[Photoelectrocolorimetric method of determining caffeine and caffeine-sodiumbenzoate in individual form, in drug forms and in mixtures].
D001565:Benzoates / Q000032:analysis*; D002110:Caffeine / Q000032:analysis*; D002626:Chemistry, Pharmaceutical; D003124:Colorimetry / Q000379:methods*; D004304:Dosage Forms; D004563:Electrochemistry; D010783:Photometry / Q000379:methods*; D011208:Powders; D012964:Sodium / Q000032:analysis*
D001565:Benzoates; D004304:Dosage Forms; D011208:Powders; D002110:Caffeine; D012964:Sodium
Fotoelektrokolorymetrychnyĭ metod vyznachennia kofeïnu ta kofeïnu-benzoatu natriiu v indyvidual'nomu vyhliadi, v likars'kykh formakh ta sumishakh