Cefpodoxime Proxetil: A New Stability Indicating RP-HPLC Method

Table 9

Degradation rate constant and half-life.

Sl. no.	Stress condition	Rate constant	Half-life
(1)	Alkaline (0.1 N)	0.021 sec^−1	33.10 sec
(2)	Oxidative (3% v/v H2O2)	0.023 h^−1	29.96 h
(3)	Acidic (1 N)	0.0029 h^−1	302.18 h