Hoseney, Russell Carl.2015-12-312015-12-311960http://hdl.handle.net/2097/25405Call number: LD2668 .T4 1960 H55Urea--Spectra.Spectrophotometry.Flour.Quantitative determination of urea, thiourea, and certain of their substitution products by spectrophotometric techniquesTextMasters theses