The sample extraction was performed according to the microchemical method (MiccM). The m/z 103, 144,182, 198, 214amu were chosen as MS (SIM) monitoring ions.

• 样品前处理采用了微量化学法(MiccM)技术,质谱(选择离子监测)确证的监测离子选M/Z103、144、182、198、214amu。