廢门我了化学北工学院 Analytical Chemistry分析化学 The definition of buffer capacity (Kellner) Buffer capacity is defined as the number of moles of strong acid or base required to change the ph of 1 l of buffer solution by one ph unit 允许的增量 △pH< △c(H)或△c(OH) 2005-10 分析化学教程(2005-2006学年 GXQ8化学化工学院 Analytical Chemistry 分析化学 2005-10 分析化学教程（2005-2006学年) GXQ8 The definition of buffer capacity (Kellner) Buffer capacity is defined as the number of moles of strong acid or base required to change the pH of 1 L of buffer solution by one pH unit. + -  ⎯⎯⎯⎯⎯→  pH (H ) (OH ) c c 允许的增量 或