Utility of U-Shaped Retention Profiles Under Common Reversed Phase HPLC Conditions

Stability and Performance of Cyano Bonded Phase HPLC Columns for Reversed-Phase, Normal-Phase and HILIC Applications Richard A. Henry, Carmen T. Santasania, William H. Campbell and Wendy Roe sigma-aldrich.com T410171 Fundamentals of Ascentis® ES Cyano R. A. Henry EAS 2010 2…

C18, C18-HT, RP-AQUA, C8, PhE, Biphenyl HPLC column Sunniest TMS end-capping; PFP, PFP&C18 No end-capping; Cyano, Silica ChromaNik Technologies Inc. Unique end-capping by new concept This figure shows comparison of hydrophobicity between two C18 stationary phases. We developed silanol activity…

Novel LC/MS-Compatible Stationary Phase with Polar Selectivity Carmen T. Santasania and David S. Bell Supelco 595 N. Harrison Rd., Bellefonte, PA 16823 T403168 GJU Introduction •Stationary phases based on silica supports remain the workhorse for liquid chromatography/mass spectrometry (LC/MS) analyses…

A Look at Column Choices Mark Powell Applications Engineer Columns and Supplies Technical Support Confidentiality Label April 8, 2015 1 Overview What to consider when choosing a column? • Column chemistry • Silica surface • Bonded phase • End-capping •…