| Acronym | Meaning |
| PPT | Parts Per Trillion |
| OBE | Optical Bloch Equation |
| RSPT | Rayleigh-Schroedinger Perturbation Theory |
| CEDE | Committed Effective Dose Equivalent |
| BHA | Butylated Hydroxyanisole |
| ESSESA | Expert System For Structure Elucidation From Spectral Analysis |
| GFC | Gel Filtration Chromatography |
| ERAD | Economic And Regulatory Analysis Division (OPPE) |
| DPSV | Differential Pulse Stripping Voltammetry |
| SIPP | Sodium Iron Pyrophosphatepar |