Fig. 3From: Application of enhanced electronegative multimodal chromatography as the primary capture step for immunoglobulin G purificationChromatographic profiles of HCX washed with buffers of different pH and salt concentrations. a 200 mM NaCl pH 6. b 0 mM NaCl pH 6. c 0 mM NaCl pH 5. d 0 mM NaCl pH 4Back to article page