Hydrogen sulfide

CASRN 7783-06-4 | DTXSID4024149

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Information reviewed but value not estimated.

System	RfC (mg/m³)	Basis	PoD	Composite UF	Confidence
Nervous, Respiratory	2 x 10 ^-3	Nasal lesions of the olfactory mucosa	NOAEL (HEC): 0.64 mg/m³	300	Medium/High

Weight of Evidence for Cancer (PDF) (18 pp, 140 K) Last Updated: 07/28/2003

WOE Characterization	Framework for WOE Characterization
Data are inadequate for an assessment of human carcinogenic potential	Revised Draft Guidelines for Carcinogen Risk Assessment (U.S. EPA, 1999)

Basis:

Under the Draft Revised Guidelines for Carcinogen Risk Assessment (U.S. EPA, 1999), data are inadequate for an assessment of the carcinogenic potential of hydrogen sulfide.
This may be a synopsis of the full weight-of-evidence narrative.

Not assessed under the IRIS Program.

Not assessed under the IRIS Program.

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.