轻质石油产品中痕量铜铅砷的测定  

Determination of trace copper,lead and arsenic in light petroleum products

作　　者：崔轶军 Cui Yijun(Xinjiang Kuqa Tahe Refining&Chemical Co.,LTD.,Kuqa Xinjiang 842000)

机构地区：[1]新疆库车市塔河炼化有限公司,新疆库车842000

出　　处：《石化技术》2021年第11期41-42,共2页Petrochemical Industry Technology

摘　　要：研究了轻质石油产品不经前处理,用待测样品配置标准曲线,用石墨炉原子吸收法直接进样测定轻质油品中痕量铜铅砷的方法,其加标回收率试验中铜为95.2%~101%、铅为86.2%~93.1%、砷为97.9%~110.9%,方法准确性较高。对其检测限进行研究,其铜和铅的检出限为1.0μg/L、砷的检出限为0.5ug/L。方法可行,操作简便,避免了由于样品前处理的复杂性和危险性。The method for the determination of trace copper,lead and arsenic in light oil products by graphite furnace atomic absorption spectrometry without pretreatment was studied.The recovery of copper was 95.2-101%,lead was 86.2-93.1%and arsenic was 97.9-110.9%.The accuracy of the method was high.The detection limits of copper and lead were 1.0ug/L and arsenic was 0.5ug/L.The method is feasible,easy to operate and avoids the complexity and danger of sample pretreatment.

关 键 词：轻质 石油产品 痕量 铜铅砷 

分 类 号：O65[理学—分析化学]