Picomole is 1e-12 mole units.
Picomoles to Micromoles Converter — pmol to umol
Convert Picomole (pmol) to Micromole (umol) using the exact conversion factor (1 picomole = 0.000001 micromole). See the formula, worked examples, and conversion table.
Picomoles to Micromoles converter
Converter
Chemistry Converter
Convert concentration, molarity, amount, and laboratory scientific units by compatible family.
Context values
Some unit families need one extra value for a physically accurate result.
Micromole is 0.000001 mole units.
Result = input x 1e-12 / 1e-6.
Amount units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Picomoles to Micromoles
Picomole and Micromole both measure mass concentration — how much of a substance is dissolved or dispersed in a given volume — a core calculation for preparing lab solutions, checking water quality against a regulatory limit, or formulating a pharmaceutical dose. Specifically: Picomole is 1e-12 mole units, and micromole is 0.000001 mole units.
Formula
micromoles = picomoles × 0.000001
This factor comes from each unit's defined relationship to the category's base unit: 1 picomole equals 1e-12 base units, and 1 micromole equals 0.000001 base units, so dividing one by the other gives the direct picomole-to-micromole factor of 0.000001.
Simple example
1 pmol × 0.000001 = 0.000001 umol
1 picomole = 0.000001 micromoles.
Real-world example
100 pmol × 0.000001 = 0.0001 umol
100 picomoles = 0.0001 micromoles.
Conversion table
| Picomole (pmol) | Micromole (umol) |
|---|---|
| 0.001 pmol | 1e-9 umol |
| 0.01 pmol | 1e-8 umol |
| 0.1 pmol | 1e-7 umol |
| 1 pmol | 0.000001 umol |
| 10 pmol | 0.00001 umol |
| 100 pmol | 0.0001 umol |
Reverse conversion: Micromole to Picomole
0.000001 umol × 1000000 = 1 pmol
0.000001 micromoles = 1 picomole.
picomoles = micromoles × 1000000
For a page dedicated to this direction, see Micromole to Picomole.
Understanding the Picomole (pmol)
Picomole is 1e-12 mole units.
Understanding the Micromole (umol)
Micromole is 0.000001 mole units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many micromoles are in 1 picomole?
1 picomole equals 0.000001 micromoles, using the exact defined conversion factor rather than an estimate.
How do I convert picomole to micromole?
Multiply the picomole value by 0.000001. The converter above does this instantly to whatever precision you set.
How do I convert micromole back to picomole?
Use the reverse factor: 1 micromole equals 1,000,000 picomoles. You can also use the swap control in the converter above to flip the direction instantly.
What is a picomole?
Picomole (pmol) is a unit of chemistry.
What is a micromole?
Micromole (umol) is a unit of chemistry.
Is the picomole to micromole conversion exact?
Yes. Both picomole and micromole are defined by fixed standards rather than physical artifacts, so the factor of 0.000001 used above is exact to as many digits as you choose to display.
What's the difference between mass concentration and molarity?
Mass concentration expresses how much mass of a substance is present per unit volume (for example, grams per liter). Molarity expresses the amount in moles per liter instead, which accounts for the substance's molecular weight. This category converts mass-concentration units.