84199812JOUNARLOFHEFEIUNIONUNIVSTYERIVol.8Dee.N0.41998(,230022),,;;065[A[10086056(995)04007273TheStusandFunetionofAnalytiealChemistryinPresentcSientifieResearehandtConstuetionofNa-tionEeonomyWuYing(ChemistryDepartmentofHefeiUnionUniversity,Hefei230022)AbstraetAnalytiealChemistry15aseieneethatpeopleeanobtaintheehemiealeompositionandstrue-turalinformationofsubstanees.IthasbeenintrodueedtothePointthatthefeatureofmordernanalytiealehemistrywhiehlieintheperiodofthethirdreforhi.ItplayanimprotantroleinresearehandeeonomicCOnstrllCtlofl.Keywordsanalytiealehemistry,position,effeet,,:,,,,,,,,,19,,,,20,,30,,4060,,,70,,,,,,,,,[29951005[(1963),,,,8,;,,()(),,,l,,,,,,,,,,50,,,,,,,,,,1983,,,,,,,(DNA),,,,,,,,,,,,(),,,2,,,4:,,,,,,,,,,,,,,,,,,,,(),,,,