# ››Convert torr to millitorr

 torr mTorr

How many torr in 1 mTorr? The answer is 0.001.
We assume you are converting between torr and millitorr.
You can view more details on each measurement unit:
torr or mTorr
The SI derived unit for pressure is the pascal.
1 pascal is equal to 0.00750061673821 torr, or 7.50061673821 mTorr.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between torrs and millitorr.
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# ››Definition: Torr

The torr is a non-SI unit of pressure, named after Evangelista Torricelli. Its symbol is Torr.

# ››Definition: Millitorr

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

So 1 millitorr = 10-3 torrs.

The definition of a torr is as follows:

The torr is a non-SI unit of pressure, named after Evangelista Torricelli. Its symbol is Torr.

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