INCI name

SOLVENT ORANGE 1

Hair dyeingBasic data from CosIng

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 IV, entry 74-(Phenylazo)resorcinol
As of
3 November 2026 · (EC) 2009/1223
EU · Annex II, entry 13434-(Phenylazo)resorcinol (Solvent Orange 1; CI 11920) and its salts, when used as a substance in hair dye products
As of
3 November 2026 · (EC) 2013/344
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