| Drug |
Taken
(µg mL-1) |
Intra-day (n=3) |
Inter-day (n=3) |
| Founda
(µgmL-1) |
% RSD |
%RE |
Founda
(µg mL-1) |
% RSD |
%RE |
| Azithromycin |
10.0 |
10.5 |
0.5 |
5.0 |
10.3 |
0.8 |
3.0 |
| 20.0 |
20.5 |
0.3 |
2.5 |
21.0 |
0.4 |
5.0 |
| 30.0 |
31.0 |
0.1 |
3.3 |
31.5 |
0.2 |
5.0 |
| Sparfloxacin |
25.0 |
26.0 |
6.7 |
4.0 |
26.0 |
6.7 |
4.0 |
| 45.0 |
43.0 |
3.8 |
4.4 |
43.0 |
3.8 |
4.4 |
| 65.0 |
66.5 |
3.8 |
2.3 |
66.5 |
3.8 |
2.3 |
Cephalexin
monohydrate |
55.0 |
53.0 |
0.3 |
3.6 |
54.5 |
4.0 |
0.9 |
| 95.0 |
93.5 |
1.7 |
1.6 |
95.2 |
2.6 |
0.2 |
| 145.0 |
146.4 |
0.5 |
1.0 |
147.0 |
1.6 |
1.4 |
|
aAverage of three determinations
% RSD: Relative standard deviation
%RE: Relative error |
| Table 3: Evaluation of intraday and interday precision and accuracy. |