Allowed in EU

Sodium Naphthol Sulfonate

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

What is it?

1-Naphthalenesulfonic acid, 4-hydroxy-, monosodium salt

What does it do?

Sodium Naphthol Sulfonate is listed in the EU cosmetic ingredient inventory with the following declared functions:

  • Absorbent

    takes up water-based or oil-based substances

EU regulatory status

Sodium Naphthol Sulfonate is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.

Frequently asked questions

What is Sodium Naphthol Sulfonate?

Sodium Naphthol Sulfonate is a cosmetic ingredient catalogued in the EU CosIng database. 1-Naphthalenesulfonic acid, 4-hydroxy-, monosodium salt

Is Sodium Naphthol Sulfonate allowed in cosmetics in the EU?

Yes. Sodium Naphthol Sulfonate is allowed for use in cosmetic products in the EU under Regulation 1223/2009.

What does Sodium Naphthol Sulfonate do in cosmetic products?

Sodium Naphthol Sulfonate is declared in the EU cosmetic ingredient inventory with these functions: absorbent.

What is the CAS number of Sodium Naphthol Sulfonate?

The CAS (Chemical Abstracts Service) number for Sodium Naphthol Sulfonate is 6099-57-6.

Related ingredients

Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 15/10/2010