| Acronym | Meaning |
| SIA | Sequential Injection Analysis |
| FAIMS | High-field Asymmetric Waveform Ion Mobility Spectrometry |
| FYNES | Fluorescence Yield Near Edge Spectroscopy |
| ATAD | Auto Thermal Aerobic Digestion |
| TSM | Thickness Shear Mode |
| OHER | Office Of Health And Environmental Research (US Dept. Of Energy) |
| HIBS | Heavy Ion Backscattering Spectrometry |
| NHEXAS | National Human Exposure Assessment Survey |
| SEC | Scaled External Correlation (extrapolation Method In CI Calcn.) |
| PPBA | Plane-wave Plane-wave Born Approximation |