Table 3 Assay of GEM, and RSV raw materials and their combined synthetic tablets using the proposed method and comparison with the reported spectrophotometric method.
Parameters | Proposed method | Reference method | |||
|---|---|---|---|---|---|
GEM | RSV | GEM | RSV | ||
Raw materials | Mean % recovery ± SDa | 100.66 ± 0.24 | 99.51 ± 0.38 | 100.28 ± 0.53 | 99.26 ± 0.79 |
RSD% | 0.24 | 0.38 | 0.53 | 0.80 | |
F-testb | 0.21 | 0.23 | |||
t-testb | 1.47 | 0.64 | |||
Synthetic Zemiro tablets | Mean % recovery ± SDa | 98.83 ± 0.86 | 100.19 ± 0.64 | 99.77 ± 0.75 | 99.39 ± 0.94 |
RSD% | 0.87 | 0.64 | 0.75 | 0.95 | |
F-testb | 1.25 | 0.47 | |||
t-testb | 0.51 | 1.58 | |||