Development and Validation of New RP-HPLC Method for Simultaneous Determination of Methyl and Propyl Parabens with Levetiracetam in Pure Form and Pharmaceutical Formulation

Figure 2

A typical chromatogram of a 10 μL injection of a standard mixture of 1000, 20, and 2 μgmL⁻¹ LTC, MHB, and PHB, respectively, at flow rate 1.5 mLmin⁻¹ and detection at 240 nm.