120 



COAL-TAR COLORS USED IN FOOD PRODUCTS. 



Experimental data by Chlopin. 



NOTE. This sample may have contained some phosphin, G. T. 532, see page 133. 



DOUBTFUL. 



1. WINOGRADOW (Zts. Nohr. Genussm. 1903, v. 6, p. 589) says it almost completely 

 inhibits digestion. 



G. T. 450. 



Trade names. Hofmann Violet; Dahlia; Red Violet 5R extra; 

 Violet R; lodin Violet; Primula; Violet 5 R; Violet R R. 



Scientific name. Mixture of the hydrochlorids or acetates of the 

 monodi- or trimethyl- (or ethyl-) rosanilins and pararosanilins. 



Discovered. 1863. 



Shade. Violet. Not offered. 



FAVORABLE. 



1. WEYL(jD.#4): "* * * Anilin Violet (Dahlia) * * * (is)alsononpoisonous." 



2. Buss lists it as nonpoisonous. 



UNFAVORABLE. 



1. FRAENKEL (p. 574) quotes Penzoldt, and says it completely arrests development, 

 and causes muscular paralysis. 



G. T. 451. 



Trade names. Methyl Violet B; Direct Violet; Dahlia; Paris 

 Violet; Violet de Methylanilin ; Pyoctanin. 



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

 food color in 1907. Methyl Violet; Methyl Violet B; Methyl Violet 

 BB extra; Methyl Violet 3 B D. 



Scientific name. Hydrochlorid of penta- and hexamethyl- para- 

 rosanilin. 



Discovered. 186 1 . 



Shade. Violet. Offered by 5 out of 12 sources. 



FAVORABLE. 



1. Permitted by Confectioners' List. 



2. Permitted by the Austrian law. 



