1,1-Difluoroethane

CASRN 75-37-6

  • IRIS Summary (PDF) (11 pp, 115 K)
  • Status: 1,1-Difluoroethane is not being reassessed by IRIS at this time.

Health Hazard Assessments for Effects Other than Cancer


Reference Dose for Oral Exposure (RfD) (PDF) (11 pp, 115 K)
Not assessed under the IRIS Program.

Reference Concentration for Inhalation Exposure (RfC) (PDF) (11 pp, 115 K) last updated: 09/01/1994

RfC (mg/m3) System Basis PoD Composite UF Confidence
4 x101 None No adverse effects observed NOAEL (HEC): 1.2051 x104
mg/m3
300 Medium

Cancer Assessment


Weight of Evidence for Cancer (PDF) (11 pp, 115 K)
Not assessed under the IRIS Program.

Quantitative Estimate of Carcinogenic Risk from Oral Exposure (PDF) (11 pp, 115 K)

Not assessed under the IRIS Program.

Quantitative Estimate of Carcinogenic Risk from Inhalation Exposure (PDF) (11 pp, 115 K)

Not assessed under the IRIS Program.

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