The extraction and separation techniques of oligoprocyanidins(OPC) from the root of wild Sanguisorba officinalis Linn. 对吉林地区野生地榆根低聚原花青素(OPC)进行了提取分离工艺研究。
Sanguisorba is a genus of flowering plants in the family Rosaceae native to the temperate regions of the Northern Hemisphere. The common name is burnet.