浅析CES Xact-625大气重金属分析仪在大气本底监测中的应用  

Application of Xact-625 atmospheric heavy metal analyzer in background value monitoring

作　　者：侯张明 黄阳晓 郑昱 叶小磊 Hou Zhangming;Huang Yangxiao;Zhen Yu;Ye Xiaolei(Ecological Environment Monitoring Center Station of Guangdong Shaoguan,Shaoguan 51200,China)

机构地区：[1]广东省韶关生态环境监测中心站,广东韶关512000

出　　处：《皮革制作与环保科技》2021年第22期71-74,共4页Leather Manufacture and Environmental Technology

摘　　要：细颗粒物(PM_(2.5))可以随人体的呼吸作用进入人体更深的部位,使人的机体极易处于缺氧状态,对人体健康的危害极大。文章侧重讲述大气细颗粒物中重金属的在线监测技术方法,例如Xact-625大气重金属分析仪,采用EPA方法IO 3.3:利用XRF测定环境空气细颗粒物中的金属含量,具有检测多种重金属元素、检出限较低、方便使用,安装机动灵活等优势,可用于固定的监测点位和移动走航监测场景。文章阐述了Xact-625大气重金属分析仪在高风险区域中的应用,可为大气环境重金属监测提供科学监测数据和技术支持,为组分分析等相关工作提供方法依据,以供参考。Fine particulate matter(PM_(2.5))can enter deeper parts of the human body with the respiration of the human body,which will directly make the human body breathe and make the human body vulnerable to hypoxia.Therefore,PM_(2.5)has a greater impact on human health.This paper focuses on the on-line monitoring technology and methods of heavy metals in atmospheric fine particles,such as xact-625 atmospheric heavy metal analyzer,EPA method IO 3.3:XRF is used to determine the metal content in fine particles in ambient air.It has the advantages of simultaneous detection of multiple heavy metal elements,low detection limit,convenient use and flexible installation.It can be used for fixed monitoring points and mobile navigation monitoring scenes.This paper expounds the application of Xact-625 atmospheric heavy metal analyzer in high-risk areas,which can provide scientific monitoring data and technical support for atmospheric environment heavy metal monitoring,and provide methodological basis for component analysis for reference.

关 键 词：PM_(2.5) Xact-625大气重金属分析仪 重金属污染 连续监测 

分 类 号：X51[环境科学与工程—环境工程]