38 
Proceedings of the Royal Society of Edinburgh. [Sess. 
c?-Frixtose. 
Powdered fructose was dried at room temperature in vacuo till of 
constant weight. 
As in the case of glucose, it was not considered necessary to make 
cryoscopic measurements of fructose in water. The following figures were 
obtained in formamide solution : — 
Concentration per 
100 grams solvent. 
Mol. weight 
found. 
Mol. weight calcu- 
lated for C(,Hj 20 g. 
0-483 
186 
180 
0-64 
183-1 
0-915 
180-8 
1-33 
181-3 
1-78 
171-4 
99 
