Liqui TOCⅡ分析仪快速分析城市灰尘总碳

摘要

采用Liqui TOCⅡ分析仪分析了城市灰尘样品包括城市街道、居民区、厂区等各功能区地面灰尘总碳含量,探讨了样品研磨颗粒大小等因素的影响.结果表明,采用该法样品前处理方便、简单、分析准确度高、精密度好.%The carbon content in city dust sample of each function area including city street residential area and the factory etc. was analysed by Liqui TOC Ⅱ instrument, the influence of grain size on th edetermination was discnssed. The result show that the method is simple on sample preparation, better accuracy and better precision.