1·Objective:To extract and determine total flavonoids and polysaccharides in Ephedra sinica.
目的：从麻黄中提取总黄酮和多糖，并测定其含量。
2·Objective: to extract and determine total flavonoids and polysaccharides in Ephedra sinica.
目的：从麻黄中提取总黄酮和多糖，并测定其含量。
3·Objective To compare the volatile oil chemical components of Ephedra sinica Stapf producing in different area.
目的分析比较不同产地草麻黄挥发性化学成分的异同。
4·Objective: To set up the fingerprint spectrum of Ephedra sinica from Gansu province and its extract for controlling the quality.
前言： 目的：建立甘肃道地药材麻黄的指纹图谱。