Sensitive Quantification of Liensinine Alkaloid Using a HPLC-MS/MS Method and Its Application in Microvolume Rat Plasma

Figure 4

Chromatogram of (a) liensinine 10 ng/mL, retention time 2.58 min; (b) dauricine (IS) 20 ng/mL, retention time 2.75 min, on Gemini-C18 column at high pH conditions (10 mM NH4HCO3 buffer pH 10).

(a)

(b)