258 Report OF THE CHEMIST OF THE 
400 
Lathe 
TaN 
300c 
Ss 
% 
vy) 
S 
NX 
= 
§ 200 ¢ 
3 
K 
Sa 
Ax 
Ds 
aS 
» 
yy 
«x 
Free 
~~ 
Dae 
Cy ED 
~ N 
a ou 
Ss 
—~ 
zs nes 
5 000 
te) 
/0 Lo 30 
Wols Vontectia- 
Fic. 14—Showing amounts of lactic acid taken up at 0° by casein from 
solutions of different concentrations, and rate of reaction. 
