Acid Orange 7

Characteristics

INCI

Acid Orange 7

CAS

633-96-5 i

This is the substance number in the Chemical Abstracts Service registry. The CAS number uniquely identifies a substance regardless of language, trade name, or synonyms.

EC

211-199-0 i

This is the substance number in the European chemical identification system (EC number), used in European regulatory databases including ECHA/CosIng.

IUPAC

Sodium 4-[(2-Hydroxy-1-Naphthyl)Azo]Benzenesulphonate (Ci 15510)

Functions

hair dyeing

EU Restr.

IV/21 i

EU regulatory status: restricted use. The ingredient is permitted in EU cosmetics but its use and labelling are regulated.

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