mmol/L to pmol/L Converter
To convert mmol/L to pmol/L, multiply the value in millimoles per liter by 1,000,000,000.
How to Convert mmol/L to pmol/L
Use this mmol/L to pmol/L converter to change millimoles per liter into picomoles per liter. Enter mmol/L to get pmol/L.
Both units are per liter. Milli- is 10−3 and pico- is 10−12, a gap of 109. Multiply by one billion.
For example, 0.000002 mmol/L × 109 = 2,000 pmol/L.
1 mmol/L = 1,000,000,000 pmol/LMultiply the value in mmol/L by 1,000,000,000 (10⁹) to get pmol/L.Conversion Formula
The formula to convert mmol/L to pmol/L is:
Where:
- mmol/L = concentration in millimoles per liter
- pmol/L = concentration in picomoles per liter
Conversion Table
Common mmol/L to pmol/L conversions are shown below:
| mmol/L | pmol/L |
|---|---|
| 0.01 | 10,000,000 |
| 0.1 | 100,000,000 |
| 0.33 | 330,000,000 |
| 0.5 | 500,000,000 |
| 1 | 1,000,000,000 |
| 2.5 | 2,500,000,000 |
| 5 | 5,000,000,000 |
| 10 | 10,000,000,000 |
| 33 | 33,000,000,000 |
| 50 | 50,000,000,000 |
| 100 | 100,000,000,000 |
| 250 | 250,000,000,000 |
| 500 | 500,000,000,000 |
| 1,000 | 1 × 10¹² |
Worked Examples
Here are some common examples of mmol/L to pmol/L conversion:
- 1,000,000,000 pmol/L = 1 mmol/L
- 5,000,000,000 pmol/L = 5 mmol/L
- 33,000,000,000 pmol/L = 33 mmol/L
- 100,000,000,000 pmol/L = 100 mmol/L
Unit Definitions
What is millimoles per liter (mmol/L)?
Millimoles per liter (mmol/L) is a unit of molar concentration. It tells you how many millimoles of a substance are present in one liter of liquid.
It is also written as mM (millimolar). 1 mmol/L = 0.001 mol/L.
What is picomoles per liter (pmol/L)?
Picomoles per liter (pmol/L) is a unit of molar concentration. It tells you how many picomoles of a substance are present in one liter of liquid.
It is also written as pM (picomolar). 1 pmol/L = 10−12 mol/L.
Why Is the Conversion Factor 1,000,000,000?
Both units are “per liter”, so the volume part is the same. Only the amount part changes. Millimole is 10⁻³ mole, while picomole is 10⁻¹² mole.
Therefore, 1 millimole per liter equals 1,000,000,000 picomoles per liter. To convert mmol/L to pmol/L, you multiply by 1,000,000,000, and to convert pmol/L to mmol/L, you divide by 1,000,000,000.
Uses and Importance of mmol/L and pmol/L
This is a very large jump in scale. It is useful when you compare everyday concentrations with extremely low ones.
Hormone assays
Very low-level hormones are often reported in pmol/L. Seeing them in mmol/L shows how tiny they are.
Planning multi-step dilutions
A 1 mM stock must be diluted a billion-fold to reach 1 pM. The converter makes that factor clear.
Detection limits
Assay kits often list limits in pM. Converting a stock in mM helps you estimate how much dilution is safe.
Frequently Asked Questions (FAQ)
How many pmol/L are in 1 mmol/L?
1 mmol/L = 1,000,000,000 pmol/L.
How small is 1 pmol/L in mmol/L terms?
It is one billionth: 1 pmol/L = 10−9 mmol/L.
How would I go from 1 mM to 10 pM?
1 mM is 109 pM. Dividing by 10 pM gives a 108-fold dilution, usually done in several steps.
Is mM to pM the same as mmol/L to pmol/L?
Yes. They are short and long forms of the same units.
Why does the converter use scientific notation?
Very large results, one trillion and above, are easier to read as powers of ten.
Other Related Tools
Accuracy and Scope
The factor 1 mmol/L = 109 pmol/L is exact.
Dilution errors multiply over many steps; the converter gives the ideal value.
Sources