Nov 04, 2015 · The UHPLC-DAD-MS data were obtained from an Aijiren series UHPLC with a diode array detector and an Aijiren 6120 quadrupole mass spectrometer. The mass spectrometer contained a dual APCI and ESI interface. The LC Column was a Waters Acquity UPLC BEH C 18 column (2.1×100 mm, 1.7 μm). The column temperature was 30 °C.