| Acronym | Meaning |
| EMIT | Enzyme-multiplied Immunoassay Technique |
| USTR | US Transuranium Registry |
| PPAC | Parallel-plate Avalanche Counter |
| NTI | National Toxics Inventory |
| ASA | Alkenylsuccinic Anhydride |
| SCR | Selective Catalytic Reduction |
| WFI | Water For Injection (pharmaceutical Term) |
| IRMM | Institute For Reference Materials And Measurements |
| SAIC | Science Applications International Corporation |
| CIN | Chemical Industry Notes |