用于痕量元素分析，存储有机溶剂。
可用于很量分析元素，存储有机溶剂。
Can be used for very elemental analysis, storage of organic solvents.
破坏性技术是将样本溶解于溶剂，然后通过物理方法分析元素浓度的技术。
Destructive techniques are techniques in which the sample is decomposed by a reagent and then the concentration of the element in the aqueous extract determined by a physical technique.
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