魚油異味成分分析與脫除方法研究.pdf

1、青島海洋大學(xué)碩士學(xué)位論文魚油異味成分分析與脫除方法研究姓名：歐昌榮申請學(xué)位級別：碩士專業(yè)：水產(chǎn)品貯藏與加工指導(dǎo)教師：林洪2000.6.12青媧海洋大學(xué)攢士論文THEANAIYSISANDDEODORIZATION0FFSHol毛oFF—F己AVORSFi婊oilish遮hlysusce西bletodeterio讎ionby馘d鬣ionp糙cessesbecauseofitshi曲l州elsofpolyunsa_tur嫩edl溉dsAde

2、velopedDS(Dyna糙ic辯eadSpace)me穗odologywasappliedfor搬e勺閭ppingofthosevolatileoXidationproducts髓eo滕～flavorcompoundswerepu爆edontotheabsorbentcolumnwim100m1／minhi曲purit)，nitrogena毛65。C島r2魏Leutedwi攮fedislillede鼉魏ef曩leelutedsolv

3、entcollectedby也ismethodhadthe啪icalcharacteriSticsof6shoilandtheconcentrationwassui協(xié)blefor血rtheranalysisBecauseofitsgoodthermalstabm哆andsuperior∽coVe搿ofadsorbedvol8tiles，R濺XTAbecametheadsorbentofourchoiceinthetrapc01umnHi

4、曲reS01utionca瘩ll鑫幫Gc(G鑫se‰燃粕鏟顰囊y)was醢se纛凳r魄eisol教ionof凌osevolatilecompoundsTempefaturewaspro靜ammed，starttemperatureat40。Cfor2min，5。C確intol80。C，andremainediOminA船rmisprocedure，alltlosecompoundscanbeisolatedTheGCcharactero

5、fheadspacevolatileswasusedfort11equalityevalu“onoffishoilanditsp辯d毪ets，itin鑊cae蓮疆ooxl蓮鑫tiondegreeof蠡shoilmo辯。巧ectiVelythanPOV(PeroxideValue)Identificationofthosecompoundwasca_rriedoutbytleappiicationof也e∞mbinationofGC—MS