The
highest exposure level/Concenteration at which there are no biologically
significant increases in the frequency or severity of adverse effect between
the exposed population and its appropriate control; some effects may be
produced at this level, but they are not considered adverse effects.
LOAEL
The lowest exposure level at which there
are biologically significant increases in frequency or severity of adverse
effects between the exposed populationanditsappropriatecontrolgroup.... 查看完整內容
NOAEL
The
highest exposure level/Concenteration at which there are no biologically
significant increases in the frequency or severity of adverse effect between
the exposed population and its appropriate control; some effects may be
produced at this level, but they are not considered adverse effects.
LOAEL
The lowest exposure level at which there
are biologically significant increases in frequency or severity of adverse
effects between the exposed populationanditsappropriatecontrolgroup.