66 COAL-TAR COLORS USED IN FOOD PRODUCTS. 



Opinions as to suitability, classified according to groups and chemical composition Con. 



Unfavorable. 



Favorable. 



Contradictory. 



XANTHENE COLORS. 



502. Triethylrhodamin. 

 516. Diiodofluorescein. 



ACEIDIN COLORS. 



530. Hydrochloridofdiamido-phe- 

 nyl-dimethyl-acridin. 



532. Nitrate of chrysanilin and 

 homologues. 



ANTHRACENE COLORS. 



INDOPHENOL COLORS. 



572. Tin compound of dimethyl 

 p-amido phenyl-p-oxy- 

 a-napTithylamin. 



574. Hydrochlorids of p-pheny- 

 lene-diamin-;p-amidophe - 

 nol and diamido-dipheny- 

 lamin. 



AZIN COLORS. 



602. Spirit Nigrosines. 



614. Amido - naphthyl - naphtha - 

 zonium chlorid and dia- 

 mido naphthvl-naphtha- 

 zonium chlorid. 



OXAZIN COLORS. 



620. Dimethylamido - dioxy - phe- 

 nazoxonium carboxylate. 



639. Chlorid of dimethyl-amido- 

 naphtho - phenoxazonium 

 chlorid. 



THIAZIN COLORS. 



649. Zinc -double -chlorid of di- 

 methyl - diamido-phenaz- 

 thionium chlorid. 



651. Nitromethylene Blue. 



654. Chlorid of dimethyldiamido- 

 toluphen azthionium . 



THIOBENZENYL COLORS. 



659. Dehydrothiotoluidin. 



QUINOLIN COLORS. 



667. Quinophthalone. 



SULPHID COLORS. 



670. Sulphohydro derivative of a 



polythiazin. 

 675. Thiocatechin S (composition 



unknown). 



INDIGO COLORS. 



512. Tetrabromofluorescein. 



517. Tetraiodofluorescein. 



520. Tetraiododichlorofluorescein. 



521. Tetrabromotetrachloro fluor- 



escein. 



527. Sodium bisulphite com- 

 pound of co3rulein. 



576. New Gray (composition un- 

 known). 



593. Phenyl- and tolyl-safranins. 



599. Mixtures of dianilido-amido- 



trianilido-, and tetraani- 

 lido - phenyl - phenazo - 

 nium chlorids. 



600. Induluis and fluorindins. 



692. Indigotin disulphonic acid. 



504. Hydrochlorid of diethyl-m- 

 amido-phenol-phthalein. 



563. Dioxy-anthraquinone-b-qui- 

 nolin. 



584. Diamidophenyl and tolyl- 



tolazonium chlorids. 

 601. Sulphonated indulins. 



650. Chlorid of tetramethyl-di- 

 amido-phenazthionium. 



689. Indigotin. 



