title: [Photometric determination of flavonoids using nitrous acid].
mesh_terms: D004347:Drug Interactions; D005419:Flavonoids / Q000032:analysis*; D006027:Glycosides / Q000032:analysis; D009573:Nitrites; D009608:Nitrous Acid; D010783:Photometry / Q000379:methods*
chemical_list: D005419:Flavonoids; D006027:Glycosides; D009573:Nitrites; D009608:Nitrous Acid
vernacular_title: Fotometricheskoe opredelenie flavonoidov s primeneniem azotistoĭ kisloty.