| TEST (Claimed content) |
Interval |
Mean |
RSD% |
| Initial |
1Month |
2Month |
3Month |
4Month |
5Month |
6Month |
| Studies at Accelerated (40°C+75%H) |
| DBPN (500 µg/ml) |
100.351 |
99.961 |
99.476 |
99.265 |
98.971 |
98.432 |
98.157 |
99.044 |
0.794 |
| SBZ (12.5 µg/ml) |
99.853 |
98.983 |
98.418 |
98.137 |
97.975 |
97.869 |
97.535 |
98.153 |
0.803 |
| MP (5 µg/ml) |
99.991 |
98.615 |
98.315 |
98.158 |
97.518 |
97.410 |
97.112 |
98.160 |
0.989 |
| PP (2.5 µg/ml) |
99.614 |
99.741 |
99.534 |
98.614 |
98.198 |
97.536 |
97.418 |
98.665 |
1.002 |
| Stability Studies at Long Term (30°C+65%H) |
| DBPN (500 µg/ml) |
100.351 |
100.135 |
100.384 |
100.174 |
99.853 |
99.239 |
99.472 |
99.876 |
0.443 |
| SBZ (12.5 µg/ml) |
100.516 |
99.623 |
99.398 |
98.938 |
98.917 |
98.374 |
98.126 |
98.896 |
0.644 |
| MP (5 µg/ml) |
101.219 |
100.526 |
100.153 |
99.315 |
98.815 |
98.345 |
98.151 |
99.503 |
1.167 |
| PP (2.5 µg/ml) |
101.648 |
101.689 |
100.235 |
99.958 |
99.461 |
98.432 |
98.012 |
99.919 |
1.432 |
|