Color additives. Determination of 1,4-dihydroxyanthraquinone in D&C green no. 5 and the former external D&C violet no. 2.
D000880:Anthraquinones / Q000032:analysis*; D004396:Coloring Agents / Q000032:analysis*; D005503:Food Additives / Q000032:analysis*; D008722:Methods; D012997:Solvents; D013053:Spectrophotometry; D014481:United States; D014486:United States Food and Drug Administration
D000880:Anthraquinones; D004396:Coloring Agents; D005503:Food Additives; D012997:Solvents