K. Cabrera et al., PREPARATION AND CHROMATOGRAPHIC CHARACTERIZATION OF A NEW STATIONARY-PHASE FOR REVERSED-PHASE HPLC BASED ON A HIGH-PURITY SILICA, American laboratory, 29(4), 1997, pp. 44
A new stationary phase for reversed-phase chromatography based on meta
l-free silica with optimum C-18 coverage permits tailing-free chromato
graphy of basic and chelating compounds.