1918] 



Waynick: Antagonism and Cell Termeability 



2 1 5 



1.3- 



1.1- 



1.0- 



0.9- 



0.8 - 



0.7- 



0.6- 



0.5- 



A 



.4 



.3 



----"<' 



/ \ 



N / \ 



\ 



. 



. 1 



\>< 



Fig. 24 



Zinc Sulphate + Ferric Sulphate 



(See Table 24) 



