DIN 19583 T.1-1976 500×500的街道排水沟盖.C级250和D级400组装

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【英文标准名称】:Gullytops500500forroadgullies,classC250andclassD400;summary
【原文标准名称】:500×500的街道排水沟盖.C级250和D级400组装
【标准号】:DIN19583T.1-1976
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:


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基本信息
标准名称:干部任免权限代码
中标分类: 综合 >> 基础标准 >> 分类编码
发布日期:1991-12-18
实施日期:1992-05-01
首发日期:
作废日期:2005-07-26
出版日期:
页数:2页
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所属分类: 综合 基础标准 分类编码
【英文标准名称】:StandardTestMethodforHydrocarbonTypesinLiquidPetroleumProductsbyFluorescentIndicatorAdsorption
【原文标准名称】:用荧光指示剂吸附法测定液态石油产品中烃类物质的标准试验方法
【标准号】:ASTMD1319-2003e1
【标准状态】:现行
【国别】:
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:D02.04.0C
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:润滑剂;烃类;试验;液体;石油产品
【英文主题词】:aromatics;fluorescentindicatoradsorption(FIA);hydrocarbontypes;olefins;saturates;
【摘要】:Thedeterminationofthetotalvolume%ofsaturates,olefins,andaromaticsinpetroleumfractionsisimportantincharacterizingthequalityofpetroleumfractionsasgasolineblendingcomponentsandasfeedstocatalyticreformingprocesses.Thisinformationisalsoimportantincharacterizingpetroleumfractionsandproductsfromcatalyticreformingandfromthermalandcatalyticcrackingasblendingcomponentsformotorandaviationfuels.Thisinformationisalsoimportantasameasureofthequalityoffuels,suchasspecifiedinSpecificationD1655.1.1Thistestmethodcoversthedeterminationofhydrocarbontypesovertheconcentrationrangesfrom5to99volume%aromatics,0.3to55volume%olefins,and1to95volume%saturatesinpetroleumfractionsthatdistillbelow315C.Thistestmethodmayapplytoconcentrationsoutsidetheseranges,buttheprecisionhasnotbeendetermined.Samplescontainingdark-coloredcomponentsthatinterfereinreadingthechromatographicbandscannotbeanalyzed.1.2Thistestmethodisintendedforusewithfullboilingrangeproducts.Cooperativedatahaveestablishedthattheprecisionstatementdoesnotapplytonarrowboilingpetroleumfractionsnearthe315Climit.Suchsamplesarenotelutedproperly,andresultsareerratic.1.3Theapplicabilityofthistestmethodtoproductsderivedfromfossilfuelsotherthanpetroleum,suchascoal,shale,ortarsands,hasnotbeendetermined,andtheprecisionstatementmayormaynotapplytosuchproducts.1.4Thistestmethodhastwoprecisionstatementsdepictedintables.Thefirsttableisapplicabletounleadedfuelsthatdonotcontainoxygenatedblendingcomponents.Itmayormaynotapplytoautomotivegasolinescontainingleadantiknockmixtures.Thesecondtableisapplicabletooxygenateblended(forexample,MTBE,ethanol)automotivesparkignitionfuelsampleswithaconcentrationrangeof13-40volumepercentaromatics,4-33volumepercentolefins,and45-68volumepercentsaturates.1.5Theoxygenatedblendingcomponents,methanol,ethanol,methyl-tert-butylether(MTBE),tert-amylmethylether(TAME),andethyl-tert-butylether(ETBE),donotinterferewiththedeterminationofhydrocarbontypesatconcentrationsnormallyfoundincommercialblends.Theseoxygenatedcomponentsarenotdetectedsincetheyelutewiththealcoholdesorbent.Otheroxygenatedcompoundsshallbeindividuallyverified.Whensamplescontainingoxygenatedblendingcomponentsareanalyzed,correcttheresultstoatotal-samplebasis.1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.Note18212;Forthedeterminationofolefinsbelow0.3volume%,othertestmethodsareavailable,suchasTestMethodD2710.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeSection7,8,1and10.5.
【中国标准分类号】:E30
【国际标准分类号】:75_080;75_080
【页数】:8P.;A4
【正文语种】: