低温牛肉制品的安全保鲜技术研究

整理文档很辛苦,赏杯茶钱您下走!

免费阅读已结束,点击下载阅读编辑剩下 ...

阅读已结束,您可以下载文档离线阅读编辑

资源描述

:2009-07-13:(G20060835-01)::(1985-),,,,,E-mail:lu_vanilla@hotmail.com*:(),,,E-mail:ylchen@zju.edu.cn,,,,,,,,,。,,,。、,。,,(、、pH、),,[1]。,T.E-conomou[4]、Gill[5][6]EDTA,[7]、[8][9],*(,310029):、、、,7℃,。、、。:、、,、,0.1460g/kg,60%14.55g/kg,0.0684g/kg,2.084g/kg。:;;;:TS205.7:A:1001-7119(2010)06-0884-07StudiesonSafePreservationTechniquesofLow-temperatureBeefProductsXIALu,CHENYouliang*(CollegeofAnimalScience,ZhejiangUniversity,Hangzhou310029,China)Abstract:Thesaucebeefwasvacuumpackaged,andstoredat7℃aftersoakedinmultiplepreservativesolutionconsistsofNisin,sodiumlactic,potassiumsorbate,sodiumdiacetateandcitricacid.Thetotalbacteriaastheparametertovaluethepreservationeffect.Theinteractionsoftheformerfourantimicrobialswerestudiedbyfourfactorsquadraticregressionorthogonalrotatingdesignandtheoptimumproportionwasfound.Theresultsshowedtheorderofantibacterialeffect:Nisin,sodiumlactic,potassiumsorbateandsodiumdiacetate.TheobviousinteractionswerefoundbetweenNisinandlacticacidsodium,Nisinandpotassiumsorbate.TheoptimumaddedamountwereNisin0.1460g/kg,sodiumlactic14.55g/kg,potassiumsorbate0.0684g/kg,sodiumdiacetate2.084g/kg.Keywords:preservative,lowtemperaturesaucebeef,antibacterial,interactionVol.26No.6Nov.2010266201011BULLETINOFSCIENCEANDTECHNOLOGY6。,、、,、、,,,。11.1(1):()。(2):(,≥1000IH/mg);60%(,);();();()。(3):PA15/CPP70(:14cm×22cm;:18)。(4):DGX-9143B-1;HWS-380、SPX-150;;DZQ400/ZD;Sar-toriusBS110;ACS-15A;YXQSG41280;;。1.21.2.1(1),,200g,4%、1%、7%、5%、0.8%,,7℃2d,。(2)0.1%、、、,0.05%,1%、,,20%90℃。(3),,,。(4)3~5s,,,7℃。1.2.21.2.2.1,、、(0.075g/kg),GB2760-2007,1。1.2.2.2100g3~5s,105g,5g。5%。,1Table1CodesandconcerntrationsofantimicrobialsX1Nisin/(g/kg)X260%/(g/kg)X3/(g/kg)X4/(g/kg)+20.5300.0753.0+10.4250.0602.500.3200.0452.0-10.2150.0301.5-20.1100.0151.02Table2ConcerntrationsofantimicrobialsinmultiplepreservativesolutionX1Nisin/%X260%/%X3/%X4/%+21.0600.156.0+10.8500.125.000.6400.094.0-10.4300.063.0-20.2200.032.0.885263Table3ResultsofquadraticregressionorthogonalrotatingdesignX1X2X3X4Y[lg(cfu)/g]111113.242111-13.25311-113.24411-1-13.2651-1113.2261-11-13.2671-1-113.2381-1-1-13.249-11113.1010-111-13.1311-11-113.1812-11-1-13.2013-1-1113.0614-1-11-13.0815-1-1-113.1016-1-1-1-13.111720003.4518-20003.111902003.16200-2003.102100203.12,2,0.15%。1.2.3GB/T4789.2-2003《-》,1,8。1.2.4SAS(8.2),。22.17℃33()7d,,1。1,4,5,6500cfu/g,,8,173000cfu/g,1000~2000cfu/g;()3500cfu/g,4,10003000cfu/g(1.6×104cfu/g)。2.22.2.1,,3。3,0002,5002,0001,5001,0005000/(cfu/g)012345678/17℃8Fig.1Changesintotalbacteriacountsof33samplesstoredat7℃886624Fig.2Singlefactorutilitycurvesofthefourantimicrobia1sYX1X2X3X4-2-1.521.510.50-0.5-1X()Y()2.2.2SAS(8.2)RSREG,Y,、、、X1、X2、X3X4。FP0.0001,,,,。。F(1.47)0.05F(3.64),P(0.3114)0.05,,,。:Y=3.122500+0.071250X1+0.015417X2-0.007917X3-0.007917X4+0.041354X12-0.010625X1X2+0.010625X1X3-0.003125X1X4+0.003854X22-0.003125X2X3+0.003125X2X4+0.002604X32-0.005625X3X4+0.003854X42tX1,X2Y,X1X2X3=X4,,,,。,、(P0.05),。2.2.3,,,,4:Y1=3.122500+0.071250X1+0.041354X12Y2=3.122500+0.015417X2+0.003854X22Y3=3.122500-0.007917X3+0.002604X32Y4=3.122500-0.007917X4+0.003854X42,(2):,X1-0.8615,0.21g/kg;X2-2,20g/kg;X31.5202,0.068g/kg;X41.0271,2.51g/kgX1X2X3X4Y[lg(cfu)/g]2200-203.132300023.1124000-23.152500003.112600003.122700003.122800003.112900003.133000003.163100003.123200003.113.88726,。,;,。2.2.4,、(P0.05)。,0,:Y12=3.122500+0.071250X1+0.015417X2+0.041354X12+0.003854X22-0.010625X1X2Y13=3.122500+0.071250X1-0.007917X3+0.041354X12+0.002604X32+0.010625X1X3,。,,,。,,,。,,0,-2,,,,20g/kg,;-2,-2-1,,-1+2,。,0,(-2,-1),(-2,+1.9),,;(-1.1,+2),(+1.9,+2),,。:X1=-1.118959,X2=-2.0,Y12min=3.055356;X1=-1.119959,X3=1.999075,Y13min=3.05365。0.1881g/kg,20g/kg,3.0554。0.1880g/kg,0.07499g/kg,3.05365。。2.2.5,X1=-1.54,X2=-1.09,X3=1.56,X4=0.42,,0.1460g/kg,60%14.55g/kg,0.0684g/kg,2.084g/kg,,3.04284,。3(1)82000cfu/g,4,10003000cfu/g,1.6×104cfu/g。,;(2),、、,,。,,。,,、[10],,。,,,。,,(、、pHEDTA)[11]。,,,。,、8886(P0.05),[6][9]。,20g/kg,。,。,,。(3),,,,,,。,,,。4(1)、(Py3.4573.3233.1893.0552.002.000.67-0.67-2.00x10.67-0.67-2.00x2y()x1-2-1012210-1-2x1x2x2a.b.3Fig.3ResponsesurfaceandcontourlineofNisinandsodiumlacticx:210-1-2x1-2-1012x3x3b.y3.4673.3333.1993.0652.002.000.67-0.67-2.00x10.67-0.67-2.00x3y()x:x14Fig.4ResponsesurfaceandcontourlineofNisinandpotassiumsorbate.a.889260.05);(2)、、,0.1460g/kg,60%14.55g/kg,0.0684g/kg,2.084g/kg。0.075g/kg,3.04284,。:[1],.[J].,1997,18(6):8-11.[2]Rhodehamel,EJ.FDA’sconcernswithsousvidepro-cessing[J].FoodTechnol,1992,46(12),73-76.[3]Delves-Broughton,J.TheuseofEDTAtoenhancetheef?cacyofNisintowardsGramnegativebacteria[J].In-ternationalBiodeteriorationandBiodegradation,1993(32):87-97.[4]TEconomou,NPournis,ANtzimani,etal.Nisin-EDTAtreatmentsandmodifiedatmospherepackagingtoin-creasefreshchickenmeatshelf-life[J].FoodChemistry,2009(114):1470-1476.[5]GillAO,HollyRA.Interactiveinhibitionofmeatspoilageandpathogenicbacteriabylysozyme,NisinandEDTAinthepresenceofnitriteandsodiumchlorideat24℃[J].InternationalJournalofFoodMicrobiology,2003(80):25l-259.[6],,,.、EDTA[J].,2005(9):66-70.[7].()[D].,2003.[8],.———、、Gna[J].,2002(8):235-241.[9],,,.、.,2006,22(8):184-1

1 / 7
下载文档,编辑使用

©2015-2020 m.777doc.com 三七文档.

备案号:鲁ICP备2024069028号-1 客服联系 QQ:2149211541

×
保存成功