Improved Chromatographic Performance with a PREMIER Peptide C18 Column Versus a Titanium-Lined C18 Column Technology

Application Note Enhancing Phosphopeptide Quantitation using PREMIER Peptide CSH C18 Columns Jennifer M. Nguyen, Susan C. Rzewuski, Matthew A. Lauber Waters Corporation Abstract During LC separations, many analytes, especially those bearing a negative charge, can adsorb to electrondeficient metal oxide…

Application Note Increased Sensitivity for LC-MS Analysis of Phosphopeptides on an ACQUITY QDa Detector Using XSelect Premier Columns Kenneth D. Berthelette, Jennifer M. Nguyen, Kim Haynes Waters Corporation Abstract Absorptive losses have been known to occur with phosphorylated peptides using…

MaxPeak Premier Columns Small Molecule Application Notebook CONTENTS Introduction Non-Specific Adsorption: Unwanted Interactions................................................................................... 3 How Do Scientists Solve This Problem Today?......................................................................................... 4 Precision Chemistry for Particles and Surfaces........................................................................................ 5 Fundamentals Waters™ Premier Standards to Investigate the Inertness of Chromatographic Systems....................................................................................................................................7…

Application Note A Comparison of PREMIER Columns with MaxPeak HPS Technology versus PEEKlined Column Hardware Maureen DeLoffi Waters Corporation This is an Application Brief and does not contain a detailed Experimental section. Abstract Anionic or electron-rich analytes often have poor…