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 |