| Acronym | Meaning |
| EARISS | Energy And Angle Resolved Ion Scattering Spectroscopy |
| DO | Diatomic Orbital |
| DIA | Drug Information Association |
| MMP | Matrix Metalloproteinase |
| ABWAG | Abwasserabgabengestres (Germany Wastewater Discharge Law Regulates Cost Per Volume) |
| NICI | Negative Ion Chemical Ionization (mass Spectrometry) |
| ECR | Eriochrome Cyanine Rpar |
| NVR | Non-volatile Residue |
| MRM | Multiresidue Method |
| ELF | Electron Localization Function |