张久春赵哲勋(,,300134)研究了水溶性黄酮化合物在不同条件下的稳定性,结果表明,水溶性黄酮在5pH6和有碳水化合物的条件下稳定,自然光对产品有一些降解作用,金属离子K+Na+Al3+Zn2+对产品有稳定作用,Mg2+Fe3+影响明显还原剂质量分数2%Vc氧化剂质量分数2%H2O2对该黄酮化合物影响不明显,还原剂Na2SO3对化合物稳定性影响较大橘皮,黄酮化合物,稳定性:,:2004-07-29,:2004-09-15[1],,1材料与方法11Na2SO3H2O2NaClKClZnCl2Al(NO3)3MgSO4CaCl2FeCl3VC95%HClNaOH,AB812FA,,,pHS3C,UV2501PC(),13131水溶性黄酮的提取,()95%,,AB895%132水溶性黄酮的光谱学特征1172g/mL,200~400nm(400~700nm),280324nm2,[1]280nm01840,324nm01607280nm2结果与讨论216429g/mL,201234d,280nm1cm1,,1/d012345(A)0719070806740645006230612(A)071907140705070006920687221654g/mL,4060708010030min,,280nm1cm,(2),3040607036FoodandFermentationIndustries()2004Vol.30No.11(Total203),80~100,2/3040607080100A(280nm)01850186018501840188019923pHHClNaOHpH12345678910,103mLpH,10mL280nm(3):pH=5~6,;pH=1~4,pH=7~10,pH=5~63pHpH123456789100312030603040310036503680312030803040297243857g/mL,325mL20mL,01g,(4),,24h,,,40(0h)0304030703180315(24h)0281027002960285252140g/mL,K+Na+Al3+Ca2+Zn2+Mg2+1mg/mL,Fe3+64g/mL01234,280nm1cm,51,K+Na+Al3+Fe3+,Fe3+,Mg2+,Zn2+Ca2+;4:K+Na+Al3+Zn2+,Mg2+,Fe3+5H2OK+Na+Ca2+Mg2+Al3+Fe3+Zn2+A(0d)023702450243023702130246o5040236A(1d)02300209022002100193022504500220A(2d)02200204021902130166022304400218A(3d)01870201021801850151021604350214A(4d)017501940213017301430207042702092650mL2%VC2%Na2SO32%H2O202mL,280nm1cm(6),Na2SO3,VCH2O2,24h,2%H2O22%VC,Na2SO3,6H2O2%H2O22%Na2SO32%VC(0h)0065007100430824(24h)004000560019004337研究报告20043011(203)()3结论(1)pH=5~6,;Na2SO3,VCH2O2(2)Ca2+,Mg2+Fe3+K+Na+Al3+Zn2+,Mg2+Fe3+(3);,(4),1JB[],[M].:,198335~482,,[J].,2001(3):138~1413[J]..1994,22(3):36~404[M],1982.2125,,.[J],2003,24(5):81~846,,[J],1997,(5):10~127,,[J],2002,14(1):89~91ResearchonStabilityofWatersolubleFlavonoidsofOrangePeelZhangJiuchunZhaoZhexun(DepartmentofFoodScienceandEngineering,UniversityofTianjinCommerce,Tianjin,300134)ABSTRACTThisarticlestudiedthestabilityofwatersolubleflavonoidcompoundindifferentcondition.Theresultsshowedthatthewatersolubleflavonescompoundismorestableintherangeof5pH7andinthepresenceofcarbohydrates.ThenaturallightcouldleadtocertaindegreeofdecompositionwhileK+,Na+,Al3+,Zn2+contributetothestabilityoftheproduct.Thestabilityisalsoaffectedbythefollowingcompounds:Mg2+,Fe3+havingsignificanteffects,reducingagent2%Vcandoxidizingagent2%H2O2havingnoinfluence,Na2SO3havingremarkableinfluenceontheflavonescompound.Keywordsorangepeel,flavonescompound,stability政策法规标准由中食都庆(菏泽)生物技术有限公司与中国食品发酵工业研究院共同起草制定的大豆肽粉行业标准(QB/T26532004)经中国轻工联合会审定,并报请国家发展和改革委员会批准,将于2005年1月1日起正式实施中食都庆(菏泽)生物技术有限公司是山东都庆股份有限公司中国食品发酵工业研究院与山东省高新技术投资有限公司共同投资兴建的一家高新技术企业,是目前亚洲最大的大豆肽生产基地大豆多功能肽粉具有降低血压和胆固醇调节血脂增强免疫力促进脂质代谢抗疲劳等独特的生理功能,是优质的功能性蛋白添加剂大豆肽粉标准的颁布实施,规范了国内的大豆肽市场,为市场的健康发展奠定了良好基础38研究报告()2004Vol.30No.11(Total203)