15N NMR in the analysis of drugs. Part 5: Characterisation of some vitamins.
Lycka
A
A
Research Institute of Organic Syntheses, Faculty of Pharmacy, Comenius University, Bratislava, Czechoslovakia.
Cizmárik
J
J
D055598:Chemical Phenomena; D002621:Chemistry; D009682:Magnetic Resonance Spectroscopy; D009587:Nitrogen Isotopes; D014815:Vitamins / Q000032:analysis*
D009587:Nitrogen Isotopes; D014815:Vitamins