【英文标准名称】:StandardTestMethodforDeterminationofAdditiveElements,WearMetals,andContaminantsinUsedLubricatingOilsandDeterminationofSelectedElementsinBaseOilsbyInductivelyCoupledPlasmaAtomicEmissionSpectrometry(ICP-AES)
【原文标准名称】:用感应耦合等离子体原子发射光谱法(ICP-AES)测定使用过的润滑油中的添加元素、磨损金属和污染物以及原油中选定元素的标准试验方法
【标准号】:ASTMD5185-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D02.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:添加元素;原子吸收分光光度测定法;杂质;试验;用过的油
【英文主题词】:additive-elements;aluminum;barium;boron;calcium;chromium;copper;emission-spectrometry;ICP;inductivelycoupledplasmaatomicemissionspectrometry;iron;lead;lubricatingoils;magnesium;manganese;molybdenum;nickel;phosphorous,potassium;silicon;silver;sodium;sulfur;tin;titanium;vanadium;wearmetals;zinc
【摘要】:Thistestmethodcoverstherapiddeterminationof22elementsinusedlubricatingoilsandinbaseoils,anditprovidesrapidscreeningofusedoilsforindicationsofwear.Testtimesapproximateafewminutespertestspecimen,anddetectabilityformostelementsisinthelowmg/kgrange.Inaddition,thistestmethodcoversawidevarietyofmetalsinvirginandre-refinedbaseoils.Twenty-twoelementscanbedeterminedrapidly,withtesttimesapproximatingseveralminutespertestspecimen.Whenthepredominantsourceofadditiveelementsinusedlubricatingoilsistheadditivepackage,significantdifferencesbetweentheconcentrationsoftheadditiveelementsandtheirrespectivespecificationscanindicatethattheincorrectoilisbeingused.Theconcentrationsofwearmetalscanbeindicativeofabnormalweariftherearebaselineconcentrationdataforcomparison.Amarkedincreaseinboron,sodium,orpotassiumlevelscanbeindicativeofcontaminationasaresultofcoolantleakageintheequipment.Thistestmethodcanbeusedtomonitorequipmentconditionanddefinewhencorrectiveactionsareneeded.Theconcentrationsofmetalsinre-refinedbaseoilscanbeindicativeoftheefficiencyofthere-refiningprocess.Thistestmethodcanbeusedtodetermineifthebaseoilmeetsspecificationswithrespecttometalcontent.1.1Thistestmethodcoversthedeterminationofadditiveelements,wearmetals,andcontaminantsinusedlubricatingoilsbyinductivelycoupledplasmaatomicemissionspectrometry(ICP-AES).Thespecificelementsarelistedin.1.2Thistestmethodcoversthedeterminationofselectedelements,listedin,inre-refinedandvirginbaseoils.1.3Foranalysisofanyelementusingwavelengthsbelow190nm,avacuumorinert-gasopticalpathisrequired.Thedeterminationofsodiumandpotassiumisnotpossibleonsomeinstrumentshavingalimitedspectralrange.1.4Thistestmethodusesoil-solublemetalsforcalibrationanddoesnotpurporttoquantitativelydetermineinsolubleparticulates.Analyticalresultsareparticlesizedependent,andlowresultsareobtainedforparticleslargerthanafewmicrometers.1.5Elementspresentatconcentrationsabovetheupperlimitofthecalibrationcurvescanbedeterminedwithadditional,appropriatedilutionsandwithnodegradationofprecision.1.6Forelementsotherthancalcium,sulfur,andzinc,thelowlimitslistedinandwereestimatedtobetentimestherepeatabilitystandarddeviation.Forcalcium,sulfur,andzinc,thelowlimitsrepresentthelowestconcentrationstestedintheinterlaboratorystudy.1.7ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specificwarningstatementsaregivenin,,and.
【中国标准分类号】:E34
【国际标准分类号】:71_040_50;75_100
【页数】:8P.;A4
【正文语种】: