DefinitionThis section has been translated automatically.
C.I. 28840 is a synthetic, blue-violet, cosmetic colorant (C.I. = acronym for Color Index Number for any colorant used in cosmetics). The basic conditions for dyes which may be used in cosmetics are regulated in the EC Cosmetics Regulation (1223/2009) Annex IV.
Prof. Dr. med. Peter Altmeyer