248 REPORT OF THE CHEMIST OF THE 


«“< 
CL in 
rie aL 
» 
Cane altralion WCL iw Coser 
Concentration 



/ 2 3 uf sé 7 
Hours Contact —_—_> 
Fic. 11.—Effect of temperature on action of Nv HCl on casein. The 
5 
numbers 0, I, 2, etc., represent relitive degrees of solution cf casein. (See 
p. 228.) 
