title: [Photoelectrocolorimetric determination of codeine and ethylmorphine in drug mixtures].
mesh_terms: D003061:Codeine / Q000032:analysis*; D003124:Colorimetry / Q000379:methods*; D004338:Drug Combinations; D004563:Electrochemistry; D009022:Morphine Derivatives / Q000032:analysis*; D010783:Photometry / Q000379:methods*
chemical_list: D004338:Drug Combinations; D009022:Morphine Derivatives; D003061:Codeine
vernacular_title: Fotoelektrokolorymetrychne vyznachennia kodeïnu ta etylmorfinu v likars'kykh sumishakh