云南野生蓝莓花青素提取工艺研究.pdf
文本预览下载声明
2015年四川省食品科学技术学会四川省营养学会学术年会
云南野生蓝莓花青素提取工艺研究
付晓萍1,刘芬1,张云鹤1,韩中惠1,王雪峰1,谷大海1,黄启超1,高志江27范江平
(1.云南农业大学食品科技学院,云南昆明;2.云南省文山农业学校,云南丈山)
摘 要:【目的]蓝莓果实中富含花青素,是制取天然抗氧化剂的理想原料。[方法]以云南野
生蓝莓为原料,采用单因素和正交实验法,研究了甲醇体积分数、时间、温度、料液比、pH等对影
50
响花青素提取效果的影响。[结果]研究结果表明云南野生蓝莓花青素提取的最佳工艺为:以l:1
取量可以达到64
3.6mg/g,提取效果佳,有广泛应用前景。
关键词:云南野生蓝莓;花青素;抗氧化;提取
Extractionand of fromtheYunnan
purificationpigment
wildblueberries
Fu Yun—hel,Han Da—Hail.
Xiao-pin91.Liu—Fen91,Zhang
Zhong—huil,WangXue.fen91,Gu
HuangQi.cha01,GaoZhi-jian92,Fan
Jiang—ping++
ofFoodScienceand
(1.College Technology,YunNanAgricultural
Yunnan
Wenshan school,WenShan.663000)
Agricultural
wasaimto
Abstract:【Objective】Thisstudy evaluatethe ofofYunnanwild extracts
process blueberry
Itissuitablematerialfortheextraction
ofnatural effectsofdifferent
pigment.[Methods]Theparameters
suchasextractingreagment andtheratioof to were
concentration,temperature,time,Phsamplereagent
studiedforthe extraction factor and
optimalpigment bysingle experimentorthogonaltest.[Results】The
conditionswereobtainedas valueof
optimum follows:extractingreagent50%ethanol,50。C,pH5.0,rate
of tothe 1:150,and wild extracthas antioxidant
sample reagent 5h.[Conclusion]Yunnanblueberry strong
aswell
显示全部