Fig. 2: Diurnal variations of trace gases, aerosol compositions and ToF-CIMS species during the entire study.

a NO2, b O3, c N2O5, d NO3−, e Chl and f ClNO2. Mean (circle), median (horizontal line), 25 and 75 percentiles (lower and upper box edges), 10 and 90 percentiles (lower and upper whiskers) are shown for each hour. Also shown are diurnal patterns of mean variables during P1 (in red) and P2 (in blue).