The amount of free ions and labile complexes of copper has been determined and the apparent stable constants have been calculated in a proteose peptone medium by anodic stripping staircase voltammetry ( assv ) 采用陽極階梯溶出伏安法,測定了蛋白胨細(xì)胞生長液中的易變形態(tài)銅,并獲得了總銅量中易變形態(tài)的摩爾分?jǐn)?shù)以及易變形態(tài)的表觀穩(wěn)定常數(shù)。