| Sample |
Taken (μg mL-1) |
Robustness Reaction timea (n=3)% RSD |
Ruggedness Inter cuvettes (n=2)% RSD |
| Azithromycin |
10.0 |
0.4 |
0.3 |
| 20.0 |
0.9 |
0.7 |
| 30.0 |
0.3 |
0.5 |
| Sparfloxacin |
25.0 |
0.8 |
0.4 |
| 45.0 |
0.2 |
0.6 |
| 65.0 |
0.8 |
0.5 |
| Cephalexin monohydrate |
55.0 |
0.5 |
0.7 |
| 95.0 |
0.2 |
0.6 |
| 145.0 |
0.6 |
0.3 |
|
| a Reaction time- 20,25 and 30 min |
| Table 4: Evaluation of robustness and ruggedness. |