1,2,3,4,5,6,7,8-octadeuterionaphthalene,1,2,3,4,5,6,7,8-octadeuterionaphthalene,Naphthalene D8 is a common solvent used in NMR spectroscopy and widely used in OLED applications.Used in NMR spectroscopy of aromatic compounds.,Naphthalene "NMR and Deuterated Solvents, Stable Isotopes"