Columns specified in USP monographs are usually designated by an “L” classification; for example, L-1 refers to columns bonded with a C18 functional group. Many scientists expect equivalent retention ...
The ACE C18-PFP is a unique C18 bonded HPLC column with the extra selectivity of a pentafluorophenyl (PFP) phase. The use of an ultra pure, ultra inert silica has many recognised benefits including ...