Acid Blue 1

Acid Blue 1 or CI 42045 is a synthetic, triphenylmethane dye. Triphenylmethane is a dark blue hydrocarbon. Chemical Name: sodium;4-[[4-(diethylamino)phenyl]-(4-diethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]benzene-1,3-disulfonate What it is used for and where Cosmetics Restricted cosmetic ingredient as IV/59 (CI 42045) II/1355 (Acid...