18 



The Bulletin. 



RESULTS OF THE EXAMINATION OF BUTTER 



CHEMICAL PRESERVATIVES. 

 (so-called fruit powders.) 



Chemical food preservatives have for several years had much atten- 

 tion from food officials, and much has been said in regard to their use 

 in food for human consumption. 



Only 4 samples of these powders have been examined during the 

 year, all of which proved to be composed largely or wholly of sali- 

 cylic acid. 



An investigation by the Bureau of Chemistry, United States Depart- 

 ment of Agriculture, has shown conclusively that the use in food of 

 salicylic acid is deleterious to health. The report showed that salicylic 



