Micromoles to millimoles
Type a value in µmol to get it in mmol instantly.
0.1mmol
Nothing on our list is smaller: a tablet of aspirin is 17× more. That is about 6.022×10¹⁹ particles.
Convert the other way: mmol to µmol
What it means
How many particles?
Avogadro’s constant has been fixed at exactly 6.02214076×10²³ per mole since the 2019 SI redefinition.
The math
How to convert µmol to mmol
To convert micromoles to millimoles, multiply by 0.001.
Example: 100 µmol × 0.001 = 0.1 mmol.
In the other direction, 1 mmol = 1,000 µmol.
Every unit
Your amount in every unit
Tables
µmol to mmol conversion table
| µmol | mmol |
|---|---|
| 0.1 µmol | 1×10⁻⁴ mmol |
| 0.5 µmol | 0.0005 mmol |
| 1 µmol | 0.001 mmol |
| 2 µmol | 0.002 mmol |
| 5 µmol | 0.005 mmol |
| 10 µmol | 0.01 mmol |
| 25 µmol | 0.025 mmol |
| 50 µmol | 0.05 mmol |
| 100 µmol | 0.1 mmol |
| 250 µmol | 0.25 mmol |
| 500 µmol | 0.5 mmol |
| 1,000 µmol | 1 mmol |
mmol to µmol conversion table
| mmol | µmol |
|---|---|
| 0.1 mmol | 100 µmol |
| 0.5 mmol | 500 µmol |
| 1 mmol | 1,000 µmol |
| 2 mmol | 2,000 µmol |
| 5 mmol | 5,000 µmol |
| 10 mmol | 10,000 µmol |
| 25 mmol | 25,000 µmol |
| 50 mmol | 50,000 µmol |
| 100 mmol | 100,000 µmol |
| 250 mmol | 250,000 µmol |
| 500 mmol | 500,000 µmol |
| 1,000 mmol | 1,000,000 µmol |
Quick answers
Quick answers
- How many mmol is 1 µmol?
- 1 µmol is 0.001 mmol.
- How many mmol is 10 µmol?
- 10 µmol is 0.01 mmol.
- How many mmol is 100 µmol?
- 100 µmol is 0.1 mmol.
The units
About these units
Micromoles (µmol)
A millionth of a mole, the scale of enzyme and trace measurements.
Millimoles (mmol)
A thousandth of a mole. Medicine and biochemistry work in millimoles.
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