C.I. Acid Blue 104

C. I. Acid Blue 104 (CI 42735) is a synthetic triphenylmethane blue dye. Triphenylmethane is a hydrocarbon. Chemical Name: Hydrogen [4-[[4-(diethylamino)phenyl][4-[ethyl[(3-sulphonatobenzyl)amino]-o-tolyl]methylene]-3-methylcyclohexa-2,5-dien-1-ylidene](ethyl)(3-sulphonatobenzyl)ammonium, sodium salt What it is used for and where Cosmetics...