[ON THE POLAROGRAPHIC DETERMINATION OF VITAMINS B-1, B-2, PP AND NICOTINAMIDE IN MONO- AND POLY-VITAMINIC PREPARATIONS].
D002626:Chemistry, Pharmaceutical; D005492:Folic Acid; D009525:Niacin; D009536:Niacinamide; D009539:Nicotinic Acids; D010604:Pharmacy; D011048:Polarography; D012106:Research; D012256:Riboflavin; D013831:Thiamine; D014803:Vitamin B Complex; D014815:Vitamins
D009539:Nicotinic Acids; D014815:Vitamins; D014803:Vitamin B Complex; D009536:Niacinamide; D009525:Niacin; D005492:Folic Acid; D012256:Riboflavin; D013831:Thiamine
CHEMISTRY, PHARMACEUTICAL; EXPERIMENTAL LAB STUDY; NICOTINAMIDE; NICOTINIC ACID; POLAROGRAPHY; RIBOFLAVIN; THIAMINE; VITAMIN B COMPLEX
O POLIAROGRAFICHESKOM OPREDELENII VITAMINOV B-1, B-2, PP I NIKOTINAMIDA V MNOGO I POLIVITAMINNYKH PREPARATAKH.