silley的ilog 2:07 在农药残留分析中,方法的灵敏度常用检测限(LOD, limit of detection)或定量限(LOQ, limit of quantification)表示。按教科书上说,检测限(LOD)指由基质空白所产生的仪器背景信号的3倍值的相应量,或者以基质空.
基于8个网页-相关网页
...染 [11] ;其次,应采用随行标准品 绘制标准曲线,提高定量的准确性 [12] ;第三,合理确定最低定量限(limit of quantification, LOQ),LOQ 用于定量中背景干扰信号的扣除,LOQ 值的差异将直接影响定量结果,最后在进行人体组织分布的...
基于4个网页-相关网页
The results showed that the concentrations of antibiotics were mainly below the limit of quantification(LOQ) in the ambient marine water of Victoria Harbour.
结果表明,在维港海水中,只检出较低含量的氟喹诺酮和大环内酯类抗生素;
Conclusion the lower limit of 95% confidence inter mathematical relationship between BPF and age could be used as an objective criteria for automatic quantification of brain atrophy with computer.
结论BPF与年龄之间函数关系的95%可信区间下限,可作为计算机自动定量诊断脑萎缩的客观标准。
应用推荐