Chromatogram 1: rhGH Peptide Map Using a 15cm Nucleosil RP C18 Column

Chromatogram 2: rhGH Peptide Map Using a 5cm Higgins Analytical HAISIL 300 C18 Notice that the chromatography time is reduced from 120 minutes to 35 minutes using a Higgins Analytical Column

Higgins Analytical is grateful to Chris Gong and Chulani Karunatilake of Genentech, Inc., S. San Francisco, CA for permission  to share this interesting work.  These results were presented at HPLC '98 in St. Louis.