# Ethylene oxide

URL: https://app.greenveil.ai/ingredients/ingredient_cas_75_21_8
Categories: beauty, cleaning, industrial, pharma
Functions: Biocide, Fragrance, No specific technical function, Surfactant (surface active agent)
Identifier: 75-21-8

> Ethylene oxide is used as biocide / fragrance. Greenveil chemical-concern score: 100/100 — Critical concern driven by cmr.. Assessed from 7 sources.

## Safety assessment

- Chemical concern score: 100/100 — Critical concern driven by cmr.
- Confidence: 4
- Rationale: Ethylene oxide 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. CMR: Carcinogenic Cat. 1B(),Mutagenic Cat. 1B()
- US: commercial use observed — EPA CPDat observed this chemical in 386 composition records across product categories including Home maintenance, Cleaning and safety, Cleaning products and household care. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), No specific technical function, Fragrance.
- US: inactive ingredient database — Route: TOPICAL; Dosage form: SHAMPOO; Potency: 2.7 %w/w
- US: listed in openFDA substance — openFDA substance registry classifies this ingredient as chemical.

_Assessed by Greenveil._