In the process of large-scale extracting research of oridonin, a large amount of components of pigment and fat were also extracted as impurities.

• 在进行冬凌草规模化提取研究中,提取冬凌草甲素的同时还会夹杂大量色素及油脂类杂质,严重干扰冬凌草甲素的分离纯化。