2-Butoxyethanol (Window Cleaners)
2-butoxyethanol · ethylene glycol monobutyl ether · egbe
Solvent found in window and multi-surface cleaners. Linked to hemolysis (destruction of red blood cells), liver toxicity, and reproductive harm with chronic exposure.
Concerns
- Hemolytic — destroys red blood cells at high exposure levels
- Reproductive and developmental toxicant
- Readily absorbed through skin — protective gloves are insufficient for aerosol use
- IARC Group 3 — not classifiable as carcinogen, but toxicity profile warrants caution
Regulatory flags
- ⚑EU restricted in consumer spray products
- ⚑California Prop 65 listed — reproductive toxin
- ⚑OSHA regulated occupational exposure limits
Commonly found in
Safer swaps we'd look at
Branch Basics
Branch Basics Concentrate
One bottle replaces your entire cleaning cabinet.
Why it's cleaner
No flagged ingredients in our current review; key ingredients include Coco glucoside, Decyl glucoside, Chamomile extract.
Sources & references
Last researched: April 18, 2026
Research disclaimer: This rating is based on available peer-reviewed research and regulatory assessments at the time of publication. It is not medical advice. Consult a qualified professional for personal health or skin concerns.
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