title: Determination of niacinamide in pharmaceutical preparations.
mesh_terms: D002845:Chromatography; D003124:Colorimetry; D009536:Niacinamide / Q000032:analysis*; D013053:Spectrophotometry; D014466:Ultraviolet Rays; D014815:Vitamins / Q000032:analysis
chemical_list: D014815:Vitamins; D009536:Niacinamide