| Acronym | Meaning |
| AALA | American Association For Laboratory Accreditation |
| RAST | Radioallergosorbent Test (immunoassay) |
| CLCC | Ceramic Leaded Chip Carrier |
| IGBT | Insulated Gate Bipolar Transistor |
| SS | Split-shell (gaussian Basis Set) |
| VCS | Voluntary Cleanup Section |
| ELCD | Electrolytic Conductivity Detection |
| EU | European Union |
| NRFE | Normalised Relative Fit Error |
| PESM | Photoelectron Spectromicroscopy |