Urine Lead unit converter
Convert urine lead between µg/L, µmol/L and nmol/L. Type in either box. The factors come from our catalog and are checked by code.
AI-verified against cited sources. Awaiting expert reviewLast reviewed 2026-10-03
1 µg/L = 0.0048 µmol/L. Nothing you type here leaves your browser.
The conversion
- 1 µg/L = 0.004826 µmol/LFrom µg/L to µmol/L: divide by 207.2. Back again: multiply by 207.2.
- 1 µg/L = 4.826 nmol/LFrom µg/L to nmol/L: multiply by 4.826. Back again: divide by 4.826.
Mass and molar units are linked by the molecular weight: 207.2 g/mol (Elemental lead (Pb), standard atomic weight 207.2 (PubChem rounds to 207)). Source: PubChem (National Library of Medicine).
Common values
From zero to about twice the usual upper limit, plus the usual limits themselves.
| µg/L | µmol/L | nmol/L |
|---|---|---|
| 1 | 0.005 | 4.8 |
| 2 | 0.01 | 9.7 |
| 3 | 0.014 | 14.5 |
| 4 | 0.019 | 19.3 |
| 5 | 0.024 | 24.1 |
| 6 | 0.029 | 29 |
| 7 | 0.034 | 33.8 |
| 8 | 0.039 | 38.6 |
| 9 | 0.043 | 43.4 |
| 10 | 0.048 | 48.3 |
Usual ranges in each unit
What labs print as the reference range, by who was tested. Sources for each range are on the Urine Lead page.
| Who | µg/L | µmol/L | nmol/L |
|---|---|---|---|
| Adults | up to 5 | up to 0.024 | up to 24.1 |