PEPTON 



Perfectly serviceable for the formulas and in all the technic of 

 the bacteriological and antitoxin laboratory. It is employed in the 

 usual proportions and for whatever purposes Pepton of this moat 

 desirable quaUty is required. 



Manufactured by 



Fairchild Bros. & Foster 



New York 



'■*-«&«.■ 



'-ARAB1N0SE ' ' 



, . frANSTIEHL 



MADE IN 



U.S.A. 



AMINO ACIDS 



Pfanstiehl 



The Standard for Research 



THOSE who know from experience the high standard 

 of Pfanstiehl Sugars, Laboratory Reagents and 

 Blood Test Solutions, will be interested in the availa- 

 bility of the following PFANSTIEHL AMINO ACIDS: 



CARRIED BY THE LEADING DISTRIBUTORS 



Write for Hat o' Rare Sugars, Laboratory Reagents and Blood 

 Teat Solationt aoailable in Standard of Pfanalimht 



SPECIAL CHEMICALS COMPANY 



DEVOTED TO TMt GMCMICAL INDEPENDENCE Or AMERICA 



Highland Park. III. 



