| Abbreviation | Definition |
|---|---|
| PAGE | PolyAcrylamide Gel Electrophoresis |
| PAH | Polyaromtic hydrocarbon |
| PAH | Polycyclic Aromatic Hydrocarbons |
| PAH | Polynuclear Aromatic Hydrocarbon |
| PAMS | Photochemical Assessment Monitoring Station |
| PAN | Pesticide Action Network |
| PAN | Phosphoric Acetic Nitric |
| PAO | phenylarsine oxide |
| PAO | Poly Alpha Olefin |
| PAR | Photosynthetic Active Radiation |
| PAT | Proline Alanine And Threonine |
| PAVA | Pelargonic Acid Vanillyl Amide |
| PAVA | Pelargonic Acid Vanillylamide And |
| Pb | lead |
| Pb | Plumbum (Lead) |
| PB | Property of Being |
| PBE | Perdew-Burke-Ernzerhof |
| PBO | Piperonyl ButOxide |
| PBS | Phosphate Buffered Saline |
| PBTC | 2-Phosphonobutane -1,2,4-Tricarboxylic Acid |