| Acronym | Meaning |
| SPLITT | Split-flow Thin [fractionation] |
| VSEPR | Valence-shell Electron-pair Repulsion |
| SCCF | Spin-correlated Crystal Field |
| DSPES | Depth-selective Photoelectron Spectroscopy |
| ECNICI | Electron Capture Negative Ion Chemical Ionization |
| MMDR | Microwave-microwave Double Resonance |
| ADA | N-(2-acetamido) Iminodiacetic Acid |
| PDVSA | Petroleos De Venezuela |
| QSRR | Quantitative Structure-retention Relationships |
| HWSFD | Hazardous Waste Superfund Database |