A panoramic analysis of impurity contents in crude oxide powder ofuranium(U3O8)was described by spark source mass spectrometry, the impurity contents of 66 elements were obtained.

• 利用火花源质谱法对天然铀氧化物粉末(U3O8)样品进行杂质元素的全分析，获得了66种杂质元素的分析结果。