Dual ultrasonic-assisted dispersive liquid–liquid microextraction coupled with microwave-assisted derivatization for simultaneous determination of 20(S)-protopanaxadiol and 20(S)-protopanaxatriol by ultra high performance liquid chromatography–tandem mass spectrometry
Titel:
Dual ultrasonic-assisted dispersive liquid–liquid microextraction coupled with microwave-assisted derivatization for simultaneous determination of 20(S)-protopanaxadiol and 20(S)-protopanaxatriol by ultra high performance liquid chromatography–tandem mass spectrometry
Auteur:
Zhao, Xian-En Lv, Tao Zhu, Shuyun Qu, Fei Chen, Guang He, Yongrui Wei, Na Li, Guoliang Xia, Lian Sun, Zhiwei Zhang, Shijuan You, Jinmao Liu, Shu Liu, Zhiqiang Sun, Jing Liu, Shuying