首页|原子荧光分光光度法测定纺织品中重金属砷的方法验证及测量不确定度评定

原子荧光分光光度法测定纺织品中重金属砷的方法验证及测量不确定度评定

Method Verification and Evaluation of Uncertainty for Determination of Heavy Metal Arsenic in Textiles by Atomic Fluorescence Spectrophotometry

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文章采用原子荧光分光光度法测定纺织品中重金属元素砷的含量,研究与分析方法的线性范围、检出限、定量限、正确度和精密度,进行了不确定度的评定.实验结果表明,该方法的检出限为0.007 mg/kg,定量限为0.017 mg/kg,精密度<10%,相对标准不确定度为2.4%,实验室能够满足标准方法的检测要求.
The content of arsenic in textiles was determined by atomic fluorescence spectroscopy.The linear range,detection limit,quantitation limit,accuracy and precision of the method were stud-ied and analyzed,and the uncertainty was evaluated.The results show that the detection limit of this method was 0.007 mg/kg,the quantitative limit was 0.017 mg/kg,the precision was less than 10%,and the relative standard uncertainty was 2.4%.The laboratory can meet the detection requirements of the standard method.

atomic fluorescencetextilesarsenicmethod validationuncertainty

周楠、张洪梅、王立平、陈亮、黄龙

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淄博市纤维纺织质量监测研究院,山东淄博 255033

原子荧光 纺织品 方法验证 不确定度

2024

山东纺织科技
山东纺织工程学会 山东省纺织科学研究院

山东纺织科技

影响因子:0.185
ISSN:1009-3028
年,卷(期):2024.65(2)
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