【摘要】 研究将被动采样法用于空气中二氧化氮的检测,采用防水透气膜保护捕集溶液不被灰尘和其他物质污染。实验结果表明,采样器构造简单,分析结果稳定、误差小、重复性好,适用于大气中二氧化氮的检测。更多还原

【Abstract】 Studied the detection of nitrogen dioxide concentration in air by passive sampling method.A waterproof and breathable film was used for protecting adsoption solution which was not polluted by the dust and other sunstances.The result showed that the sampling device had simple structure,the analysis results was stable,little error and good reproducibility.It is applicable to the detection of nitrogen dioxide concentration in air.更多还原