摘 要：本文阐述大米中无机砷的来源、原子荧光光谱法的原理与优势，分析原子荧光光谱法检测大米无机砷的干扰因素，并提出相应的应对策略，旨在提升检测精度，实现大米中无机砷的准确测定。

    关键词：原子荧光光谱法；大米；无机砷；干扰因素

    Interference Factors and Coping Strategies for Detecting Inorganic Arsenic in Rice by Atomic Fluorescence Spectrometry

    YANG Bo

    (Panjin Inspection and Testing Center， Panjin 124000， China)

    Abstract： This paper describes the source of inorganic arsenic in rice， the principle and advantages of atomic fluorescence spectrometry， analyzes the interference factors in the detection of inorganic arsenic in rice by atomic fluorescence spectrometry， and puts forward corresponding countermeasures， aiming at improving the detection accuracy and realizing the accurate determination of inorganic arsenic in rice.

    Keywords： atomic fluorescence spectrometry; rice; inorganic arsenic; interfering factors

    大米是我国主要粮食作物之一，但大米中普遍含有无机砷，长期食用可能危害人体健康。我国《食品安全国家标准 食品中污染物限量》(GB 2762—2022)明确规定了大米中无机砷的最高限量值[1]。准确检测大米中的无机砷含量对保障食品安全和人们身体健康具有重要意义。原子荧光光谱法具有灵敏度高、选择性好、基体干扰小等特点，在大米无机砷检测领域具有广阔的应用前景。本文阐述大米中无机砷的来源、原子荧光光谱法的原理与优势，分析原子荧光光谱法检测大米中无机砷的干扰因素 ......