampling
【原文标准名称】:工作场所空气.采用感应耦合等离子体原子发射光谱法对气载颗粒物质中金属和非金属的测定.取样
【标准号】:BSISO15202-1-2000
【标准状态】:作废
【国别】:英国
【发布日期】:2000-04-15
【实施或试行日期】:2000-04-15
【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】:空气过滤器;等离子体;空气含量测定;颗粒空气污染物;采样设备;工作环境;金属;容量分析;发射分光光度测定法;含量测定;原子发散光谱法;抽样方法;准金属;空气
【英文主题词】:Air;Airpollution;Airquality;Atmosphere;Atomicabsorptionspectroscopy;Atomicemissionspectrometry;Chemicalanalysisandtesting;Determination;Determinationofcontent;Gasanalysis;Induction;Metalloids;Metals;Operatingstations;Particles;Particulatematter;Quality;Sampling;Samplingequipment;Technicaldatasheets;Workingplaces;Workplacesafety
【摘要】:1ThispartofISO15202specifiesamethodforcollectingsamplesofairborneparticulatematterforsubsequentdeterminationofmetalsandmetalloidsusinginductivelycoupledplasma-atomicemissionspectrometry.2Themethodisnotapplicabletothesamplingofmercury,whichispresentinairinthevapourphaseatambienttemperatures;inorganiccompoundsofmetalsandmetalloidsthatarepermanentgases,e.g.arsine(AsH3);orinorganiccompoundsofmetalsandmetalloidsthatarepresentinthevapourphaseatambienttemperatures,e.g.arsenictrioxide(As2O3).NOTEAlthoughthemethoddoesnotdescribeameansofcollectinginorganiccompoundsofmetalsandmetalloidsthatarepresentinthevapourphase,inmostinstancesthisisrelativelyeasilyachievedbyusingaback-upfilterwhichhasbeenpre-treatedtotrapthecompound(s)ofinterest,e.g.aback-uppaperpadimpregnatedwithsodiumcarbonateissuitableforcollectingarsenictrioxide(seeISO11041).3Themethodisapplicabletopersonalsamplingoftheinhalableorrespirablefractionofairborneparticles,asdefinedinISO7708,andtostaticsampling.
【中国标准分类号】:Z15
【国际标准分类号】:13_040_30
【页数】:26P.;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforLife-CycleCostAnalysisofCorrosionProtectionSystemsonIronandSteelProducts
【原文标准名称】:钢铁产品防腐系统的寿命周期成本分析的标准实施规范
【标准号】:ASTMA1068-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:A05.13
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:成本分析;贴现率;工程经济学;最低成本;寿命周期成本;材料使用寿命;现值分析;规划设计寿命
【英文主题词】:costanalysis;discountrate;engineeringeconomics;leastcost;life-cyclecost;materialservicelife;presentvalueanalysis;projectdesignlife
【摘要】:LCCanalysisisaneconomicmethodforevaluatingalternativesthatarecharacterizedbydifferingcashflowsoverthedesignatedprojectdesignlife.ThemethodentailscalculatingtheLCCofeachalternatecapableofsatisfyingthefunctionalrequirementoftheprojectandcomparingthemtodeterminewhichhas(have)thelowestestimatedLCCovertheprojectdesignlife.TheLCCmethodisparticularlysuitablefordeterminingwhetherthehigherinitialcostofanalternativeiseconomicallyjustifiedbyreductionsinfuturecosts(forexample,rehabilitation,orreplacement)whencomparedtoanalternativewithlowerinitialcostsbuthigherfuturecosts.Ifadesignalternativehasbothalowerinitialcostandlowerfuturecoststhanotheralternatives,anLCCanalysisisnotnecessarytoshowthattheformeristheeconomicallypreferablechoice.1.1Thispracticecoversaprocedureforusinglife-cyclecost(LCC)analysistechniquestoevaluatealternativecorrosionprotectionsystemdesignsthatsatisfythesamefunctionalrequirements.1.2TheLCCtechniquemeasuresthepresentvalueofallrelevantcostsofproducingandrehabilitatingalternativecorrosionprotectionsystems,suchassurfacepreparation,application,construction,rehabilitation,orreplacement,overaspecifiedperiodoftime.1.3UsingtheresultsoftheLCCanalysis,thedecisionmakercanthenidentifythealternative(s)withthelowestestimatedtotalcostbasedonthepresentvalueofallcosts.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H40
【国际标准分类号】:77_060
【页数】:5P.;A4
【正文语种】: