JACQUES LOEB 



97 



O 



to 



o 



o 



o 

 o 

 o 

 o 



o 

 d 



17 

 16 

 15 

 14 

 13 

 12 

 11 

 10 



9 



8 



7 



6 



5 



4 



3 



2 



1 







pn4 



8 



10 



11 



Fig. 7. Curves representing the number of cc. of 0.1 N NH4OH, NaOH, and 

 Ca(0H)2 required to bring 1 gm. of isoelectric, crystalline egg albumin to differ- 

 ent pH. The curves for NaOH and Ca(0H)2 are identical. 



