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 II, entry 1341Disodium 3-[(2,4-dimethyl-5-sulphonatophenyl)azo]-4-hydroxynaphthalene-1-sulphonate (Ponceaux SX; CI 14700) when used as a substance in hair dye products
- As of
- 3 November 2026 · (EC) 2013/344
EU · Annex IV, entry 18Disodium 3-[(2,4-dimethyl-5- sulphonatophenyl)azo]-4- hydroxynaphthalene-1- sulphonate
- As of
- 3 November 2026 · (EC) 2009/1223