【英文标准名称】:StandardTestMethodforDeterminationofOlefinContentinDenaturedEthanolbySupercriticalFluidChromatography
【原文标准名称】:超临界流体色谱法测定变性酒精中链烯含量的标准试验方法
【标准号】:ASTMD7347-2007e1
【标准状态】:现行
【国别】:美国
【发布日期】:2007
【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】:D02.04.0C
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:boilingrangedistribution;distillation;gaschromatography;petroleum;simulateddistillation;Boilingrangedistribution;Gaschromatography(GC);Petroleumdistillates
【摘要】:Theboilingrangedistributionoflightandmediumpetroleumdistillatefractionsprovidesaninsightintothecompositionoffeedstocksandproductsrelatedtopetroleumrefiningprocess,Thisgaschromatographicdeterminationofboilingrangecanbeusedtoreplaceconventionaldistillationmethodsforcontrolofrefiningoperations.Thistestmethodcanbeusedforproductspecificationtestingwiththemutualagreementofinterestedparties.ThistestmethodextendsthescopeofboilingrangedeterminationbygaschromatographytoincludelightandmediumpetroleumdistillatefractionsbeyondthescopeofTestMethodD2887(538x00B0;C)andbelowTestMethodD6352(700x00B0;C).Boilingrangedistributionsobtainedbythistestmethodaretheoreticallyequivalenttothoseobtainedbytrueboilingpoint(TBP)distillation(seeTestMethodD2892).TheyarenotequivalenttoresultsfromlowefficiencydistillationsuchasthoseobtainedwithTestMethodD86orD1160.1.1Thistestmethodcoversthedeterminationoftheboilingrangedistributionofpetroleumproducts.Thistestmethodisapplicabletopetroleumdistillateshavinganinitialboilingpointgreaterthan100x00B0;Candafinalboilingpointlessthan615x00B0;Catatmosphericpressureasmeasuredbythistestmethod.1.2Thetestmethodisnotapplicableforanalysisofpetroleumdistillatescontaininglowmolecularweightcomponents(forexample,naphthas,reformates,gasolines,crudeoils).Materialscontainingheterogeneouscomponents(forexample,alcohols,ethers,acidsoresters)orresiduearenottobeanalyzedbythistestmethod.SeeTestMethodsD3710,D2887,D6352,orD5307.1.3Thistestmethodusestheprinciplesofsimulateddistillationmethodology.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G16
【国际标准分类号】:75_160_20
【页数】:9P.;A4
【正文语种】:英语


【英文标准名称】:Codingforrailwaybusinesslocations
【原文标准名称】:铁路事业场所的代码
【标准号】:BSCWA15541-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-05-01
【实施或试行日期】:2006-05-01
【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】:代码;消费者与供货者的关系;国家;数据表示;企业;货物运输;地理学;信息交流;机构;铁路运输;铁路设施;铁路
【英文主题词】:Codes;Consumer-supplierrelations;Countries;Datarepresentation;Enterprises;Freighttransport;Geography;Informationexchange;Organizations;Railtransport;Railwayapplications;Railways
【摘要】:
【中国标准分类号】:S90
【国际标准分类号】:03_220_30
【页数】:10P;A4
【正文语种】:英语