U. S. DEPARTMENT OF AGRICULTURE. 



DIVISION OF CHEMISTRY. 

 BULLETIN No. 13. 



FOODS 



II 



CA 



AND 



FOOD ADULTEKANTS. 



INVESTIGATIONS MADE UNDER DIRECTION OF 



Dr. H. VV^. \VILKY, CHIEF CHEMIST. 



PART FIFTH: 



BAKIJSTG POWDEES. 



BY 



C. A. CRAMPTON, ASSISTANT CHEMIST, 



PUBLISHED BY AUTHORITY OF THE SECRETARY OF AGRICULTURE. 



i . 



ITY SCHOOLS, 

 .isfourg, Ind, 



WASHINGTON: 

 GOVERNMENT PRINTING OFFICE. 



1889. 



