METHODS The content of phillyrin in forsythia was determinated by using Soxhlet extractor with methanol,separation and purification with the neutral aluminum oxide column and HPLC method.

• 方法采用甲醇索氏提取,中性氧化铝柱层析分离纯化、高效液相色谱法测定连翘中连翘苷含量。