Agilent has available silica-based columns from different manufacturers for the reversed phase separations of proteins and peptides. These are wide-pore 300A C18, C8, and C4 spherical silica based columns from SynChropak. These standard fitting columns are popular choices for the analysis of proteins and peptides.
Alternative selectivity to ZORBAX columns
C4, C8 and C18 bonded phases available
Popular 300A reversed phase columns from SynChropak