AST: convert U/L to µkat/L
µkat/L = U/L × 0.01667
Calculator
Enter a value in any unit and all other units fill in.
Conversion formulas
| U/L → µkat/L | µkat/L = U/L × 0.01667 |
|---|---|
| µkat/L → U/L | U/L = µkat/L × 60 |
Conversion table
Highlighted: values inside the adult reference range.
| U/L | µkat/L |
|---|---|
| 5 | 0.08333 |
| 10 | 0.1667 |
| 15 | 0.25 |
| 20 | 0.3333 |
| 25 | 0.4167 |
| 30 | 0.5 |
| 35 | 0.5833 |
| 40 | 0.6667 |
| 45 | 0.75 |
| 50 | 0.8333 |
| 55 | 0.9167 |
| 60 | 1 |
| 65 | 1.083 |
| 70 | 1.167 |
| 75 | 1.25 |
| 80 | 1.333 |
Reference range
8 – 33 U/L = 0.1333 – 0.55 µkat/L
Source: MedlinePlus (NLM): Aspartate aminotransferase (AST) blood test · Last reviewed: 2026-10-14