A simple assay procedure for carmine and carminic acid samples.
D000535:Aluminum / Q000032:analysis; D000880:Anthraquinones / Q000032:analysis*; D002118:Calcium / Q000032:analysis; D002850:Chromatography, Gel; D002855:Chromatography, Thin Layer; D004396:Coloring Agents / Q000032:analysis*; D008722:Methods; D013053:Spectrophotometry; D013194:Staining and Labeling
D000880:Anthraquinones; D004396:Coloring Agents; D000535:Aluminum; D002118:Calcium