Page 1 of 1

column parameters

Posted: Mon Mar 11, 2013 4:04 pm
by GIRI BABU
What is the difference between selectivity and capacity factor of a column?

Re: column parameters

Posted: Tue Mar 12, 2013 4:01 pm
by tom jupille
Capacity factor (k') is a measure of *retention*
*Selectivity* is measured by the separation factor (alpha)

For more details, check this section of our "Getting Started in HPLC" tutorial:
http://www.lcresources.com/resources/getstart/1d01.htm