DAVID I. HITCHCOCK 



607 



TABLE V. 



Effect of Lanthanum Chloride on the p.d. and Osmotic Pressure of 0.45 Per Cent 



Edestin Chloride at pH 3. 



TA"RTV \rr 



CORRECTION. 



On page 606, Vol. iv, No. 5, in the italic headings for Tables II, III, and IV 

 for p. H. read p. d. 



pH inside 



pH outside 



Observed p. d., millivolts 



Calculated p. D., millivolts 



Observed osmotic pressure, mm 



5.09 

 4.81 

 4.5 

 16.5 

 28 



TABLE VIII. 



Effect of pll on p.d. a)id Osmotic Pressure of 1 Per Cent Edestin Acetate in m 1 100 



Sodium Acetate. 



pH inside 



pH outside 



Observed p.d., millivolts 



Calculated p.d., millivolts 



Observed osmotic pressure, mm 



4.67 

 4.62 

 2.5 

 2.5 

 38 



b 



