The Bulletin. 



77 



them was determined, and they were tested for chemical preservatives, 

 but no effort was made to determine or even detect any medicinal con- 

 stituent. 



AND EXAMINATION FOR PRESERVATIVES IN TONICS. 



all. As sugar is a food and as saccharine is not, when it is used in 

 food as a substitute for sugar its presence should be made known to 

 the purchaser, or it will probably be misleading. 



Saccharine is often sold under trade or proprietary names as a sub- 

 stitute for sugar. Five such products have been examined under this 

 head, and all proved to be composed of saccharine, or at least 

 largely so. 



OF ARTIFICIAL SWEETENERS. 



vegetable substances, but are mostly coal-tar dyes. 



Twelve samples of such coloring matters were examined. They all 

 proved to be coal-tar dyes except one, which was caramel. 



ING MATTERS USED IN FOOD AND BEVERAGES. 



