84 COAL-TAR COLORS USED IN FOOD PRODUCTS. 



UNFAVORABLE. 



1. Prohibited by Confectioners' List. 



2. WEYL (p. 119): Dog received 18 grams in 6 doses in 17 days, and remained unde 



observation 5 days longer; 4 doses of 168 milligrams per kilogram body weigh 

 (118 grains per 100 pounds) and 2 doses of 420 milligrams per kilogram bod?" 

 weight (294 grains per 100 pounds) produced colored urine, phenol in urine 

 vomiting and distinct albuminuria beginning with the third dose. From th< 

 foregoing Weyl concludes as follows: "The color in the doses administered r 

 not entirely harmless, since a limited albuminuria seems to be brought about.' 



3. FRAENKEL (p. 576): " It is not wholly harmless, since this coloring matter seei 



to produce a slight albuminuria." 



G. T. 13. 



Trade names. Ponceau 4GB; Crocein Orange; Brilliant Orange 

 Orange G R X. 



Names under which it was offered on the United States market as < 

 food color in 1907. Crocein Orange 10234; Crocein Orange; Croceii 

 Orange G; Ponceau 4GB. 



Scientific name. Anilin-azo-betanaphthol-monosulphonic acid. 



Discovered. 1878. 



Shade. Orange Yellow. Offered by 6 out of 12 sources. 



FAVORABLE. 



1. Permitted by Confectioners' List. 



2. WEYL (p. 115): "Nonpoisonous * * * Ponceau 4 G B * * *." 



3. Experiment on dog in doses of 161 milligrams per kilogram body weight; that is 



113 grains per 100 pounds body weight, apparently produced no disturbanc 

 aside from coloring of the urine, (p. 124.) 



4. WEYL (p. 148): "Other Azo-colors * * * for instance * * * New Coc 



cin * * * are entirely nonpoisonous. " 



5. Weyl's conclusion reads as follows: ''This color can be regarded as nonpoisonous. 1 



6. FRAENKEL (p. 577): "Ponceau 4GB can be regarded as nonpoisonous." 



UNFAVORABLE. 



1. Excluded by law of Austria. 



G. T. 14. 



Trade names. Orange G; Orange G G. 

 Names under which it was offered on the United States market as 

 food color in 1907. Orange G G crystals; Orange G. 



Scientific name. Anilin-azo-betanaphthol-disulphonic acid G. 



Discovered and patented. 1878. 



Shade. Orange Yellow, Offered by 2 out of 12 sources, 



