(3E)-3-[(3-nitrophenyl)hydrazinylidene]-6-oxocyclohexa-1,4-diene-1-carboxylic acid; 0.1%inwaterfortitration; ALIZARIN YELLOW GG (0.1% SOLUTION IN CA 50% ETHANOL); 3-[(3-nitrophenyl)hydrazinylidene]-6-oxo-cyclohexa-1,4-diene-1-carboxy lic acid; ALIZARIN YELLOW GG: (0.1% IN CA. 50% ETHANOL); (0.1% IN CA. 50% ETHANOL); AlizarinyellowGG