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遗忘的尾巴

铜虫 (小有名气)

[求助] XAS分析样品中银纳米颗粒的化学形态需要是新鲜样品吗? 已有1人参与

本人想利用XAS分析样品中银纳米颗粒中银的化学形态,请问是否必须是要用新鲜样品去测,可否现将样品保存于4℃或-20℃冰箱中?
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阿 渡(夫)

铁虫 (初入文坛)

【答案】应助回帖

我测的是Cd,采用的方法是液氮速冻,然后保存在-80℃冰箱里
2楼2023-05-31 11:10:21
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