DefinitionThis section has been translated automatically.
HC Blue No. 4 is a blue dye which is used in cosmetic formulations as hair dye.
Note(s)This section has been translated automatically.
The framework conditions for colouring agents which may be used in cosmetics are defined in the EC Cosmetics Regulation (1223/2009) Annex III (http://www.msds-europe.de/data/files/197871618.pdf).