【英文标准名称】:StandardTestMethodforDeterminationofAsphaltenes(HeptaneInsolubles)inCrudePetroleumandPetroleumProducts
【原文标准名称】:原油和石油产品中沥青质(庚烷不溶物)测定的标准试验方法
【标准号】:ASTMD6560-2000(2005)
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:D02.14
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:asphaltenes;bitumen;crudepetroleum;dieselfuel;gasoil;heptaneinsolubleresidues;lubricatingoil;residualfueloils
【摘要】:Asphaltenesaretheorganicmoleculesofhighestmolecularmassandcarbon-hydrogenrationormallyoccurringincrudepetroleumandpetroleumproductscontainingresidualmaterial.Theymaygiveproblemsduringstorageandhandlingifthesuspensionofasphaltenemoleculesisdisturbedthroughexcessstressorincompatibility.Theyarealsothelastmoleculesinaproducttocombustcompletely,andthusmaybeoneindicatorofblacksmokepropensity.Theircompositionnormallyincludesadisproportionatelyhighquantityofthesulfur,nitrogen,andmetalspresentinthecrudepetroleumorpetroleumproduct.1.1Thistestmethodcoversaprocedureforthedeterminationoftheheptaneinsolubleasphaltenecontentofgasoil,dieselfuel,residualfueloils,lubricatingoil,bitumen,andcrudepetroleumthathasbeentoppedtoanoiltemperatureof260716;C(see).1.2Theprecisionisapplicabletovaluesbetween0.50and30.0%m/m.Valuesoutsidethisrangemaystillbevalidbutmaynotgivethesameprecisionvalues.1.3Oilscontainingadditivesmaygiveerroneousresults.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.5Thisannexcoversaprocedureforthepreparationofacrudepetroleumresidue(toppedtoanoiltemperatureof260C)suitableforthedeterminationofasphaltenecontent(see).
【中国标准分类号】:E43
【国际标准分类号】:75_080
【页数】:5P.;A4
【正文语种】: