Preparation and chromatographic evaluation of zwitterionic stationary phases with controllable ratio of positively and negatively charged groups

Hydrophilic-interaction chromatography for the separation of peptides, nucleic acids and other polar compounds

Andrew J. Alpert · Journal of Chromatography A · 1990 · 2K citations

Pharmacy, Biochemistry, Chromatographic Analysis +14

Retention model for high-performance ion-exchange chromatography

William Kopaciewicz, Mary Ann Rounds, Jodi Fausnaugh et al. · Journal of Chromatography A · 1983 · 575 citations

Pharmacy, Chemistry, Pharmaceutical Analysis +14

Electrostatic Repulsion Hydrophilic Interaction Chromatography for Isocratic Separation of Charged Solutes and Selective Isolation of Phosphopeptides

Andrew J. Alpert · Analytical Chemistry · 2007 · 522 citations

Pharmacy, Biochemistry, Analytical Chemistry +13

Retention behavior of small polar compounds on polar stationary phases in hydrophilic interaction chromatography

Yong Guo, Sheetal Gaiki · Journal of Chromatography A · 2005 · 489 citations

Pharmacy, Chemistry, Pharmaceutical Analysis +17

Glycerolpropylsilane Bonded Phases in the Steric Exclusion Chromatography of Biological Macromolecules

Fred E. Regnier, Rodney J Noel · Journal of Chromatographic Science · 1976 · 307 citations

Life Sciences, Biochemistry, Bioseparations +10