Table 3.
Results of Assay of formulation by first and ratio first derivative spectroscopic methods
|
Weight taken (mg each) |
% Amount found |
|||
|---|---|---|---|---|
| |
Method D1 |
Method RD1 |
||
| MOX | CEF | MOX | CEF | |
| Laboratory Mixture | ||||
| 20.1 |
101.82 |
101.75 |
99.13 |
99.62 |
| 20 |
101.35 |
100.89 |
101.56 |
98.92 |
| 20 |
98.88 |
101.31 |
100.71 |
98.25 |
| Avg. |
100.86 |
101.32 |
100.47 |
98.93 |
| ± RSD (%) |
1.58 |
0.42 |
1.22 |
0.69 |
| Tablet powder | ||||
| 20.1 |
100.4 |
99.12 |
99.01 |
101.13 |
| 20.1 |
101.74 |
98.95 |
98.91 |
101.01 |
| 20.2 |
101.12 |
101.7 |
101.61 |
98.56 |
| Avg. |
101.09 |
99.92 |
99.84 |
100.23 |
| ± RSD (%) | 0.65 | 1.54 | 1.53 | 1.44 |