260 REPORT OF THE CHEMIST OF THE 
1000 
950 
900 
850 
800 
750 
100 
650 
600 
550 
500 
450 
ete 
Acid in Casein 
HCl 
S 
3 
3 
S 
LachicAcid 
Acetic Aud 
oncentration Acid inh,0 
we 
S 
Ss 
C 
3 
Concentration 
PT 6 8 70m 2 1 16 LE DAO Z2AN2ACSAGCEZERSS 
Hours Conte ce 
Fic. 15.—Comparison of different acids of co concentration in respect 
to their action in being taken up by casein at 0° 
