| Acronym | Meaning |
| FIIA | Flow Injection Immunoassay |
| MASE | Microwave-assisted Solvent Extraction |
| MDCB | Methods And Data Comparability Board |
| OLDA | Ordinary Linear Discriminant Analysis |
| ELLPAT | Environmental Lead Laboratory Proficiency Analytical Testing |
| MEM | Maximum Entropy Method |
| CDRH | Center For Devices And Radiological Health |
| EFS | Elec. Field Stimulation |
| DIN | Dissolved Inorganic Nitrogen |
| SPCC | System Performance Check Compound |