606 



COLLOIDAL BEHAVIOR OF EDESTIN 



TABLE n. 



Ejffect oj Sodium Sulfate on the p.h. and Osmotic Pressure oj 0.45 Per Cent Edestin 



Chloride at pH 3. 



sure, mm. 



TABLE IV. 



Effect of Calcium Chloride on the p.h. and Osmotic Pressure of 0.45 Per Cent 

 Edestin Chloride at pH 3. 



Concentration of CaCb. 



1 



pH inside 



pH outside 



Observed p.d., millivolts . 

 Calculated p.d., millirolts 

 Observed osmotic pres- 

 sure, vtm 



7 205 



