正交试验优选视膜康颗粒剂挥发油提取工艺

Optimization of extraction process of Shimokang Granule volatile oil by orthogonal design

目的:探讨视膜康颗粒剂挥发油的提取工艺。方法:以加水倍数(A)、浸泡时间(B)、蒸馏时间(C)3因素,挥发油的收得量为指标,按L9(34)正交试验法安排实验。结果:视膜康颗粒剂挥发油较佳的提取工艺为10倍量水,浸泡时间2 h,蒸馏时间8 h。结论:优选得到的工艺稳定、可行。

Objective：To determine the extraction process of volatile oil form Shimokang Granule.Methods： The vapor distillation condition of the volatile oil was optimized by L9（3^4） orthogonal design,using the volume of the volatile oil as target and the factors of the orthogonal design,which were the quantity of water（A）,marinating time（B）,and extract time（C）.Results： The optimized extract process of the volatile oil was the medicinal materials being dipped in 10 times water for 2 h and distilled 8 h by vapor.Conclusion： The optimized process is stable and highly efficient.