中国调味品
中國調味品
중국조미품
CHINESE CONDIMENT
2014年
8期
85-88
,共4页
响应面分析法%紫背天葵紫色素%超声提取工艺
響應麵分析法%紫揹天葵紫色素%超聲提取工藝
향응면분석법%자배천규자색소%초성제취공예
response surface analysis%purple pigment of Begonia fimbristipula Hance%ultrasonic extraction process
目的：优选三峡库区紫背天葵紫色素超声提取工艺。方法：采用 Box-Behnken 实验设计,结合响应面法,以紫色素得率为响应值,考察影响超声提取的主要因素。结果：超声提取的最佳工艺为用25倍(m/V)60%乙醇,提取2次,提取时间为15 min。在上述条件下,紫色素平均得率为2.783 mg/g,这一结果与模型预测值符合良好。结论：超声提取法提取得率高、操作简便,可用作紫背天葵的开发利用。
目的：優選三峽庫區紫揹天葵紫色素超聲提取工藝。方法：採用 Box-Behnken 實驗設計,結閤響應麵法,以紫色素得率為響應值,攷察影響超聲提取的主要因素。結果：超聲提取的最佳工藝為用25倍(m/V)60%乙醇,提取2次,提取時間為15 min。在上述條件下,紫色素平均得率為2.783 mg/g,這一結果與模型預測值符閤良好。結論：超聲提取法提取得率高、操作簡便,可用作紫揹天葵的開髮利用。
목적：우선삼협고구자배천규자색소초성제취공예。방법：채용 Box-Behnken 실험설계,결합향응면법,이자색소득솔위향응치,고찰영향초성제취적주요인소。결과：초성제취적최가공예위용25배(m/V)60%을순,제취2차,제취시간위15 min。재상술조건하,자색소평균득솔위2.783 mg/g,저일결과여모형예측치부합량호。결론：초성제취법제취득솔고、조작간편,가용작자배천규적개발이용。
Obj ect:To study the optimal conditions of extracting purple pigment from Begonia fimbris-tipula Hance by ultrasonic extraction technology.Methods:Take the yield of purple pigment as the response value,Box-Behnken experimental design and response surface method are applied to investi-gate the factors that affect the ultrasonic extraction.Results:The optimal conditions of ultrasonic extraction are:60% of ethanol,the ratio of liquid to material is 25∶1 (V/m),and extraction time is 1 5 min,extracting for 2 times.The average yield of purple pigment under the above mentioned condi-tions is 2.783 mg/g.The method shows good agreement between the experimental data and the pre-dictive values.Conclusion:Ultrasonic extraction is simple and with high yield,which is suitable for the development and utilization of Begonia fimbristipula Hance.
