石家庄市冬季大气中TSP,PM10PM2.5污染水平研究Research of TSP,PM10 and PM2.5 pollution level in Shijiazhuang winter atmosphere
任毅斌,靳伟,康苏花,杨丽杰,赵鑫,高康宁
摘要(Abstract):
为研究石家庄市冬季大气颗粒物污染特征,于2013年2月采集TSP,PM10,PM2.5样品,用重量法分析其质量浓度,并对其相关性进行分析。结果表明,用环境空气质量标准(GB 3095-2012)来衡量,石家庄市冬季大气颗粒物TSP,PM10和PM2.5的日均浓度超标率分别为57.9%,82.9%和81.6%;超标倍数分别为1.28,1.86和2.24倍,超标情况严重;TSP与PM10和PM10与PM2.5相关系数分别为0.748 9和0.760 4,相关性较好;ρ(PM10)/ρ(TSP)平均值为0.74,ρ(PM2.5)/ρ(PM10)平均值为0.61,表明PM10和PM2.5污染严重。
关键词(KeyWords): 颗粒物;TSP;PM10;PM2.5
基金项目(Foundation): 河北省科技支撑计划项目(13273702D)
作者(Author): 任毅斌,靳伟,康苏花,杨丽杰,赵鑫,高康宁
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