Provisional Peer-Reviewed Toxicity Values (PPRTVs)

Adiponitrile

CASRN 111-69-3

PPRTV Toxicity Values Summary Table

Noncancer Assessment

Estimate of Chronic Reference Concentration for Inhalation Exposure (RfC)Last Updated: 10/27/2005
System RfC (mg/m3) Basis PoD UF Confidence
Hematologic 6 x 10-3 Slight anemia without any nonneoplastic lesions NOAEL : 31 mg/m3 1000 Low/Medium
Species Studied: Rat
Duration: 13 weeks
Principal Study: Short et al. 1990
Note: NOAEL was converted to a human equivalent concentration, 6 mg/m3.



Estimate of Subchronic Reference Concentration for Inhalation Exposure (RfC)Last Updated: 10/27/2005
System RfC (mg/m3) Basis PoD UF Confidence
Hematologic 6 x 10-2 Slight anemia without any nonneoplastic lesions NOAEL : 31 mg/m3 100 Low/Medium
Species Studied: Rat
Duration: 13 weeks
Principal Study: Short et al. 1990
Note: NOAEL was converted to a human equivalent concentration, 6 mg/m3.


Cancer Assessment

Weight of Evidence for CancerLast Updated: 10/27/2005
IN - Inadequate information to assess carcinogenic potential

Provisional Peer-Reviewed Toxicity Values (PPRTVs)