原子吸收分光光度计测量结果的不确定度的评定  

Evaluation of Uncertainty in Measurement Results of Atomic Absorption Spectrophotometer

作　　者：王秋萍 王婷 Wang Qiuping;Wang Ting(Yangzhou Inspection and Testing Center,Yangzhou 225000)

机构地区：[1]扬州市检验检测中心,扬州市225000

出　　处：《仪器仪表标准化与计量》2024年第6期34-36,45,共4页Instrument Standardization & Metrology

摘　　要：本文分析了JJG 694-2009《原子吸收分光光度计》中火焰法测铜元素和石墨炉法测镉元素检出限测定不确定度评定方法[1],通过建立测量检出限的数学模型来分析不确定度的来源,并做出实际评定过程。The paper analyzes the uncertainty evaluation methods for measuring the detection limit of copper element by flame method and cadmium element by graphite furnace method in JJG 694-2009 Atomic Absorption Spectrophotometer.By establishing a mathematical model for measuring the detection limit,analyze the sources of uncertainty and make an actual evaluation process.

关 键 词：原子吸收分光光度计 检出限 不确定度评定 

分 类 号：O657.31[理学—分析化学]