1920] 



ROSE, K RAY BILL, & ROSE— OXIDASE ACTIVITY 



223 



TABLE II 



Effect ofo.ioN alkali carbonates on oxidation of pyrogallol by powdered 



HEALTHY APPLE BARK; TEMPERATURE 2g.3-30.0°C. 



n* £* G - 2 -~ Effect of K 2 C0 3 on oxidation of pyrogallol, with and without bark 

 ineajthy): A. K a CO,+bark and pyrogallol; B, KlCOj+pyrogallol; C, control (bark 

 and pyrogallol). 



