title: Direct urinary assay method for N1-methylnicotinamide by soap chromatography.
mesh_terms: D000818:Animals; D002851:Chromatography, High Pressure Liquid / Q000379:methods; D009536:Niacinamide / Q000031:analogs & derivatives* / Q000652:urine; D051381:Rats; D012967:Sodium Dodecyl Sulfate; D013056:Spectrophotometry, Ultraviolet
chemical_list: D009536:Niacinamide; D012967:Sodium Dodecyl Sulfate; C024058:N(1)-methylnicotinamide