Available in all product formats (discs and packed particle bed cartridges, columns, 96 and 384 well plates) Broader analyte selectivity via retention of both hydrophobic and hydrophilic moieties due to hydrophilic character of bonded particle Less Silanol activity Available in 60-300 Å porosities Wide varieties of phases: Non-polar, Ion Exchanged, Mixed ModesMeer tonenMinder tonen