西安重度以上污染天气PM2.5重金属污染特征与健康风险

王鑫, 肖舜, 董治宝, 曹军骥, 张宁宁, 刘随心, 沈振兴, 徐红梅, 管清玉, 陶燕, 蔡瑞婷, 王雨萌

Pollution characteristics and health risk of heavy metals in PM2.5 in severely polluted weather in Xi'an， China

Xin Wang, Shun Xiao, Zhibao Dong, Junji Cao, Ningning Zhang, Suixin Liu, Zhenxing Shen, Hongmei Xu, Qingyu Guan, Yan Tao, Ruiting Cai, Yumeng Wang

表4 PM2.5及重金属与气象因子相关性

Table 4 Correlation between PM2.5 heavy metals and meteorological factors

PM2.5与重金属 风速 温度 相对湿度 气压 PM2.5 -0.419* 0.021 0.211 0.054 V 0.087 0.590* -0.331 -0.511* Cr -0.462* -0.168 0.367 0.291 Mn -0.212 0.215 -0.026 -0.434* Co -0.289 -0.506* 0.300 0.354 Ni -0.118 0.296 -0.134 -0.503* Cu -0.395 -0.327 0.201 0.109 Zn -0.191 0.091 -0.063 -0.256 As -0.063 -0.083 0.129 -0.175 Pb 0.028 -0.111 0.160 -0.181