• The results show that the crown ether extraction- neutron activation method can be satisfactorily applied to the separation and determination of trace rhenium in rock samples and complex systems.

    研究结果表明萃取中子活化较好地用于岩石复杂体系中痕量分离分析。

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  • Calixarene is a kind of respecting host macrocyclic compound followed cyclodextrin and crown ether, and has strong ability of selective extraction of metal ions.

    芳烃作为继环糊精之后第三代大主体化合物金属离子具有选择性萃取作用。

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  • Calixarene is a kind of respecting host macrocyclic compound followed cyclodextrin and crown ether, and has strong ability of selective extraction of metal ions.

    芳烃作为继环糊精之后第三代大主体化合物金属离子具有选择性萃取作用。

    youdao

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