92 



PHYSIOLOGY 

 TABLE I. 



TABLE II. DISTRIBUTION OF THE NITROGEN IN VARIOUS PROTEINS 



(VAN SLYKE) 



as ammonium chloride, is then distilled ofi with magnesia and received 

 into decinormal acid, where its amount can be determined by titration. This 

 nitrogen is variously designated as amide nitrogen, ammonia nitrogen, or 



* When a protein is boiled for a long time with strong acid, a black precipitate may 

 occur which contains Nitrogen. This is known as humin nitrogen. 



