No-Observed-Effect-Level
glossary and government resources
No-Observed-Effect-Level
:
Exposure level at which there are no statistically or biological significant differences in the frequency or severity of any effect in the exposed or control populations. [Environmental Protection Agency]
EPA: Term : A no-observed-effect level is expressed in terms of weight of test substance
Toxicology Glossary: N ...by no-observed-adverse-effect-level (NOAEL) or no-observed-effect-level
Toxicology Glossary: L RT adverse effect, lowest-observed-effect-level, no-observed-adverse-effect-level,
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Mongabay.com seeks to raise interest in and appreciation of wild lands and wildlife, while examining the impact of emerging trends in climate, technology, economics, and finance on conservation and development (more)