47 



Titratable acidity in c.c. of decinormal acid - 617 



Indican (Fehling's solution =100*) - "77 



Volume of urine ... 



organic, 

 - 1430 c.c. 



The great influence of diet on the composition of the urine is illus- 

 trated in the following table. Urine I. was obtained from a man weigh- 

 ing 87 kilos on the standard protein-rich diet described above. Urine II. 

 was obtained from the same person on a diet very poor in protein 

 (400 grammes of starch and 300 c.c. of cream), containing only about 

 i gramme of nitrogen, as against 19 grammes in the first diet. 



mineral, 398 /mineral, 123. 



organic, 407 ^ ^(organic, 201 



120 - o 



* The indican is given in arbitrary units, the indigo blue being obtained 

 from the urine and then estimated colorimetrically, using Fehling's solu- 



N ( 



Titratable acidity in c.c. -- acid - 805-^ 

 Indican (Fehling's solution = 100) 



