title: Calibration of the oxygen polarograph by the depletion of oxygen with hypoxanthine-xanthine oxidase-catalase.
mesh_terms: D002374:Catalase; D004566:Electrodes; D007042:Hypoxanthines; D011048:Polarography / Q000379:methods; D014969:Xanthine Oxidase
chemical_list: D007042:Hypoxanthines; D002374:Catalase; D014969:Xanthine Oxidase