VARIOPREP HPLC GUARD COLUMN CARTRIDGE VP

C18 phase with special polymeric, crosslinked surface modification - USP L1
pore size 110 Å, particle sizes 1,8µm, 3µm and 5µm; 20%C
high steric selectivity
outstanding surface deactivation
suitable for LC/MS due low bleeding characteristics
pH stability 1 - 10
broad range of application: steroids, (o,p,m-) substituted aromatics, fat-soluble vitamins