吹扫捕集—气相色谱法测定水中的吡啶  

Determination of Pyridine in Water by Purge & Trap-Gas Chromatography

作　　者：沈燕军[1] 

机构地区：[1]上海市环境监测中心,上海200030

出　　处：《干旱环境监测》2012年第1期5-7,13,共4页Arid Environmental Monitoring

摘　　要：吹扫捕集—气相色谱法能很好地满足地表水、废水中吡啶的分析要求,具有前处理简单、对设备要求低、抗干扰能力强的优点,且有良好的线性关系,相关系数达到0.999以上,相对标准偏差为1.3%~4.1%,加标回收率为80.1%~99.7%,方法检出限为0.015 mg/L。Purge and trap-gas chromatography can satisfy analysis requirements of pyridine in the surface water and waste water,has a simple pretreatment equipment requirements low,the advantages of strong anti-jamming capability,and there is a good linear relationship.The correlation coefficient is up 0.999,the relative standard deviation is 1.3% to 4.1%,the recovery rate is 80.1 percent to 99.7 percent,and the detection limit is 0.015 mg/L.

关 键 词：吡啶 吹扫捕集 地表水 废水 

分 类 号：X830.2[环境科学与工程—环境工程]