| GC-C-IRMS | Gas chromatography-combustion-isotope ratio mass spectrometry |
|---|---|
| GC-MS | Gas-liquid chromatography-mass spectrometry |
| GF-AAS | Graphite furnace atomic absorption spectrometry |
| HPLC-ESI-MS | High-performance liquid chromatography-electrospray ionization-mass spectrometry |
| HPLC-MS | High-performance liquid chromatography-mass spectrometry |