Provisional Peer-Reviewed Toxicity Values (PPRTVs)

Dibenzothiophene

CASRN 132-65-0

PPRTV Toxicity Values Summary Table

Noncancer Assessment

Estimate of Chronic Reference Dose for Oral Exposure (RfD)Last Updated: 10/31/2022
Not determined

Estimate of Subchronic Reference Dose for Oral Exposure (RfD)Last Updated: 10/31/2022
System RfD (mg/kg-day) Basis PoD UF Confidence
Hepatic 3 x 10-3 Increased hepatocyte hypertrophy BMDL10 : 1.04 mg/kg-day 300
Species Studied: Rat/F
Principal Study: JECDB (2011)


Estimate of Chronic Reference Concentration for Inhalation Exposure (RfC)Last Updated: 10/31/2022
Not determined

Estimate of Subchronic Reference Concentration for Inhalation Exposure (RfC)Last Updated: 10/31/2022
Not determined

Cancer Assessment

Weight of Evidence for CancerLast Updated: 10/31/2022
IN - Inadequate information to assess carcinogenic potential

Estimate of Carcinogenic Risk from Oral ExposureLast Updated: 10/31/2022
Not determined

Estimate of Carcinogenic Risk from Inhalation ExposureLast Updated: 10/31/2022
Not determined

Provisional Peer-Reviewed Toxicity Values (PPRTVs)