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第二章 定量分析的一般方法 一、定量关系通式 y=p x +Q y : 信号值 x : 浓度项 x =f( c ) p,Q 为常数,与分析技术,实验条

第二章 定量分析的一般方法 一、定量关系通式 y=p x +Q y : 信号值 x : 浓度项 x =f( c ) p,Q 为常数,与分析技术,实验条 件,操作条件及样品前处理有关。. 讨论: 如: Q=0 x = c 时, y =p x +Q=p c 如: Q≠0 时 x =lg c 时, y =plg c +Q.

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第二章 定量分析的一般方法 一、定量关系通式 y=p x +Q y : 信号值 x : 浓度项 x =f( c ) p,Q 为常数,与分析技术,实验条

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  1. 第二章定量分析的一般方法 • 一、定量关系通式 • y=px+Q • y:信号值 x:浓度项 x=f(c) • p,Q为常数,与分析技术,实验条 • 件,操作条件及样品前处理有关。

  2. 讨论: • 如:Q=0 x=c时,y=px+Q=pc • 如:Q≠0时 x=lgc时,y=plgc+Q

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