science-softCon uv/vis+ photochemistry database; www.photochemistry.org; (C) science-softCon 2019 Substance: glyoxal Other Names: ethanedial Formula: C2H2O2 CAS-No.: 107-22-2 Study: uv absorption spectrum Authors: J.J. Orlando, G.S. Tyndall Title: The atmospheric chemistry of the HC(O)CO radical Journal/Source: Int. J. Chem. Kinet., 33, 149-156, (2001); doi:10.1002/1097-4601(200103)33:3 Data: table, diagram Energy/Wavelength range: 210 - 450 nm Resolution: 0.5 nm Temperature: 298 K Temperature dependence: no Pressure/Concentration: Phase: gas pH: Comments: The UV-visible absorption spectrum of glyoxal is reported; results are in substantive agreement with previous studies. Author to whom correspondence should be addressed: (e-mail address):