High-performance liquid chromatography has replaced several spectroscopic methods and gas in the quantitative qualitative analysis of medications pre-sale procedure testing done past ten years. This is as part marketing drugs their control. During early stages its application, high-performance (HPLC) was expected to be a that would supplement chromatography; nevertheless, today, HPLC almost ent...


 Purpose: To develop a reversed phase high performance liquid chromatography (HPLC) method for the determination of dehydroepiandrosterone (DHEA) in dietary supplements.
 Methods: A reversed-phase was developed DHEA supplements. An isocratic system consisting methanol and water (70:30 v/v) run at flow rate 1 mL/min on C18 HPLC column to achieve separation. The validated with regard l...