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no observed-adverse-effect level
释义
no observed-adverse-effect level
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释
no observed-adverse-effect level
无可见不良作用剂量水平
在一定时间内、规定的暴露条件下,使用最灵敏的试验方法和观察指标发现的,与同一种属正常(对照)相比,一种物质不引起目标生物在形态、功能、生长、发育或寿命等方面出现任何不良作用改变的最大浓度或量。又称未观察到不良作用水平。通常以每千克体重的物质质量表示。
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function description
function diagram
function differentiable on the left
function differentiable on the right
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