Novel column adsorbent for the 68Ge/68Ga generator system has been developed. ZrP-1 showed a good Ga-68 elution yield of 74% in 0.1N-HCl eluent and a low breakthrough of Ge-68 (7.0×10−3%). ZrP-1 has high potential as a column material for a 68Ge/68Ga generator system.