单波长色散X射线荧光法测定硫含量  

Determination of sulfur content by single wavelength dispersive X-ray fluorescence spectrometry

作　　者：崔朝臣 刘慧[1] 卫俊国[1] CUI Chao-chen;Liu Hui;Wei Jun-guo(SINOPEC Luoyang Company,Luoyang 471012,China)

机构地区：[1]中国石化洛阳分公司,河南洛阳471012

出　　处：《聚酯工业》2020年第4期23-26,共4页Polyester Industry

摘　　要：采用单波长色散X射线荧光法测定轻质液体燃料中的硫含量,讨论了标准样品基体的选择、取样操作、装样及窗口膜等主要影响因素,同时提出采用柴油作为质量监控样品检验分析仪器的稳定性和精密度。结果表明:该方法具有分析速度快、结果准确、操作简单的优点,能够满足轻质液体燃料分析的需要。The content of sulfur in light liquid fuels was determined by monochromatic wavelength dispersive X-ray fluorescence spectrometry.The affecting factors of difference matrixes of reference material,sampling operation,packing and X-ray transparent film were discussed.Monitor and control the stability and precision of the instrument by regularly analyzing a diesel fuel quality control sample.The results show that this method was rapid,accurate and simple,which was suitable for the determination of light liquid fuels.

关 键 词：单波长色散X射线荧光法 硫含量 影响因素 

分 类 号：O647.32[理学—物理化学]