COMPOSITION OF URINE. 



451 



Table II. has been compiled from the observations of 

 Dr. Parkes, and of numerous other authors quoted in his 

 admirable work on the urine. 



TABLE I. 



Average quantity of each constituent of the Urine in 

 IOOO parts. 



"Water . . ......... 9^7* 



Urea ........... 14*230 



Uric acid . 



Colouring matter ..... 



Mucus, and animal extractive matter 



( Soda 



) Potasli 



inseparable from 

 eacli other 



468 

 10-167 



Sulphates 



Lime 



Salts { 



Chlorides 



Silica 



' Ammonia 

 ( Sodium 

 ) Potassium 

 Hippurate of soda 

 ^ Fluoride of potassium 



8-135 



traces. 



lOOO'OOO 



TABLE II. 



Average quantity of the chief constituents of the Urine excreted 

 in 24 hours by healthy male adults. 



Water 52* fluid ounces. 



Urea 512-4 grains. 



Uric acid . . . . . . . 8 '5 ,, 



Hippuric acid, uncertain, probably 10 to 15- ,, 



Sulphuric acid 



Phosphoric acid 



Chlorine .... 



Chloride of Ammonium . 



Potash 



Soda .... 



Lime ..... 



Magnesia .... 



Mucus .... 

 Creatin 

 Creatiniii 



Extractives ( Pigment 

 j Xanthin 

 V Hypoxanthin [ 

 Resinous matter, 

 etc. 



31-11 



45- 

 105-0 



35' 2 5 

 58- 

 125- 



