title: The electrochemical determination of vitamin A. I. Voltammetric determination of vitamin A in pharmaceutical preparations.
mesh_terms: D002244:Carbon; D004304:Dosage Forms; D004355:Drug Stability; D004563:Electrochemistry / Q000379:methods*; D004566:Electrodes; D008722:Methods; D010084:Oxidation-Reduction; D014801:Vitamin A / Q000032:analysis*; D014810:Vitamin E
chemical_list: D004304:Dosage Forms; D014801:Vitamin A; D014810:Vitamin E; D002244:Carbon