By comparing with abstraction method and dilution method, it is convinced that abstraction is useful to lower reagent blank value.

试剂空白信号的大小。在火焰光谱法中，是指将空白溶液吸喷到火焰中所得到的测量值。

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Pure water is taken as blank reagent (control) based on the result of GC-MS test;

根据GC-MS测定分析的结果，决定选纯净水作为本文实验的空白试剂。

youdao

Pure water is taken as blank reagent (control) based on the result of GC-MS test;

根据GC-MS测定分析的结果，决定选纯净水作为本文实验的空白试剂。

youdao