Boron and Compounds
CASRN 7440-42-8 | DTXSID3023922
- Toxicological Review (PDF) (144 pp, 864 K)
- IRIS Summary (PDF) (30 pp, 193 K)
Noncancer Assessment
Reference Dose for Oral Exposure (RfD) (PDF)
(30 pp, 193 K)
Last Updated: 08/05/2004
System | RfD (mg/kg-day) | Basis | PoD | Composite UF | Confidence |
---|---|---|---|---|---|
Developmental | 2 x 10 -1 | Decreased fetal weight (developmental) |
BMDL
05
:
10.3
mg/kg-day |
66 | High |
Reference Concentration for Inhalation Exposure (RfC) (PDF)
(30 pp, 193 K)
Last Updated: 08/05/2004
Information reviewed but value not estimated.
Cancer Assessment
Weight of Evidence for Cancer (PDF)
(30 pp, 193 K)
Last Updated: 08/05/2004
WOE Characterization | Framework for WOE Characterization |
---|---|
Data are inadequate for an assessment of human carcinogenic potential (Oral route) | Revised Draft Guidelines for Carcinogen Risk Assessment (U.S. EPA, 1999) |
- Under the Draft Revised Guidelines for Carcinogen Risk Assessment (U.S. EPA, 1999), data are inadequate for an assessment of human carcinogenic potential for boron.
- This may be a synopsis of the full weight-of-evidence narrative.
Quantitative Estimate of Carcinogenic Risk from Oral Exposure (PDF) (30 pp, 193 K)
Not assessed under the IRIS Program.
Quantitative Estimate of Carcinogenic Risk from Inhalation Exposure (PDF) (30 pp, 193 K)
Not assessed under the IRIS Program.
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- Chemistry Dashboard. This database provides information on chemical structures, experimental and predicted physicochemical, and toxicity data.
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