Highly-efficient, reversed-phase separations of proteins and peptides for proteomics, biotherapeutics, peptide mapping, and isolation and purification of natural or synthetic peptides. Discovery BIO Wide Pore HPLC columns and capillaries are packed with C5, C8, or C18 bonded 3, 5, or 10µm, spherical, 300Å pore diameter, high purity silica. All Discovery BIO Wide Pore products provide stable, efficient, reproducible, and scalable analytical to preparative separations of proteins and peptides. The low-bleed character and excellent peak shape without TFA in the mobile phase makes Discovery BIO Wide Pore ideal for proteomics and other LC/MS applications and preparative purifications.