Waters XBridge BEH Shield RP18 Prep Guard Cartridge, 130Å, 10 µm, 19 mm X 10 mm, 1/pk - 186003991

XBridge BEH Shield RP18 columns complement the XBridge BEH C18 and C8 phases and provide a necessary and powerful tool for HPLC method development. The embedded carbamate group in the bonded phase ligand provides alternate selectivity, especially for phenolic compounds compared to straight chain alkyl columns.