Free T4: convert pmol/L to ng/dL
ng/dL = pmol/L × 0.0777
Calculator
Enter a value in any unit and all other units fill in.
Conversion formulas
| pmol/L → ng/dL | ng/dL = pmol/L × 0.0777 |
|---|---|
| ng/dL → pmol/L | pmol/L = ng/dL × 12.87 |
Conversion table
Highlighted: values inside the adult reference range.
| pmol/L | ng/dL |
|---|---|
| 5 | 0.3885 |
| 10 | 0.777 |
| 15 | 1.166 |
| 20 | 1.554 |
| 25 | 1.943 |
| 30 | 2.331 |
| 35 | 2.72 |
| 40 | 3.108 |
| 45 | 3.497 |
| 50 | 3.885 |
| 55 | 4.274 |
| 60 | 4.662 |
Reference range
10.3 – 24.5 pmol/L = 0.8003 – 1.904 ng/dL
Source: MedlinePlus (NLM): Free T4 test · Last reviewed: 2026-10-14