title: Improved 2,4-dinitrophenylhydrazine, thin layer chromatography methods for the determination of micro- and macroamounts of ascorbic acid.
mesh_terms: D001205:Ascorbic Acid / Q000032:analysis*; D002855:Chromatography, Thin Layer / Q000379:methods*; D008832:Microchemistry; D010659:Phenylhydrazines
chemical_list: D010659:Phenylhydrazines; D001205:Ascorbic Acid