Banned in EU

Ci 20170

A cosmetic ingredient used as colorant, hair dyeing in skincare, haircare, and personal-care products sold in the European Union.

What is it?

Benzenesulfonic Acid, 4-[[3-[(2,4-Dimethylphenyl)Azo]-2,4-Dihydroxyphenyl]Azo]-, Monosodium Salt

What does it do?

Ci 20170 is listed in the EU cosmetic ingredient inventory with the following declared functions:

  • Colorant

    imparts colour to a cosmetic product

  • Hair dyeing

    colours hair, either by depositing pigment on the surface or by chemically altering the hair's natural pigment

EU regulatory status

This ingredient is banned in the European Union.

Ci 20170 is listed under Annex II of EU Cosmetics Regulation 1223/2009 (entry 1232), making it prohibited in cosmetic products placed on the EU market.

Frequently asked questions

What is Ci 20170?

Ci 20170 is a cosmetic ingredient catalogued in the EU CosIng database. Benzenesulfonic Acid, 4-[[3-[(2,4-Dimethylphenyl)Azo]-2,4-Dihydroxyphenyl]Azo]-, Monosodium Salt

Is Ci 20170 allowed in cosmetics in the EU?

No. Ci 20170 is banned for use in cosmetic products in the EU under Annex II of Regulation 1223/2009.

What does Ci 20170 do in cosmetic products?

Ci 20170 is declared in the EU cosmetic ingredient inventory with these functions: colorant, hair dyeing.

What is the CAS number of Ci 20170?

The CAS (Chemical Abstracts Service) number for Ci 20170 is 1320-07-6 / 6371-84-2.

Related ingredients

Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 07/10/2015