Y-MCM-41 containing secondary building units of Y zeolite was prepared and then treated by ion exchange method.
制备了含有Y沸石次级结构单元的Y-MCM-41，并对其进行离子交换处理。
Arsenic is separated from the bismuth matrix by ion exchange method and determined by hydride generation atomic absorption spectrophotometry.
该方法用离子交换将砷同基体铋分离，然后用氢化物发生原子吸收光谱法测定。
The dynamic behaviour of the extraction of L lysine by the use of the hollow fiber membrane is studied with combination of ion exchange method and membrane ultrafiltration method.
采用离子交换与膜超滤耦合法，研究了用中空纤维膜提取L-赖氨酸的动力学行为。
Sodium-montmorillonite was modified with different quaternary ammonium salts through the ion-exchange method.
采用离子交换法将不同季铵盐插层到钠基蒙脱土中制备了改性蒙脱土。
Sodium-montmorillonite was modified with different quaternary ammonium salts through the ion-exchange method.
采用离子交换法将不同季铵盐插层到钠基蒙脱土中制备了改性蒙脱土。
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