| Acronym | Meaning |
| DCA | Discriminant Component Anal. |
| DIN | Direct Injection Nebulizer |
| M-PCILO | Modified PCILO |
| PMOS | P-channel Metal Oxide Semiconductor |
| CHEMFET | Chem. Modified Field Effect Transistor |
| INPADOC | International Patent Documentation Center |
| RI | Refractive Index |
| ORSTB | Overlap-reduced Semiempirical Tight-binding |
| CRAM | Caisse Regionale D'Assurance Maladie |
| SARM | Synthetic Analytical Reference Matrix (US EPA) |