# Strontium hydroxide

URL: https://app.greenveil.ai/ingredients/ingredient_cas_18480_07_4
Categories: beauty, industrial
Identifier: 18480-07-4

> Strontium hydroxide. 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: Strontium hydroxide is restricted in cosmetic products under Annex III of the EU Cosmetics Regulation (EC) 1223/2009.

## Regulatory status

- 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: pH-adjuster for depilatories Maximum concentration: 3.5% (as strontium) Other conditions: pH Conditions of use and warnings: Keep out of reach of children Avoid contact with the eyes
- US: commercial use observed — EPA CPDat observed this chemical in 2 composition records across product categories including Laboratory supplies.

## 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

- EU CosIng Cosmetics Regulation Annexes (updated 2010-10-17): https://ec.europa.eu/growth/tools-databases/cosing/reference/annexes/list/III
- EPA Chemical and Products Database (updated 2020-02-13): http://siri.org/msds/f2/bsc/bscfh.html

_Assessed by Greenveil._