煙草中生物堿、甾醇和非揮發(fā)酸的氣相色譜-質(zhì)譜法分析.pdf

1、分類號——UDC注l密級學(xué)位論文煙草中生物堿、甾醇和非揮發(fā)酸的氣相色譜／質(zhì)譜法分析(題名和副題名)許燕娟(作者姓名)指導(dǎo)教師姓名唐婉瑩l研究員許國旺研究員申請學(xué)位級別塑專業(yè)名褪塹蕉墨墨：：論文提交曰期2005。5論文答辯日期壟Q壁量!受學(xué)位授予單位和日期壹室墨墨盤鱟答辯委員會主席評閱人2005年5月31日注1：注明《國際十進(jìn)分類法UDC的分類號。塑室里三查蘭堡!堂垡絲塞塑苧生塑壁：墅壁塑斐堡壟墮塑塑魚塑望塑塑塹塹!I———一Abstra

2、ctTobaccoisflneconomiccropforitsleavesandneededforitstastesensationThequalityoftobaccoproductsisdeterminedbyamultitudinousvarietyofsubstancesintobaccoleaves，whichareextremelycomplexmixturesCompositionsofdifferenttobaccos

3、alenotlhesame，Inthethesis，gaschromatographicmethodsforanalysisofalkaloids，sterolsandnonvolatileacidsintobacco，weredevelopedAlkaloidsandsterolswereanalyzedbyextractiongaschromatographywhilenonvolatileorganicacidsbyderivat

4、ion—gaschromatographyThreekindsofcompoundsintobaccomentionedabovewerequalitativelyanalyzedb)，RT(retentiontime)，RRT(relativeretentiontime)andGC／MSandquantitativelyanalyzedbyIS(internalstandard)Thesimplepretreatmentsprovid

5、edgoodRSDs(alkaloids：2’2～15，O％；sterols：26～88％：nonvolatileorganicacids：0，6～198％)andhighrecoVeries(alkaloids：894～988％；sterols：927～1021％；nonvolatileorganicacids：867～1036％1Baseduponthereseachabove，werelativelydeterminedthequ

6、antityofalkaloids，sterolsandnonvolatileorganicacidsin52differentkindsoftobaccoleavescollectedbyChangdeCigaretteFactoryandcomparedtheirmutualproportionsTherelativecontentsofalkaloids，sterolsandnonvolatileorganicacidsareO9

7、2～303％，002～006％，231～455％ResultsofthisthesisprovideddataforintelligentizedcigarettedesignandhelpedtomducetarandspeedthedevelopmentofcigaretteindustryKeywords：Analysisoftobacco，Alkaloids，Sterols，Nonvolatileorganicacids，GC／