effective plate height

symbol: $H_{\rm{eff}}$

synonym: height equivalent to one effective plate

https://doi.org/10.1351/goldbook.09906

Column length ($L$) divided by effective plate number ($N_{\rm{eff}}$): \[H_{\rm{eff}} = \frac{L}{N_{\rm{eff}}}\]

Source:
PAC, 2017, 90, 181. 'Terminology of separation methods (IUPAC Recommendations 2017)' on page 199 (https://doi.org/10.1515/pac-2017-0111)