濃醬兼香型白酒行業(yè)標準的研究.pdf

1、華中農(nóng)業(yè)大學碩士學位論文濃醬兼香型白酒行業(yè)標準的研究姓名：張明春申請學位級別：碩士專業(yè)：生物工程指導(dǎo)教師：祁高富20081201濃醬兼香型白酒標準的研究AbstractWiththegrowingpopularityoftheMaotai—LuzhouflavorliquoraunifiedqualitystandardforitisrequiredThemainpurposeofthisstudyistosetaqualitystan

2、dardfortheMaotai—LuzhouflavorliquorbasedonstudyingtheBaiyunbianliquor(atypicalMaotaiLuzhouflavorliquor)TheMaotai—LuzhouflavorliquorpossessesacombinationofthetypicalflavorcharacteristicsoftheLuzhou—flavourliquorandthoseof

3、theMaotaiflavourliquorthusisdifferentfromvariousliquorswithotherflavors(suchastheLuzhouflavourliquortheFen—flavourliquortheRiceflavourLiquorandtheXifengflavourliquor)Inthisdissertation，thechemicalanalysisandthetasteevalu

4、ationwerecombinationallyusedtodetermineboththechemicalandthesensestandardsoftheMaotaiLuzhouflavorliquorFirstlychemicalanalysisandgaschromatographyanalysiswereemployedtodeterminethemainchemicalstandards(includingtheconten

5、trangeofthetraceelements)Throughourinvestigation，variousbatchesofliquorsweredividedintothreequalitylevels(thesuperioLtheprimaryandthesecondaryclasses)basedonthecontentrangesofthetotalacid，totalestersolids，npropanol，andet

6、hylcaproateForthecommon40％55％(V／V)liquors，thechemicalstandardsofthesuperiorclassproductsare：totalacidmorethanO50gm，totalesterbetween200and400g／L，ethylcaproatebetween060and180eeLThestandardsoftheprimaryclassproductsare“to

7、talacidmorethan040g／L，totalesterbetween150and400g／L，ethylcaproatebetweenO60and150g／LThestandardsofthesecondaryclassproductsare“totalacidmorethanO30g／L，totalesterbetween100and400g／L，ethylcaproatebetween060and150g／LThen—pr

8、opanolcontentofthesethreeclassesofliquorsshouldbebetween025and100g／LSecondlythesensestandardsoftheMaotaiLuzhouflavorliquorweredeterminedbytasteevaluation，andthestandardMaotai—Luzhou—flavorliquorwasdefinedtobecolorless(or

9、yellowish)，transparent，flavorful，aromatic，andcouldbringthedrinkerafineaftertasteAstheproductionprocessoftheMaotai—Luzhou—flavorliquorborrowedheavilyfromtheproductionprocessesofboththeMaotai—flavourliquorandtheLuzhou—flav

10、ourliquor’thecompositionofthearomaoftheMaotaiLuzhou—flavorliquorcombinesthecharacteristicsofboththeLuzhouflavourliquorandthetheMaotaiflavourliquorAllsamplesusedinthisstudyaretypicalandrepresentativeTheresultsaboveCanbeus