Tobramycin (trough): convert µg/mL to µmol/L
µmol/L = µg/mL × 2.139
Calculator
Enter a value in any unit and all other units fill in.
Conversion formulas
| µg/mL → µmol/L | µmol/L = µg/mL × 2.139 |
|---|---|
| µmol/L → µg/mL | µg/mL = µmol/L × 0.4675 |
Conversion table
Highlighted: values inside the adult reference range.
| µg/mL | µmol/L |
|---|---|
| 0.5 | 1.07 |
| 1 | 2.139 |
| 1.5 | 3.209 |
| 2 | 4.278 |
| 2.5 | 5.348 |
| 3 | 6.417 |
| 3.5 | 7.487 |
| 4 | 8.556 |
| 4.5 | 9.626 |
| 5 | 10.7 |
Reference range
0 – 2 µg/mL = 0 – 4.278 µmol/L
Source: FDA drug label (DailyMed): tobramycin injection · Last reviewed: 2026-10-14