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wangmeili20000

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[交流] 紧急求助

采用水热法,用硝酸锌和硝酸铕反应,制备Eu掺杂的ZnO,EDS检测Eu:Zn的比例比配比的少,问,多余的Eu去哪了?

怎样知道硝酸根的物质remove了?
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