Internal standard is added, impure elements are determined by spark source mass spectrometry single exposure method.

定量加入内标，利用火花源质谱单曝光法测定杂质元素。

youdao

Internal standard is added, impure elements are determined by spark source mass spectrometry single exposure method.

定量加入内标，利用火花源质谱单曝光法测定杂质元素。

youdao