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湖泊科学  2010 

顶空气相色谱法测定水中挥发性有机污染物

DOI: 10.18307/2010.0614

Keywords: 顶空气相色谱,挥发性有机物,

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Abstract:

介绍静态顶空气相色谱分析的原理,研究温度、相比、分配常数和无机盐等参数对顶空分析灵敏度的影响.此方法对8个挥发性苯系物的线性相关系数>0.999,相对标准偏差0.95%,方法检出限1μg/L.在炼油厂废水中,检出104个色谱峰,其中苯、甲苯、乙苯、间,对二甲苯和邻二甲苯均有检出,浓度范围在268-1622μg/L.污水处理厂出口水样和废水库样品中挥发性有机物均未检出.采集15个安徽巢湖水样,挥发性苯系物和挥发性有机物均未检出(<1μg/L).

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