science-softCon uv/vis+ photochemistry database; www.photochemistry.org; (C) science-softCon 2019 Substance: sulfur trioxide Other Names: Sulfuric anhydride Formula: SO3 CAS-No.: 7446-11-9 Study: UV absorption spectra Authors: B. Leroy, G. Le Bras, P. Rigaud Title: Spectres d'absorption dans l'ultraviolet de composés d'intérêt aéronomique (COS, CS2, SO3) Journal/Source: Ann. Géophys., 37, 297-302, (1981) Data: table, diagram Energy/Wavelength range: 240 - 264 nm Resolution: 2 nm Temperature: 294 K Temperature dependence: no Pressure/Concentration: Phase: gas pH: Comments: Author to whom correspondence should be addressed: (e-mail address):