Sensitive Spectrophotometric Determinations of Paracetamol and Protriptyline HCl Using 3-Chloro-7-hydroxy-4-methyl-2<i>H</i>-chromen-2-one

<table>Calibration curve for PTP.</table>

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Figure 6: Sensitive Spectrophotometric Determinations of Paracetamol and Protriptyline HCl Using 3-Chloro-7-hydroxy-4-methyl-2<i>H</i>-chromen-2-one 