4TestTechnologyELECTRONICSQUALITYTheoryandResearchDiscussiononPrincipleandApplicationofX-rayFluorescenceSpectrometerZhaoChen(ShundeEntry-ExitInspectionandQuarantineBureauShunde,Guangdong528303)Abstract:X-rayfluorescencespectrometerplaysanimportantroleinhazardsinspectionwithprovidingconvenient,quickandmulti-elements&multi-channelstestingway.However,thetestingresultsarenotsatisfactory.Actually,it’snotcausedbytheprincipleofequipmentbuttheoperatordoesn’tclearlyknowthetestingprinciple.Thearticlemainlydiscussedtheissueofhowtoestablishpractical-application-orientedstandardsample.Keywords:X-ray;Fluorescencespectrometer;Energydispersion;Samplepreparation;StandardsampleCLCnumber:TH744.16Documentcode:BArticleID:1003-0107(2007)02-0004-04ELECTRONICSQUALITY5TestTechnologyTheoryandResearchnm6TestTechnologyELECTRONICSQUALITYTheoryandResearchELECTRONICSQUALITY7TestTechnologyTheoryandResearchisi