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 3

HPLC chromatogram of LTC, MHB, and PHB degradation using (a) 1 N HCl, (b) 1 N NaOH, (c) 35% H₂O₂, and (d) heat degradation.

(a)

(b)

(c)

(d)