TY - Data T1 - Daily Average Value of Sulfur Dioxide at Longfengshan Atmospheric Background Station in Heilongjiang Province in 2005 A1 - Zhang Xiaochun DO - 10.12072/ncdc.lfs.db2923.2023 PY - 2021 DA - 2021-01-12 PB - National Cryosphere Desert Data Center AB - This dataset includes the online observation daily statistical data of sulfur dioxide at the Longfengshan Regional Atmospheric Background Station in Heilongjiang Province, China from July 23 to December 31, 2005. It can represent the background status of sulfur dioxide in Northeast China during the same period. The dataset has undergone strict quality control, and statistical variables include daily average, median, standard deviation, number of samples, daily maximum, and daily minimum of sulfur dioxide DB - NCDC UR - http://www.ncdc.ac.cn/portal/metadata/062a2aa2-0d1d-11e6-af40-5cc5d45ad3ae ER -