A methodhasbeendevelopedtodetermine10elementsinBrazilianredwinesusinghigh-resolution
continuumsource flame atomicabsorptionspectrometry,atechniquethatallowsthefastsequential
determination ofanessentiallyunlimitednumberofelementspersample,eachoneunderpreviously
optimized conditions.Allmeasurementsweremadewithoutsamplepreparation,usingaqueous
standardsolutionsforcalibration.Theresultswereinagreementwithin99%ofconfidence (t-test) with
those obtainedbyinductivelycoupledplasmaopticalemissionspectrometry.Thesamegrape, Cabernet
sauvignon, wasusedinallexperiments,andthewinesfromeachregionwerepreparedespeciallyforthis
investigationinordertoavoidanyconfusionduetograpesfromotherregions,whichareoftenusedin
commercialwines.TheelementsK,Mn,RbandSrwerefoundtobethebestindicatorsfortheoriginof
the wines,basedonaPrincipalComponentAnalysis.
ความละเอียด methodhasbeendevelopedtodetermine10elementsinBrazilianredwinesusinghighcontinuumsource ไฟ atomicabsorptionspectrometry, atechniquethatallowsthefastsequentialกำหนด ofanessentiallyunlimitednumberofelementspersample, eachoneunderpreviouslyปรับเงื่อนไขAllmeasurementsweremadewithoutsamplepreparation, usingaqueousstandardsolutionsforcalibrationTheresultswereinagreementwithin99% ofconfidence (t-ทดสอบ) กับobtainedbyinductivelycoupledplasmaopticalemissionspectrometry เหล่านั้นThesamegrape, Cabernetปกติ wasusedinallexperiments, andthewinesfromeachregionwerepreparedespeciallyforthisinvestigationinordertoavoidanyconfusionduetograpesfromotherregions, whichareoftenusedincommercialwinesRbandSrwerefoundtobethebestindicatorsfortheoriginof TheelementsK, Mnไวน์ basedonaPrincipalComponentAnalysis
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เป็น methodhasbeendevelopedtodetermine10elementsinbrazilianredwinesusinghigh ละเอียด
continuumsource เปลวไฟ atomicabsorptionspectrometry atechniquethatallowsthefastsequential
ofanessentiallyunlimitednumberofelementspersample , ความมุ่งมั่น , ปรับสภาพ allmeasurementsweremadewithoutsamplepreparation eachoneunderpreviously
. ,
usingaqueous standardsolutionsforcalibration .theresultswereinagreementwithin99 % ที่กำหนด ( t-test ) กับผู้ obtainedbyinductivelycoupledplasmaopticalemissionspectrometry thesamegrape
. ,
Cabernet Sauvignon , wasusedinallexperiments andthewinesfromeachregionwerepreparedespeciallyforthis investigationinordertoavoidanyconfusionduetograpesfromotherregions whichareoftenusedin
, , commercialwines . theelementsk , MN ,rbandsrwerefoundtobethebestindicatorsfortheoriginof
ไวน์ basedonaprincipalcomponentanalysis .
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