ZirChrom HPLC Guard Cartridge ZirChrom-PEZ, G40, for 4.6 mm Columnn, Holder ZC-850-00 needed, 3 pc/PAK

ZirChrom-PEZ, EDTPA-coated zirconia for cation-exchange useful for protein chromatography and monoclonal antibody separations. Stable over a pH range of 1-10 Stable to 50°C with mobile phase additive