氢火焰离子化检测器法测定非甲烷总烃的方法验证及结果分析  

Method Validation and Result Analysis of Non-methane Total Hydrocarbons Determination by Hydrogen Flame Ionization Detector

作　　者：曾周祥 许王凯 ZENG Zhouxiang;XU Wangkai(Guangdong Academy of Sciences Institute of Analysis(China National Analytical Center,Guangzhou),Guangdong Key Laboratory of Chemical Emergency Test,Guangzhou 510070,China)

机构地区：[1]广东省科学院测试分析研究所(中国广州分析测试中心),广东省危害应急检测技术重点实验室,广东广州510070

出　　处：《山东化工》2024年第19期186-189,共4页Shandong Chemical Industry

摘　　要：依据《实验室和检验机构管理评审指南》以及《环境监测分析方法标准制定技术导则》(HJ 168—2020)[1]中方法验证的相关要求,通过对方法的检出限、精密度、正确度、样品加标回率、量程漂移、零点漂移等分量开展方法验证。实验结果显示,该方法的检出限为0.15 mg/m^(3);回收率为100.3%~105.8%;标准偏差0.10%~1.1%;正确度0.85%~2.6%;量程漂移0.50%~0.70%;零点漂移0.021%~0.027%;各项验证参数均达到《固定污染源废气总烃、甲烷和非甲烷总烃的测定便携式气相色谱—氢火焰离子化检测器法》(HJ 1332—2013)[2]质量控制要求。According to the"Laboratory and Inspection Agency Management Review Guide"and the"Technical Guidelines for the Development of Environmental Monitoring Analysis Method Standards"(HJ 168—2020),method verification is carried out by evaluating various aspects such as the method's detection limit,precision,accuracy,sample spike recovery,range drift,and zero drift.The experimental results show that the detection limit of the method is 0.15 mg/m^(3),the recovery rate is between 100.3%and 105.8%,the standard deviation is from 0.10%to 1.1%,the accuracy is between 0.85%and 2.6%,the range drift is from 0.50%to 0.70%,the zero drift is between 0.021%and 0.027%.All verification parameters meet the quality control requirements of"Determination of Total Hydrocarbons,Methane and Non-Methane Hydrocarbons in Waste Gases from Stationary Sources by Portable Gas Chromatography—Hydrogen Flame Ionization Detector Method"(HJ 1332—2013).

关 键 词：氢火焰离子化检测器法 非甲烷总烃 方法验证 质量控制 

分 类 号：O657[理学—分析化学] X830[理学—化学]