The GetSystems() function returns an expression sequence of all systems of units.

$\mathrm{with}\left(\mathrm{Units}\right)\:$

Automatically loading the Units[Simple] subpackage

$L≔\mathrm{GetSystems}\left(\right)$

$L≔\mathrm{Atomic},\mathrm{CGS},\mathrm{EMU},\mathrm{ESU},\mathrm{FPS},\mathrm{MKS},\mathrm{MTS},\mathrm{SI}$

$$\begin{gathered} \mathbf{for}i\mathbf{in}L\mathbf{do} \\ \mathrm{print}\left(\mathrm{`system:`}\,i\,\mathrm{`value:`}\,\mathrm{convert}\left(32.23\mathrm{Unit}\left('\mathrm{newton}'\right)\,'\mathrm{system}'\,i\right)\right) \\ \mathbf{end}\mathbf{do} \end{gathered}$$

$\mathrm{system:},\mathrm{Atomic},\mathrm{value:},3.912013859\times {10}^8⟦\frac{\mathrm{E0}}{\mathrm{a0}}⟧$

$\mathrm{system:},\mathrm{CGS},\mathrm{value:},3.22300000\times {10}^6⟦\mathrm{dyn}⟧$

$\mathrm{system:},\mathrm{EMU},\mathrm{value:},3.22300000\times {10}^6⟦\mathrm{dyn}⟧$

$\mathrm{system:},\mathrm{ESU},\mathrm{value:},3.22300000\times {10}^6⟦\mathrm{dyn}⟧$

$\mathrm{system:},\mathrm{FPS},\mathrm{value:},233.1200364⟦\mathrm{poundal}⟧$

$\mathrm{system:},\mathrm{MKS},\mathrm{value:},32.23⟦N⟧$

$\mathrm{system:},\mathrm{MTS},\mathrm{value:},0.03223000000⟦\mathrm{sn}⟧$

$\mathrm{system:},\mathrm{SI},\mathrm{value:},32.23⟦N⟧$