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"L"

lowest-oberved-adverse-effect level
Guideline or reference source
ICHQ3D Guideline for elemental impurities
Definition
Lowest concentration or amount of a substance (dose), found by experiment or observation, which causes an adverse effect on morphology, functional capacity, growth, development, or life span of a target organism distinguishable from normal (control) organisms of the same species and strain under defined conditions of exposure.
Abbreviation for
LOAEL
Related Term
adverse effect
lowest-observed effect level
 

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