【英文标准名称】:StandardTestMethodforBoilingRangeDistributionofGasolineandGasolineFractionsbyGasChromatography
【原文标准名称】:用气相色谱法测定汽油和汽油馏份的沸点范围分布的标准试验方法
【标准号】:ASTMD3710-1995(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【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】:D02.04.0H
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:boilingrangedistribution;gaschromatography;gasoline;gasolineblendingcomponent;Automotiveenginefuels/oils;Boilingrangedistribution;Gaschromatography(GC)--petroleumproducts;Petroleumfractions
【摘要】:ThedeterminationoftheboilingrangedistributionofgasolinebyGCdistillationprovidesaninsightintothecompositionofthecomponentsfromwhichthegasolinehasbeenblended.Thisinsightalsoprovidesessentialdatanecessarytocalculatethevaporpressureofgasoline,whichhasbeentraditionallydeterminedbyTestMethodD323.Inaddition,theTestMethodD86distillationcurvecanbepredictedusingGCDdata.SeeAnnexA1.TheGCDmethodfacilitatesonlinecontrolsattherefinery,anditsresultsofferimprovedmeansofdescribingseveralcarperformanceparameters.Theseparametersinclude:(1)car-startingindex,(2)vapor-lockindexorvapor-liquidratio,and(3)warm-upindex.Thecar-startingandvapor-lockindexeshavebeenfoundtobemostlyaffectedbythefrontendoftheTestMethodD86distillationcurve(uptoabout200x00B0;F(93x00B0;C)).Thewarm-upindexisaffectedbythemiddleandtoalesserextentbythebackendoftheTestMethodD86curve,thatis,thetemperaturescorrespondingtothe50to90%offrange.Sincetheboilingrangedistributionprovidesfundamentalinformationoncomposition,animprovedexpressionfortheaboveperformanceparametersmaybeworkedout,evenwhentheboilingrangedistributioncurveisnotsmooth.Currently,carperformancecannotbeassessedaccuratelyundersuchconditions.1.1Thistestmethodcoversthedeterminationoftheboilingrangedistributionofgasolineandgasolinecomponents.Thistestmethodisapplicabletopetroleumproductsandfractionswithafinalboilingpointof500x00B0;F(260x00B0;C)orlowerasmeasuredbythistestmethod.1.2ThistestmethodisdesignedtomeasuretheentireboilingrangeofgasolineandgasolinecomponentswitheitherhighorlowReidvaporpressureandiscommonlyreferredtoasgaschromatography(GC)distillation(GCD).1.3Thistestmethodhasnotbeenvalidatedforgasolinescontainingoxygenatedcompounds(forexample,alcoholsorethers).1.4Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeNote9and7.2.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:12P.;A4
【正文语种】:英语


【英文标准名称】:Protectiveclothingforuseagainstsolidparticulates-Testmethodofdeterminationofinwardleakageofaerosolsoffineparticlesintosuits
【原文标准名称】:防固体颗粒用防护服.测定细粒气溶胶向服装内渗漏量的试验方法
【标准号】:BSENISO13982-2-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-09-15
【实施或试行日期】:2005-09-15
【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】:
【英文主题词】:
【摘要】:ISO13982-2:2004specifiesatestmethodtodeterminethebarrierefficiencyofchemicalprotectiveclothingagainstaerosolsofdry,finedusts.
【中国标准分类号】:C73
【国际标准分类号】:13_340_10
【页数】:22P;A4
【正文语种】:英语