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,測定了蛋白胨細胞生長液中的易變形態銅,并獲得了總銅量中易變形態的摩爾分數以及易變形態的表觀穩定常數。