ESI-MS data were acquired on a ThermoQuest Finnigan TSQ 7000 spectrometer in dichloromethane-methanol mixtures to which a 10 mmol/L ammonium acetate solution was added.

• 我在文献中看到他们做液质，但是看不大明白，下面是那句话，哪位考友帮忙解释一下，非常感谢