How many millimolar in 1 micromolar?
The answer is 0.001.

We assume you are converting between **millimolar** and **micromolar**.

You can view more details on each measurement unit:

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micromolar

The SI derived unit for **amount-of-substance concentration** is the mole/cubic meter.

1 mole/cubic meter is equal to 1 millimolar, or 1000 micromolar.

Note that rounding errors may occur, so always check the results.

Use this page to learn how to convert between millimolar and micromolar.

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You can do the reverse unit conversion from micromolar to millimolar, or enter any two units below:

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The SI prefix "milli" represents a factor of
10^{-3}, or in exponential notation, 1E-3.

So 1 millimolar = 10^{-3} molar.

The SI prefix "micro" represents a factor of
10^{-6}, or in exponential notation, 1E-6.

So 1 micromolar = 10^{-6} molar.

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