USEOFANELECTRONICNOSETODIFFERENTIATE ZANTHOXYLUMBUNGEANUMMAXIM.OILS

doi:10.3969/j.issn.2095-6002.2010.04.002

Home > Archive>Volume 28, Issue 4, 2010 >9-15. DOI:10.3969/j.issn.2095-6002.2010.04.002

USEOFANELECTRONICNOSETODIFFERENTIATE ZANTHOXYLUMBUNGEANUMMAXIM.OILS
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                        10.3969/j.issn.2095-6002.2010.04.002
                    
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Abstract:

EssentialoilswereextractedfromZanthoxylumbungeanumMaxim.inSichuanProvinceandinHanchengCity,ShaanxiProvincebysupercriticalfluidextractionandsolvent-freemicrowaveextractionrespectively.TheelectronicnosewasusedtodiscriminatetheessentialoilsextractedfromvariousoriginofZanthoxylumbungeanumMaxim.,andbyusingdifferentextractionmethodandprocessconditions.Theodorfingerprintoftheessentialoilswasanalyzedbyprincipalcomponentanalysismethod.ItshowsthattheessentialoilsofZanthoxylumbungeanumMaxim.canbedifferentiatedbyelectronicnose.Theaccumulatedvariancecontributionratesofprincipalcomponent1and2areamong98.989%~99.5969%withdiscriminationindexamong93~95ineachPCAcharts.Thefeasibilityofusingstatisticalqualitycontrolmethodinqualitycontrolandusingdiscriminantfactorialanalysismethodtodiscriminatetheoilswasstudiedpreliminarily.

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ZHENGFu-ping, NING Hong-liang, ZHENG Jing-zhou, XIE Jian-chun, LIU Yu-ping, SUN Bao-guo. USEOFANELECTRONICNOSETODIFFERENTIATE ZANTHOXYLUMBUNGEANUMMAXIM. OILS[J]. Journal of Food Science and Technology,2010,28(4):9-15.

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