Sr. No. Standard Sample Freeze and Thaw Stability Sample Short term Stability Sample Long term Stability Sample
1 182544 179258 174877 171628
2 182338 179022 174865 171452
3 182746 179365 174822 171821
Mean 182543 179215 174855 171634
SD 204 176 29 185
% RSD 0.11 0.10 0.02 0.11
Assay -------- 98.18 95.79 94.02
Table 13: The Stability data for Hydrochlorothiazide in plasma.