Simple Atomic Absorption Spectroscopic and Spectrophotometric Methods for Determination of Pioglitazone Hydrochloride and Carvedilol in Pharmaceutical Dosage Forms

Figure 9

Continuous variation plot for PGZ-HCl (1.3×10⁻³ M) and CRV (1.3×10⁻³ M) with bismuth subnitrate (2.6×10⁻⁴ M).