found: LC database, Sept. 4, 2001(subj. hdg.: Barium fluoride--Spectra)
found: The condensed chem. dict., c1971(Barium fluoride BaF₂)
found: McGraw-Hill dict. sci. tech. terms, c1989(barium fluoride BaF₂ Colorless, cubic crystals, slightly soluble in water; used in enamels)
found: Academic Press dict. of sci. and tech., via WWW, Sept. 4, 2001(barium fluoride. BaF₂, a white powder that is slightly soluble in water; derived from barium sulfide and hydrofluoric acid; used as a dry-film lubricant and in spectroscopy)