超声波法提取栀子黄色素的工艺研究  

Study on the Ultrasonic Extraction of Yellow Pigment from Gardenia jasminoides Ellis

作　　者：高丽[1] 邓青云[1] 姜益泉[1] 李国元[1] 操德群[1] 

机构地区：[1]湖北工程学院生命科学技术学院,湖北孝感432000

出　　处：《安徽农业科学》2012年第22期11445-11446,11531,共3页Journal of Anhui Agricultural Sciences

基　　金：湖北省自然科学基金重大项目(鄂财企发[2009]91号第931号)

摘　　要：[目的]探讨超声波法提取栀子黄色素的最佳工艺条件。[方法]以栀子果为原料,利用超声波法,研究了提取溶剂、提取时间、料液比、超声波功率、提取温度对栀子黄色素提取率的影响,并通过正交试验确定了栀子黄色素的最佳提取工艺条件。[结果]栀子黄色素的最大吸收波长为440 nm,提取功率为60 W,采用正交试验确定超声提取的最佳工艺条件为提取料液比1∶10 g/ml,提取温度50℃,浸提时间60 min,乙醇浓度50%。[结论]该研究可为栀子黄色素的大规模提取生产提供参考。[Objective] To explore the best ultrasonic extraction conditions of yellow pigment from G.jasminoides.[Method] The yellow pigment was extracted from G.jasminoides fruits,and the impact of solvents,extraction time,solid-liquid ratio,ultrasonic power and extraction temperature on the extraction process was studied,and then the best extraction conditions were determined by orthogonal experiment.[Conclusion] The largest absorptive wavelength of yellow pigment was 440 nm,and the extraction power was 60 W,the best extraction conditions determined by orthogonal experiment were 1∶ 10 g/ml of solid-liquid ratio,50 ℃ of extraction temperature,60 min of extraction duration and 50% of solvent concentration.[Conclusion] The study provided references for the large-scale extraction of Gardenia yellow pigment.

关 键 词：栀子黄色素 提取工艺 超声波 

分 类 号：S131.2[农业科学—农业基础科学]