| Acronym | Meaning |
| DPD | Diethyl-p-phenylenediamine (test For Chlorine In Water) [93-05-0] |
| ILS | Ionization Loss Spectroscopy |
| ADW | Asymptotic Distorted Wave |
| EEM | Electronegativity Equalization Method |
| GOEZS | Global Ocean Euphotic Zone Study |
| DTPMP | Diethylenetriaminopenta(methylenephosphonic Acid) |
| AA | Activation Analysis |
| FFA | Free Fatty Acid |
| QR-MWH | Quasi-relativistic Mulliken-Wolfsberg-Helmholz Method |
| DRPA | Direct Random Phase Approximation |