Ethylene thiourea (ETU)

CASRN 96-45-7

  • IRIS Summary (PDF) (10 pp, 105 K)
  • Status: Ethylene thiourea (ETU) is not being reassessed by IRIS at this time.

Health Hazard Assessments for Effects Other than Cancer


Reference Dose for Oral Exposure (RfD) (PDF) (10 pp, 105 K) last updated: 05/01/1991

RfD (mg/kg-day) System Basis PoD Composite UF Confidence
8 x10-5 Endocrine Increased incidence of thyroid hyperplasia LOAEL : 2.5 x10-1
mg/kg-day
3000 Medium

Reference Concentration for Inhalation Exposure (RfC) (PDF) (10 pp, 105 K)
Not assessed under the IRIS Program.

Cancer Assessment


Weight of Evidence for Cancer (PDF) (10 pp, 105 K)
Not assessed under the IRIS Program.

Quantitative Estimate of Carcinogenic Risk from Oral Exposure (PDF) (10 pp, 105 K)

Not assessed under the IRIS Program.

Quantitative Estimate of Carcinogenic Risk from Inhalation Exposure (PDF) (10 pp, 105 K)

Not assessed under the IRIS Program.

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