液质联用

EI: Electron Impact　电子轰击
CI: Chemical Ionization　化学电离
FAB: Fast Atom Bombardment　快原子轰击
LSIMS: Liquid Second Ion Mass Spectrometry　液体二次离子电离
ESI: Electrospray Ionization ( Nano ESI )　电喷雾　（纳升喷雾）
TSI: Thermospray Ionization　热喷雾电离
PD: Plasma Desorption　等离子体解吸
FD: Field Desorption　场解吸
FI: Field Ionization　场电离
LD: Laser Desorption　激光解吸
MALDI: Matrix-Assisted Laser Desorption Ionization 基质辅助激光解吸电离
API: Atmosphere Pressure Ionization　大气压电离
APCI: Atmosphere Pressure Chemical Ionization　大气压化学电离
APPI：Atmospheric pressure photoionization 大气压光电电离