Molar concentration.
Moles per liter to Micromoles per liter Converter — mol/L to umol/L
Convert Mole per liter (mol/L) to Micromole per liter (umol/L) using the exact conversion factor (1 mole per liter = 1,000,000 micromole per liter). See the formula, worked examples, and conversion table.
Moles per liter to Micromoles per liter 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.
Micromolar concentration.
Result = input x 1000 / 0.001.
Molarity units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Moles per liter to Micromoles per liter
Mole per liter and Micromole per liter 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: Molar concentration, and micromolar concentration.
Formula
micromoles per liter = moles per liter × 1000000
This factor comes from each unit's defined relationship to the category's base unit: 1 mole per liter equals 1000 base units, and 1 micromole per liter equals 0.001 base units, so dividing one by the other gives the direct mole per liter-to-micromole per liter factor of 1000000.
Simple example
1 mol/L × 1000000 = 1,000,000 umol/L
1 mole per liter = 1,000,000 micromoles per liter.
Real-world example
100 mol/L × 1000000 = 100,000,000 umol/L
100 moles per liter = 100,000,000 micromoles per liter.
Conversion table
| Mole per liter (mol/L) | Micromole per liter (umol/L) |
|---|---|
| 0.001 mol/L | 1,000 umol/L |
| 0.01 mol/L | 10,000 umol/L |
| 0.1 mol/L | 100,000 umol/L |
| 1 mol/L | 1,000,000 umol/L |
| 10 mol/L | 10,000,000 umol/L |
| 100 mol/L | 100,000,000 umol/L |
Reverse conversion: Micromole per liter to Mole per liter
1 umol/L × 0.000001 = 0.000001 mol/L
1 micromole per liter = 0.000001 moles per liter.
moles per liter = micromoles per liter × 0.000001
For a page dedicated to this direction, see Micromole per liter to Mole per liter.
Understanding the Mole per liter (mol/L)
Molar concentration.
Understanding the Micromole per liter (umol/L)
Micromolar concentration.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many micromoles per liter are in 1 mole per liter?
1 mole per liter equals 1,000,000 micromoles per liter, using the exact defined conversion factor rather than an estimate.
How do I convert mole per liter to micromole per liter?
Multiply the mole per liter value by 1000000. The converter above does this instantly to whatever precision you set.
How do I convert micromole per liter back to mole per liter?
Use the reverse factor: 1 micromole per liter equals 0.000001 moles per liter. You can also use the swap control in the converter above to flip the direction instantly.
What is a mole per liter?
Mole per liter (mol/L) is a unit of chemistry.
What is a micromole per liter?
Micromole per liter (umol/L) is a unit of chemistry.
Is the mole per liter to micromole per liter conversion exact?
Yes. Both mole per liter and micromole per liter are defined by fixed standards rather than physical artifacts, so the factor of 1000000 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.