Product Code:SAE AS9230
Title:Bracket, Angle, 90掳 .190 x .312 Bolt
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope:No scope available.【英文标准名称】:StandardTestMethodforParaffin,Naphthene,andAromaticHydrocarbonTypeAnalysisinPetroleumDistillatesThrough200176;CbyMulti-DimensionalGasChromatography
【原文标准名称】:用多维气相色谱法在200℃内分析石油馏分中石蜡、环烃和芳烃类型的标准试验方法
【标准号】:ASTMD5443-2004(2009)e1
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:D02.04.0L
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:aromatics;gaschromatography;hydrocarbontype;multidimensional;naphthenes;paraffins;petroleumdistillates;Aromaticcompounds;Aromatichydrocarbons(AHs);Distillatefuels;Gaschromatography(GC)--petroleumproducts;Naphthaandnaphthaderivative
【摘要】:Aknowledgeofthecompositionofhydrocarbonrefinerystreamsisusefulforprocesscontrolandqualityassurance.Aromaticsingasolinearesoontobelimitedbyfederalmandate.Thistestmethodcanbeusedtoprovidesuchinformation.1.1Thistestmethodcoversthedeterminationofparaffins,naphthenes,andaromaticsbycarbonnumberinlowolefinichydrocarbonstreamshavingfinalboilingpointsof200x00B0;Corless.Hydrocarbonswithboilingpointsgreaterthan200x00B0;Candlessthan270x00B0;Carereportedasasinglegroup.Olefins,ifpresent,arehydrogenatedandtheresultantsaturatesareincludedintheparaffinandnaphthenedistribution.AromaticsboilingatC9andabovearereportedasasinglearomaticgroup.1.2ThistestmethodisnotintendedtodetermineindividualcomponentsexceptforbenzeneandtoluenethataretheonlyC6andC7aromatics,respectively,andcyclopentane,thatistheonlyC5naphthene.Thelowerlimitofdetectionforasinglehydrocarboncomponentorgroupis0.05mass%.1.3Thistestmethodisapplicabletohydrocarbonmixturesincludingvirgin,catalyticallyconverted,thermallyconverted,alkylatedandblendednaphthas.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E30
【国际标准分类号】:
【页数】:11P.;A4
【正文语种】:英语