median effective concentration
Statistically derived concentration of a toxicant that can be expected to cause a defined non-lethal effect in 50% of a given population of organisms under defined conditions. The defined effect must be quantal. See quantal.
Selected median effective concentration links:
© 1997-2006 Healthboard.com.
Healthboard.com is a purely
informational website, and should not be used as a substitute
for professional legal, medical or technical advice.