[INVESTIGATION OF THE COLOR REACTION OF NICOTINIC ACID BY THE METHOD OF INFRARED SPECTROSCOPY].
D007259:Infrared Rays; D009525:Niacin; D009539:Nicotinic Acids; D012106:Research; D013055:Spectrophotometry, Infrared; D013057:Spectrum Analysis
D009539:Nicotinic Acids; D009525:Niacin
EXPERIMENTAL LAB STUDY; INFRARED RAYS; NICOTINIC ACID; SPECTRUM ANALYSIS
ISSLEDOVANIE TSVETNO I REAKTSII NIKOTINOVO I KISLOTY METODOM INFRAKRASNO I SPEKTROSKOPII.