Fig. 5 Electrophoretic mobility of (a) am-Fe(OH)3 and (b) goethite in 0.01 M NaCl with and without added Se. The suspensions were acidified to pH 3.0 with HCl and then titrated with 0.01 M NaOH. Initial solid concentration was 0.2 g L-1
Fig. 5 Electrophoretic mobility of (a) am-Fe(OH)3 and (b) goethite in 0.01 M NaCl with and without added Se. The suspensions were acidified to pH 3.0 with HCl and then titrated with 0.01 M NaOH. Initial solid concentration was 0.2 g L-1