Hexachlorobenzene
CASRN 118-74-1
PPRTV Toxicity Values Summary Table
Noncancer Assessment
Estimate of Chronic Reference Dose for Oral Exposure (RfD)Last Updated: 09/30/2010
Please see IRIS.
Estimate of Subchronic Reference Dose for Oral Exposure (RfD)Last Updated: 09/30/2010
Please see IRIS.
Estimate of Subchronic Reference Dose for Oral Exposure (RfD)Last Updated: 09/30/2010
| System | RfD (mg/kg-day) | Basis | PoD | UF | Confidence |
|---|---|---|---|---|---|
| Endocrine | 1 x 10-5 | Degenerative changes in primary ovarian follicles | LOAEL : 0.01 mg/kg-day | 300 | Medium |
Species Studied: Monkey
Duration: 13 weeks
Principal Study: Bourque et al. 1995
Duration: 13 weeks
Principal Study: Bourque et al. 1995
Estimate of Chronic Reference Concentration for Inhalation Exposure (RfC)Last Updated: 09/30/2010
Data are inadequate to derive a chronic RfC.
Estimate of Subchronic Reference Concentration for Inhalation Exposure (RfC)Last Updated: 09/30/2010
Data are inadequate to derive a subchronic RfC.
Data are inadequate to derive a chronic RfC.
Estimate of Subchronic Reference Concentration for Inhalation Exposure (RfC)Last Updated: 09/30/2010
Data are inadequate to derive a subchronic RfC.