Characteristics and Sources of Nitrous Acid in the Urban Atmosphere of Ji’nan, North China: Results from 1-yr Continuous Observations

Likun Xue1, Dandan Li2, Liang Wen2, Abdelwahid Mellouki3 and Wenxing Wang4, (1)Shandong University, Qingdao, China, (2)Shandong University, Environment Research Institute, Jinan, China, (3)ICARE-CNRS, Orleans, France, (4)Shandong University, Environment Research Institute, Qingdao, China