| Active B12 | AB12 | SST/Serum | 48 hours |
| Albumin Creatinine Ratio | ALCR | Urine | 48 hours |
| Albumin | ALB | SST/Serum | 48 hours |
| Alkaline Phosphatase | ALP | SST/Serum | 48 hours |
| Alanine Aminotransferase | ALT | SST/Serum | 48 hours |
| Amylase | AMY | SST/Serum | 48 hours |
| Anti Mullerian Hormone | AMH | SST/Serum | 48 hours |
| Apolipoprotein A1 | APOA | SST/Serum | 48 hours |
| Apolipoprotein B | APOB | SST/Serum | 48 hours |
| Apolipoprotein E | APOE | SST/Serum | 48 hours |
| Anti thyroglobulin Antibodies | TGAB | SST/Serum | 48 hours |
| APTT | APTT | Citrate | 4 hours |
| APTTR | APTR | Citrate | 4 hours |
| AST | AST | SST/Serum | 48 hours |