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时间:2020-05-12
《发酵杨梅酒陈酿过程中的甲醇及杂醇油变化.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、福建农业学报30(1):69~74,2015文章编号:1008-0384(2015)01-69-06犉狌犼犻犪狀犑狅狌狉狀犪犾狅犳犃犵狉犻犮狌犾狋狌狉犪犾犛犮犻犲狀犮犲狊李晓娟,吴枭#,叶翌冬,等.发酵杨梅酒陈酿过程中的甲醇及杂醇油变化[J].福建农业学报,2015,30(1):69-74.LIXJ,WUXQ,YEYD,etal.ChangesofMethanolandFuselOilinFermentedRedBayberryWineduringAging[J].犉狌犼犻犪狀犑狅狌狉狀犪犾
2、狅犳犃犵狉犻犮狌犾狋狌狉犪犾犛犮犻犲狀犮犲狊,2015,30(1):69-74.发酵杨梅酒陈酿过程中的甲醇及杂醇油变化李晓娟,吴枭!,叶翌冬,安凤平,宋洪波(福建农林大学食品科学学院,福建福州350002)摘要:采用气相色谱法对发酵制得的杨梅酒以及陈酿15、60和90d杨梅酒中甲醇及杂醇油含量进行测定分析,研究杨梅酒陈酿过程中的甲醇及杂醇油变化规律。结果表明,发酵制得的杨梅酒中不含甲醇,杂醇油含量为290.375mg·L-1,总量适度。陈酿过程中亦不会形成甲醇;陈酿15d时杨梅酒中杂醇油总量及异
3、戊醇、β苯乙醇和苯甲醇等主要醇的含量均明显减少,至60d时不良风味的异戊醇含量仍有较大的降低,呈芳香味的β苯乙醇和苯甲醇等的含量基本不变,此后杂醇油总量及构成较稳定。陈酿60d可有效提高杨梅酒的柔顺性。所建立的杨梅酒中甲醇及杂醇油含量检测方法具有较高的精密度(犚犛犇=1.02%~4.27%),加标回收率为94.091%~100.515%。关键词:杨梅;果酒;气相色谱;甲醇;杂醇油中图分类号:TS261文献标识码:A犆犺犪狀犵犲狊狅犳犕犲狋犺犪狀狅犾犪狀犱犉狌狊犲犾犗犻犾犻狀犉犲狉犿犲狀狋犲犱犚
4、犲犱犅犪狔犫犲狉狉狔犠犻狀犲犱狌狉犻狀犵犃犵犻狀犵LIXiaojuan,WUXiaoqi,YEYidong,ANFengping,SONGHongbo(犆狅犾犾犲犵犲狅犳犉狅狅犱犛犮犻犲狀犮犲,犉狌犼犻犪狀犃犵狉犻犮狌犾狋狌狉犲犪狀犱犉狅狉犲狊狋狉狔犝狀犻狏犲狉狊犻狋狔,犉狌狕犺狅狌,犉狌犼犻犪狀350002,犆犺犻狀犪)犃犫狊狋狉犪犮狋:Methanolandfuseloilinfermentedandagedredbayberrywinewereinvestigatedusingg
5、aschromatographytounderstandthechangesofmethanolandfuseloilduringaging.Resultsshowedthattherewasno-1methanolinfermentedredbayberywine.Thecontentoffuseloilintheredbayberrywinewas290.375mg·Lthatwasareasonablecontent.Methanolwasalsonotgeneratedduringagin
6、g.Thecontentoffuseloil,isobutylalcohol,phenethylalcoholandbenzylalcoholweresignificantlydecreasedintheredbayberrywineaged15d.Continuouslyagingto60d,thecontentofisobutylalcoholresultingofbadflavorwasstillinsignificantdecreasedwhilethecontentofphenethyl
7、alcoholandbenzylalcoholrelatingwitharomaticflavorhadlesschange.Furtheraging,thecontentoffuseloilandcompositionwererelativelystable.Theseindicatedthat60dagingperiodcouldeffectivelychangetheredbayberrywinetosoft.Themethodestablishedindeterminationofmeth
8、anolandfuseloilforredbayberrywineperformedwithhighprecisionandaccuracy(RSDwas1.02%-4.27%),andtherecoveryofstandardadditionwas94.091%-100.515%.犓犲狔狑狅狉犱狊:redbayberry;fruitwine;gaschromatography;methanol;fuseloil[3]杨梅犕狔狉犻犮犪狉狌犫狉犪Sieb.etZucc.是我国传量可至
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