IRIS

Methanol

CASRN 67-56-1 | DTXSID2021731

Noncancer Assessment

Reference Dose for Oral Exposure (RfD) (PDF) (6 pp, 86 K) Last Updated: 09/30/2013

System RfD (mg/kg-day) Basis PoD Composite UF Confidence
Developmental 2 Extra cervical ribs BMDL 05 (internal): 43.1
mg/kg-day
100 Medium/High

 


Reference Concentration for Inhalation Exposure (RfC) (PDF) (6 pp, 86 K) Last Updated: 09/30/2013

System RfC (mg/m3) Basis PoD Composite UF Confidence
Nervous, Developmental 2 x 10 1 Reduced brain weight in rat pups at 6 weeks of age BMDL 1SD (internal): 858
mg/m3
100 Medium/High

 

Cancer Assessment

Weight of Evidence for Cancer (PDF) (6 pp, 86 K)
Not assessed under the IRIS Program.

Quantitative Estimate of Carcinogenic Risk from Oral Exposure (PDF) (6 pp, 86 K)

Not assessed under the IRIS Program.

Quantitative Estimate of Carcinogenic Risk from Inhalation Exposure (PDF) (6 pp, 86 K)

Not assessed under the IRIS Program.

Additional EPA toxicity information may be available by visiting the following sites:

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