Table 3.

Stability of Celecoxib Under Four Storage Conditions (n = 6)

Concentration (ng·mL−1)	Short-Term (6 h Room Temperature)	Autosampler (12 h)	Freezing-Thawing cycles (3 cycles)	Long-Term (10 Days at −80°C)
6	107.27 ± 5.76	104.53 ± 8.18	109.83 ± 4.79	110.67 ± 3.07
120	109.50 ± 4.04	108.50 ± 5.24	109.67 ± 4.97	111.67 ± 3.20
1600	106.73 ± 7.98	99.83 ± 3.11	94.77 ± 6.18	96.38 ± 2.07