Phosphatidylcholine was separated from phospholipid by HPLC,and then the dilinoleoylphosphatidylcholine was separated from the obtained phosphatidylcholine by another HPLC system.

• 该文研究了在低温条件下,用乙醇作为溶剂,通过冷冻结晶去杂,从粗制大豆磷脂中精制磷脂酰胆碱的方法。