science-softCon uv/vis+ spectra data base; www.uv-spectra.de; (C) science-softCon 2019 Substance: 2-butanone Other Names: methyl ethyl ketone; MEK Formula: C4H8O CAS-No.: 78-93-3 Study: uv absorption spectrum Authors: J. Chen, D.S. Venables Title: A broadband optical cavity spectrometer for measuring weak near-ultraviolet absorption spectra of gases Journal/Source: Atmos. Meas. Tech., 4, 425-436, (2011); doi:10.5194/amt-4-425-2011 Data: table, diagram Energy/Wavelength range: 335 - 375 nm Resolution: 0.31 nm (at 365nm) Temperature: 298 K Temperature dependence: no Pressure/Concentration: Phase: gas pH: Comments: The absorption cross-sections of O3, acetone, 2-butanone, and 2-pentanone are reported. Author to whom correspondence should be addressed: (e-mail address):