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爨爨爨好

新虫 (初入文坛)

[求助] 请教几个专有名词的含义和区别

请问化学物质安全值的ADI (Acceptable Daily Intake,日容许摄入量)、TDI (Tolerable Daily Intake,日可耐摄取量)、RfD (Reference Dose,参考剂量)、BMD(benchmark dose,基准剂量)之间是什么关系,尤其是ADI和TDI,好像很难找到有效的文献。

现在余了解到的仅是:
ADI和TDI大概是单位体重下会出现有害影响的毒物剂量除以不确定因子(ADI或TDI=NOAEL/UFs),但是两者之间的差别未知。
BMD是剂量效应曲线95%置信上限的变动点(单侧导数不为零的点)

严重感谢!
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