[Spectrophotometric and colorimetric determination of papverinol and papaveraldine in papaverine].
D003124:Colorimetry; D010208:Papaverine / Q000737:chemistry* / Q000031:analogs & derivatives; D013053:Spectrophotometry
D010208:Papaverine; C039655:papaveraldine
COLORIMETRY; PAPAVERINE/chemistry