【英文标准名称】:StandardPracticeforOptimization,SampleHandling,Calibration,andValidationofX-rayFluorescenceSpectrometryMethodsforElementalAnalysisofPetroleumProductsandLubricants
【原文标准名称】:石油产品和润滑剂元素分析用X射线荧光光谱法的优化、制样、校正和鉴定的实施规程
【标准号】:ASTMD7343-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D02.03.03
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:分析;分析方法;校正;搬运;润滑剂;最优化;石油产品;物理化学法;样品;证实;X射线;X射线荧光光谱法;X射线光度法
【英文主题词】:calibration;EDXRF;regression;validation;WDXRF
【摘要】:Accurateelementalanalysesofsamplesofpetroleumandpetroleumproductsarerequiredforthedeterminationofchemicalproperties,whichareinturnusedtoestablishcompliancewithcommercialandregulatoryspecifications.1.1Thispracticecoversinformationrelatingtosampling,calibrationandvalidationofX-rayfluorescenceinstrumentsforelementalanalysis,includingallkindsofwavelengthdispersive(WDXRF)andenergydispersive(EDXRF)techniques.Thispracticeincludessamplingissuessuchastheselectionofstoragevessels,transportation,andsub-sampling.Treatment,assembly,andhandlingoftechnique-specificsampleholdersandcupsarealsoincluded.Technique-specificrequirementsduringanalyticalmeasurementandvalidationofmeasurementforthedeterminationoftraceelementsinsamplesofpetroleumandpetroleumproductsaredescribed.Forsamplemixing,refertoPracticeD5854.PetroleumproductscoveredinthispracticeareconsideredtobeasinglephaseandexhibitNewtoniancharacteristicsatthepointofsampling.1.2ApplicableTestMethodsThispracticeisapplicabletotheXRFmethodsunderthejurisdictionofASTMSubcommitteeD02.03onElementalAnalysis:D2622,D4294,D5059,D6334,D6443,D6445,D6481,D7039,D7212,andD7220andthoseunderthejurisdictionoftheEnergyInstitutesTestMethodStandardizationCommittee:IP228,IP336,IP352,IP407,IP433,IP447,IP475,IP489,IP496,IP497,IP503,IP531,andIP532.1.3ApplicableFluidsThispracticeisapplicabletopetroleumandpetroleumproductswithvaporpressuresatsamplingandstoragetemperatureslessthanorequalto101kPa(14.7psi).UsePracticeD4057orIP475tosamplethesematerials.RefertoPracticeD5842whensamplingmaterialsthatalsorequireReidvaporpressure(RVP)determination.1.4Non-applicableFluidsPetroleumproductswhosevaporpressureatsamplingandsamplestorageconditionsareabove101kPa(14.7psi)andliquefiedgases(thatis,LNG,LPG,etc.)arenotcoveredbythispractice.1.5SamplingMethodsThephysicalsamplingandmethodsofsamplingfromaprimarysourcearenotcoveredbythisguide.Itisassumedthatsamplescoveredbythispracticearearepresentativesampleoftheprimarysourceliquid.RefertoPracticeD4057orIP475fordetailedsamplingprocedures.1.6ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E30
【国际标准分类号】:71_040_50
【页数】:6P.;A4
【正文语种】: