This entry shows data from the EU CosIng database. An editorial description has not been written and reviewed yet.
Functions
- Hair dyeing
- Imparting color to hair. Hair dyeing preparations may be temporary, semi-permanent, permanent, depending on the length of time the colorant remains on the hair.
EU regulation
EU · Annex III, entry 2762-[(4-Aminophenyl)azo]-1,3- dimethyl-1H-imidazolium chloride
- Product type
- (a) Hair dye substance in oxidative hair dye products (b) Hair dye substance in non-oxidative hair dye products
- Maximum concentration
- (b) 1,0 %
- Conditions and warnings
- (a) To be printed on the label: The mixing ratio. “ Hair colorants can cause severe allergic reactions. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary ‘black henna’ tattoos may increase your risk of allergy. Do not colour your hair if: — you have a rash on your face or sensitive, irritated and damaged scalp, — you have ever experienced any reaction after colouring your hair, — you have experienced a reaction to a temporary ‘black henna’ tattoo in the past.”
- As of
- 3 November 2026 · (EC) 2013/1197