%0 Dataset %T Monthly mean value of carbon monoxide at Shangdianzi atmospheric background station, Beijing, 2004-2005 %J National Cryosphere Desert Data Center %I National Cryosphere Desert Data Center(www.ncdc.ac.cn) %U http://www.ncdc.ac.cn/portal/metadata/0596479e-1298-11e6-9b93-5cc5d45ad3ae %W NCDC %R 10.12072/ncdc.sdzraw.db2943.2023 %A Zhang Xiaochun %A Quan Weijun %K reactive gas;carbon monoxide;Monthly mean %X This data set includes the monthly statistical data of carbon monoxide online observation from 2004 to 2005 at Shangdianzi atmospheric background station in Beijing, China, which can represent the background situation of carbon monoxide in Beijing, Tianjin and Hebei in the same period. The data set is subject to strict quality control, and the statistical variables include monthly average value, median value, standard deviation, number of samples, monthly maximum value, monthly minimum value, etc.