Waters XSelect CSH Phenyl-Hexyl Sentry Guard Cartridge, 130Å, 5 µm, 2.1 mm X 10 mm, 2/pkg - 186005381

XSelect CSH Phenyl-Hexyl columns provide you with alternative analyte selectivity compared to traditional reversed-phase columns and are a valuable tool for method development. The trifunctionally bonded C6 phenyl-ligand is a robust, low bleed sorbent that selectively retains polyaromatic compounds through pi-pi interactions.