385 



compensate the action of somewhat less than 2 cm' of normal 

 hydrochloric acid, which is demonslraled too by the observalions 

 made after 24, 40—41 and 72 hours. 



Therefore they act about as monacidic alkali. From the observation 

 after =b 89 hours it follows that finally the same end-situation is 

 reached so that the stated influence of the amino acids cannot be ascribed 

 to an accidental influence on the polarisation of fructose or glucose. 



o. 



5= 



C 



■a CS 



o 

 •o 



