Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Nitrogen dioxide

CASRN 10102-44-0 | DTXSID7020974

IRIS Summary (PDF) (5 pp, 82 K)

On this page:

Key IRIS
Values
Other EPA
Information

Noncancer Assessment

Reference Dose for Oral Exposure (RfD) (PDF) (5 pp, 82 K) Last Updated: 09/01/1994

Information reviewed but value not estimated.

Reference Concentration for Inhalation Exposure (RfC) (PDF) (5 pp, 82 K) Last Updated: 02/01/1993

Information reviewed but value not estimated.

Cancer Assessment

Weight of Evidence for Cancer (PDF) (5 pp, 82 K)
Not assessed under the IRIS Program.

Quantitative Estimate of Carcinogenic Risk from Oral Exposure (PDF) (5 pp, 82 K)

Not assessed under the IRIS Program.

Quantitative Estimate of Carcinogenic Risk from Inhalation Exposure (PDF) (5 pp, 82 K)

Not assessed under the IRIS Program.

Other EPA Information

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

Human Health Benchmarks for Pesticides (HHBP). This database provides human health benchmarks for pesticides that may be present in drinking water.
Office of Pesticide Programs Pesticide Chemical Search. This database provides links to health effects information and registration status for pesticides.
Chemistry Dashboard. This database provides information on chemical structures, experimental and predicted physicochemical, and toxicity data.