# Disodium 6-hydroxy-5-((3-sulphonatophenyl)azo)naphthalene-2-sulphonate

URL: https://app.greenveil.ai/ingredients/ingredient_cas_2347_72_0
Categories: beauty, industrial
Functions: colorant, Dye
Identifier: 2347-72-0

> Disodium 6-hydroxy-5-((3-sulphonatophenyl)azo)naphthalene-2-sulphonate is used as colorant / dye. Greenveil chemical-concern score: 25/100 — Minor concern based on regulatory listings.. Assessed from 5 sources.

## Safety assessment

- Chemical concern score: 25/100 — Minor concern based on regulatory listings.
- Confidence: 4
- Rationale: Disodium 6-hydroxy-5-[(3-sulphonatophenyl)azo]naphthalene-2-sulphonate is listed in Annex IV of the EU Cosmetics Regulation (EC) 1223/2009 (colorants allowed in cosmetic products).

## Regulatory status

- EU: allowed_listed — Annex IV of EU Cosmetics Regulation (EC) 1223/2009: colorants allowed in cosmetic products.
- US: commercial use observed — EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Dye.
- US: listed in openFDA substance — openFDA substance registry classifies this ingredient as chemical.

_Assessed by Greenveil._