# Trisodium 5-hydroxy-1-(4-sulphophenyl)-4-(4-sulphophenylazo)pyrazole-3-carboxylate and aluminium lake (see note 17).
CI 19140

URL: https://app.greenveil.ai/ingredients/ingredient_source_ref_substance_id_87676
Categories: beauty
Functions: Hair dyeing
Identifier: CI 19140

> Trisodium 5-hydroxy-1-(4-sulphophenyl)-4-(4-sulphophenylazo)pyrazole-3-carboxylate and aluminium lake (see note 17). CI 19140: Used in cosmetics as a hair dye. Greenveil chemical-concern score: 70/100 — High concern based on regulatory listings.. Compiled from 2 published data sources.

## Safety assessment

- Chemical concern score: 70/100 — High concern based on regulatory listings.
- Confidence in this assessment: High
- Is it a concern? High concern: no hazard classifications on record. It is restricted in EU cosmetics.
- Rationale: Trisodium 5-hydroxy-1-(4-sulphophenyl)-4-(4-sulphophenylazo)pyrazole-3-carboxylate and aluminium lake (see note 17). CI 19140 is restricted in cosmetic products under Annex III of the EU Cosmetics Regulation (EC) 1223/2009.

## Regulatory status

- EU: Active — Cosmetics Regulation annex III / ref 189.
- EU: restricted — Annex III of EU Cosmetics Regulation (EC) 1223/2009: substances which cosmetic products must not contain except subject to the restrictions laid down. Product types: Hair dye substance in non-oxidative hair dye products Maximum concentration: 0.5%

## Expert safety opinions

- SCCS (EU Scientific Committee on Consumer Safety): no opinion on file.
- CIR (Cosmetic Ingredient Review (US expert panel)): no opinion on file.

## Data sources

- CosIng (updated 2026-09-23): https://ec.europa.eu/growth/tools-databases/cosing/details/87676
- EU CosIng Cosmetics Regulation Annexes (updated 2020-08-13): https://ec.europa.eu/growth/tools-databases/cosing/reference/annexes/list/III

_Assessed by Greenveil._