KJELDAHL PROCESS ss3 



The amount of protein corresponding to the percentage of 

 total nitrogen estimated in this way may be found by multi- 

 plying the percentage by the factor 6-37.* 



* Assuming the percentage of nitrogen in protein to be, on an average, 157, 

 the amount of protein corresponding to a given weight of nitrogen x will be 



FURTHER REFERENCES. 



Abderhalden : " Lehrbuch der physiologischen Chemie," Berlin, igog. 



Barger: "Bases of Biochemical Interest Developed from the Proteins," 

 " Science Progress," igir, 6, 221. 



Cohnheim: "Chemie der Eiweisskorper," Braunschweig, igii. 



Fischer: " Untersuchungen iiber Aminosaiiren, Polypeptide und Proteine," 

 Berlin, 1906. 



Halliburton: "Chemistry of the Cell Nucleus," " Science Progress," igog, 

 4. 197- 



Plimmer: "The Chemical Constitution of the Proteins," London, igi2. 



Rosenheim : " The Biochemistry of Animals and Plants," " Science Pro- 

 gress," igo8, 2, 676 ; 3, 106. 



Schryver : " The General Characters of the Proteins," London, igog. 



