Table 5 Robustness of the proposed method using ASP (100.0 µ/mL), ATR (100.0) and RAM (50.0 µ/mL)
Parameter | % Found, % | ||
|---|---|---|---|
ASP | ATR | RAM | |
pH | |||
2.3 | 98.40 | 101.14 | 99.96 |
2.5 | 98.22 | 100.11 | 99.64 |
2.7 | 99.12 | 99.15 | 100.14 |
Mean | 98.58 | 100.13 | 99.91 |
± S.D. | 0.48 | 0.99 | 0.25 |
% RSD | 0.48 | 0.99 | 0.25 |
% Error | 0.28 | 0.57 | 0.15 |
Concentration of n-Propanol (%v/v) | |||
9.5 | 99.48 | 100.23 | 101.76 |
10 | 99.45 | 99.67 | 100.44 |
10.5 | 100.34 | 100.78 | 101.06 |
Mean | 99.76 | 100.23 | 101.09 |
± S.D. | 0.51 | 0.56 | 0.66 |
% RSD | 0.51 | 0.55 | 0.65 |
% Error | 0.29 | 0.32 | 0.38 |
SDS concentration, M | |||
0.115 | 99.75 | 100.45 | 99.47 |
0.12 | 98.65 | 99.67 | 100.34 |
0.125 | 99.88 | 99.96 | 100.12 |
Mean | 99.43 | 100.03 | 99.98 |
± S.D. | 0.68 | 0.39 | 0.45 |
% RSD | 0.68 | 0.39 | 0.45 |
% Error | 0.39 | 0.23 | 0.26 |