More useful
relationships - capacity factor k’
(comes from K) K in
concentration, k’ in moles
•
amount
of analyte in stationary phase
k’ = ----------------------------------------------
n
amount of analyte in mobile phase
n
KAVs ns n = # of
So for A à kA’ =
---------- = ------ moles
n VM nM
1
n = µ x ------------------
1 + K Vs/VM
1
n = µ x -----------
1 + kA’
From previous slide