cc-by-4.0Yan Chao2025-04-292020-12-042020-12-04https://datakatalogi.helsinki.fi/handle/123456789/4827Data for the manuscript "The synergistic role of sulfuric acid, bases, and oxidized organics governing new-particle formation in Beijing" submitted to Geophysical Research LettersData for manuscript "The synergistic role of sulfuric acid, bases, and oxidized organics governing new-particle formation in Beijing"dataset