# HYDROFLUORIC ACID

URL: https://app.greenveil.ai/ingredients/ingredient_cas_7664_39_3
Categories: beauty, cleaning, industrial, pharma
Functions: pH regulating agent
Identifier: 7664-39-3

> HYDROFLUORIC ACID is used as ph regulating agent. Greenveil chemical-concern score: 100/100 — Critical concern based on regulatory listings.. Assessed from 7 sources.

## Safety assessment

- Chemical concern score: 100/100 — Critical concern based on regulatory listings.
- Confidence: 4
- Rationale: Hydrofluoric acid, its normal salts, its complexes and hydrofluorides with exception of those given in Annex III is prohibited in cosmetic products under Annex II of the EU Cosmetics Regulation (EC) 1223/2009.

## Regulatory status

- EU: banned — Annex II of EU Cosmetics Regulation (EC) 1223/2009: substances prohibited in cosmetic products.
- US: commercial use observed — EPA CPDat observed this chemical in 450 composition records across product categories including Cleaning and safety, Personal care, Specialty occupational products. EPA CPDat classifies this chemical for functional uses including pH regulating agent.
- US: marketed drug occurrence — FDA NDC lists this ingredient in 53 active drug products and 59 total products.
- US: listed in openFDA substance — openFDA substance registry classifies this ingredient as chemical.

_Assessed by Greenveil._