A new method for the flotation separation of Bismuth is used by the way of potassium iodide - malachite green - water liquid - soild system and determining Bismuth in high purity nickel in this essay.
在硝酸钠存在下碘化钾-孔雀绿-水液-固体系浮选分离铋，采用石墨炉原子吸收法对高纯镍中痕量铋进行了分析。
It is suggested that a two-stage model be necessary to describe a realistic liquid membrane separation system.
提出了用两阶段模型来描述实际液膜分离体系的观点。
After reaction, the system is converted into two phases, the unreacted substrate and products are in the same phase, and can be obtained through liquid-liquid separation.
反应后变成两相体系，未反应的底物和生成物在一相，可直接液液分离。
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