目的用高效液相色谱法测定蒲公英颗粒中咖啡酸的含量。

Objective To determine caffeic acid in Pugongying granules by HPLC.

youdao

目的用高效液相色谱法测定蒲公英颗粒中咖啡酸的含量。

Objective To determine caffeic acid in Pugongying granules by HPLC.

youdao