140 THE CHEMICAL CONSTITUTION OF THE PROTEIN'S 



SKRAUP, ZD. H., UNO W. TURK [1909]. Notiz uber die Hydrolyse von Casein mit Salzsaure 

 und Schwefelsaure. 



Monatsh. f. Chem., 30, 287-288. 

 SORENSEN, S. P. L. [1907]. Enzymstudien. 



Biochem. Zeitschr., 7, 45-101. 



SORENSEN, S. P. L., UND H. JESSEN-HANSEN [1907]. Ueber die Ausfuhrung der Formal - 

 titrierung in stark far bigen Flilssigkeittn. 



Biochem. Zeitschr., 7, 407-420. 

 VAN SLYKE, D. D. [ign, 4]. See under' References to Analysis of Proteins by Distribution 



of the Nitrogen. 

 VAN SLYKE, D. D. [1912, 2j. The Conditions for Complete Hydrolysis of Proteins. 



J. Biol. Chem., 12, 295-299. 



WEIZMANN, C., AND G. S. AQASHE [1913]. Hydrolysis of Proteins with an Alcoholic Solu- 

 tion of Hydrogen Chloride. 

 Biochem. j., 7, 437-440. 



