壳聚糖在乌龙茶汁澄清中的应用研究Application Research about Clarification of Chitosan on Oolong Tea Juice
罗志敏;李忠水;林运鸿;陈盛;
摘要(Abstract):
研究了壳聚糖对乌龙茶汁的澄清作用,探讨了pH、壳聚糖添加量及澄清时间对澄清效果的影响.结果表明壳聚糖是一种良好的澄清剂,能提高乌龙茶汁的透光度,而且不影响乌龙茶汁的主要风味物质茶多酚、咖啡碱的含量.
关键词(KeyWords): 乌龙茶汁;壳聚糖;澄清
基金项目(Foundation): 福建师范大学福清分校课题(KY2006006)
作者(Authors): 罗志敏;李忠水;林运鸿;陈盛;
参考文献(References):
- [1]Huang Jianhan,Huang Kelong,Liu Suqin,et al.Adsorption properties of tea polyphenols onto three polymericadsorbents with amide group[J].Journal of Colloid and Interface Science,2007(315):407-414.
- [2]丁志,王赞苗,李永刚,等.壳聚糖在绿茶汁澄清中的应用研究[J].中国食品添加剂,2003(4):90-92.
- [3]苏小玲.乌龙茶饮料的研制及其防沉淀研究[J].加工技术,2007(3):43-44.
- [4]蒋挺大.甲壳素[M].北京:化学工业出版社,2003:341-348.
- [5]Sandipan Chatterjee,Sudipta Chatterjee,Bishnu P Chatterjee,et al.Clarification of fruit juice with chitosan[J].Process Biochemistry,2004,39(12):2229-2232.
- [6]Rungsardthong Vilai,Wongvuttanakul Nijarin,Kongpien Nilada,et al.Application of fungal chitosan for clarificationof apple juice[J].Process Biochemistry,2006,41(3):589-593.