16 



CONTROL BULLETIN NO. 160 



Brands Containing Drugs — (Concluded) 



H. K. Webster Co. 



Blue Seal PN Medic-Aid. 



Phenothiazone 



Found 



Guar- 

 anteed 



Ralston Purina Co. 



Purina Check R Aid E. 



Para-aminobenzoic 

 Acid 



Found 



0.081 



Guar- 

 anteed 



0.1 



Nitrophenide 



Found 



Guar- 

 anteed 



