1918] 



Waynick: Antagonism and Cell Permeability 



213 



1.0- 



. 9 - 



0.8- 



. 7 



0.6- 



0.5- 



. 4 



0.3- 



0.2- 



0.1- 



\ 



\ 



Fig. 23 

 Zinc Sulphate 

 (See Table 23 I 



