alkannin

1.In contrast with different extraction methods, the alkannin could be extracted quickly and effectively by the ultrasonic wave.

究了超声波法和有机溶剂法取天然紫色素的工艺条件,超声波法可明显色素的取速率。

2.In order to provide a basis for the research and development of gromwell,the studies on domestic extraction of alkannin was reviewed in briefly.

对国内有关紫色素取的概况进行了综述,为究和开发紫依据。