The procedure for uncertainty evaluation to EDXRF measurement results of noble metals was developed to make the results more scientific and provide a technical guarantee to evaluation of products qualification.

• 研究了 X射线荧光能谱法测定贵金属含量的不确定度来源 ,通过 A类评定和 B类评定方法建立了测量结果不确定度的评定程序 ,使测量结果更具有科学性 ,从而能够规范地、定量地进行产品合格判定