Table 3: Data derived from forced degradation study of TOL for the proposed LC method.

ConditionTime% recovery TOLRetention time of degradation products (minutes)

0.1 N NaOHa2 hrs66.693.26, 3.91, 4.02
0.1 N HCla24 hrs85.704.03
3% 2 hrs86.304.02
Dry heata2 hrs83.506.78
Sunlight24 hrs82.584.10, 4.63, 5.96

Samples were heated at 80°C for specified period of time.