Multistage countercurrent cascade experiments (4 stages for extraction, 2 stages for scrubbing) were carried out with simulated waste containing high concentration salt and trace Am( III ).

• 对最难去除的镅(萃取分配系数最小；约为7)作了串级实验(四级萃取、二级洗涤；流比AF:AX:AS=1:1.；5:0