ANALYTICAL EVIDENCE. 



305 



NOTE XXIX. p. 128. 

 COMPOSITION OF CHOLEIC ACID, a 



Calculated 



a Ann. der Pharm., XXVII., 289 and 293. 



In reference to the researches of Demar^ay on the bile 

 I would make the following observations. 



The matter to which I have given the name of choleic 

 acid is the bile itself separated from the inorganic con- 

 stituents (salts, soda, &c.) which it contains. By the 

 action of subacetate of lead aided by ammonia, all the 

 26* 



