How many torr in 1 mm Hg?
The answer is 1.0000001500123.

We assume you are converting between **torr** and **millimeter mercury [0 °C]**.

You can view more details on each measurement unit:

torr or
mm Hg

The SI derived unit for **pressure** is the pascal.

1 pascal is equal to 0.0075006167382113 torr, or 0.0075006156130264 mm Hg.

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

Use this page to learn how to convert between torrs and millimeters mercury.

Type in your own numbers in the form to convert the units!

You can do the reverse unit conversion from mm Hg to torr, or enter any two units below:

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

The torr (symbol: Torr) or millimetre of mercury (mmHg) is a non-SI unit of pressure. It is the atmospheric pressure that supports a column of mercury 1 millimetre high. The unit is named after Evangelista Torricelli, Italian physicist and mathematician, for his discovery of the principle of the barometer in 1643.

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