The Lab
Specimen No. 0095
AvoidSynthetichousehold chemicalsolvent

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.

high confidence
Researched April 18, 2026

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

Window cleanerMulti-surface sprayDegreaserAutomotive cleaner

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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Safer swaps · Research references

Branch Basics

Branch Basics Concentrate

96/100

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.

Coco glucosideDecyl glucosideChamomile extract
View product

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