As of version 9.0, unit functionality is built into Mathematica

is a unit of pressure.


  • To use , you first need to load the Units Package using Needs["Units`"].
  • is equivalent to approximately 133.322 Pascal (SI units).
  • is equivalent to Torr.
  • Convert[n MillimeterMercury, newunits] converts n MillimeterMercury to a form involving units newunits.
  • is typically abbreviated as mmHg.
New to Mathematica? Find your learning path »
Have a question? Ask support »