Degradation study Exposure conditions Percent degradation Acid hydrolysis 0.1 N HCl reflux at 60°C for 1 hour 21 Alkaline hydrolysis 0.01 N NaOH at room temperature for 15 min 26 Neutral hydrolysis 60°C for 1 hour 15 Oxidation degradation 0.5% (w/v) H2O2 at room temperature for 3 hours 18 UV light 200 Whrm-2 No degradation Fluorescence light 1.2 million lux hours No degradation Thermal 100°C for 48 hours No degradation

Table 1: Forced degradation conditions and extent of degradation.