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电子鼻测定苯系物的方法研究

Control and Instruments in Chemical Industry(2011)

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Abstract
为考察电子鼻用于苯系物(BTEX)快速检测的可行性,分别采用电子鼻(zNose4200,GC/SAW)和普通气相色谱(GC522,FID)对其进行分析。结果表明:电子鼻的灵敏度均为普通气相色谱的10倍以上,最高可达140倍。此外,精密度和重现性也优于后者,可用于BTEX快速、实时分析,是一种用于分析环境中挥发性和半挥发性有机物的比较实用的工具。
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Key words
Benzenes,electronic nose,general gas chromatography,SAW
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