非分散红外检测空气中油雾方法的探讨

Environmental Science and Technology(2017)

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Abstract
建立了非分散红外法测定空气中油雾的分析方法.选用四氯乙烯作为萃取剂,油雾质量浓度在10~50 mg/L范围内有良好的线性关系,相关系数r=0.9995,检出限为2.015 mg/L.采集的6个平行样品的相对标准偏差为0.78;6个加标样品的回收率范围为93.1%~101%.实验证明其方法定量结果准确、回收率高、精密度良好、干扰小,与其他方法相比具有简便快捷、绿色环保等优势.
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