Abstract:
PECTROPHOTOMETRICDETERMINATIONOFMICROAMOUNTSOFSn(Ⅱ)INdl┐HMPAOKITYeZhaoyunYangQun(ChinaInstituteofAtomicEnergy,Beijing102413)ABSTRACTAspectrophotometricdeterminationofmicroamountsofSn(Ⅱ)indl-HMPAOkitisde-scribed,withferricchloridehexahydrate-1,10-phenanthrolineaschromogenicreagentisstudied.ThecomplexisformedatpH5,theapparentmolarabsorptivityis2.0×104l·mol-1·cm-1at510nm.Beerslawisobeyedintherangeof0-2.5μg/mlforSn(Ⅱ).Keywordsstannouschloridespectrophotometrydl-hexamethylpropyle-neamineoxime