What size exclusion media or column is the best choice for separation of small molecules (100 - 500 Da) ?

Hi, I am trying to separate by size exclusion some small molecules from bacterial lysate (100 - 500 Da). It works well by HPLC on SEC-60 column from Thermo, but the largest available is 7.8 mm...

25 April 2016 3,316 2 View