【英文标准名称】:StandardTestMethodsforElementalAnalysisofLubricantandAdditiveComponents&8212;Barium,Calcium,Phosphorus,Sulfur,andZincbyWavelength-DispersiveX-RayFluorescenceSpectroscopy
【原文标准名称】:润滑剂和添加剂元素分析的标准试验方法.波长色散的X射线荧光光谱测定法测定钡、钙、磷、硫和锌含量
【标准号】:ASTMD4927-2005
【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】:润滑油;测试;X射线荧光光谱法
【英文主题词】:additives;barium;calcium;lubricatingoil;phosphorous;sulfur;wavelength-dispersive;X-rayfluorescence;zinc
【摘要】:Someoilsareformulatedwithorgano-metallicadditiveswhichactasdetergents,antioxidants,antiwearagents,andsoforth.Someoftheseadditivescontainoneormoreoftheseelements:barium,calcium,phosphorus,sulfur,andzinc.Thesetestmethodsprovideameansofdeterminingtheconcentrationoftheseelementswhichinturnprovidesanindicationoftheadditivecontentoftheseoils.1.1Thesetestmethodscoverthedeterminationofbarium,calcium,phosphorus,sulfur,andzincinunusedlubricatingoilsatelementconcentrationrangesshownin.Therangecanbeextendedtohigherconcentrationsbydilutionofsamplespecimens.Additivescanalsobedeterminedafterdilution.Twodifferentmethodsarepresentedinthesetestmethods.1.2TestMethodA(InternalStandardProcedure)InternalstandardsareusedtocompensateforinterelementeffectsofX-rayexcitationandfluorescence(seeSectionsthrough).1.3TestMethodB(MathematicalCorrectionProcedure)ThemeasuredX-rayfluorescenceintensityforagivenelementismathematicallycorrectedforpotentialinterferencefromotherelementspresentinthesample(seeSectionsthrough).1.4Thepreferredconcentrationunitsaremass%barium,calcium,phosphorus,sulfur,orzinc.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:9P.;A4
【正文语种】: