Table 4 The recovery studies of the proposed SIA-CL method for the determination of NLX
Taken (−log conc. mol L −1 ) | Intra-day | Inter-day | ||
|---|---|---|---|---|
Found (mol L −1 ) | *Recovery % | Found (mol L −1 ) | Recovery % | |
9.0 | 8.99 | 99.9 | 8.97 | 99.7 |
8.3 | 8.27 | 99.6 | 8.24 | 99.3 |
8.0 | 7.97 | 99.6 | 7.92 | 99.0 |
7.0 | 6.95 | 99.3 | 6.92 | 98.9 |
6.0 | 5.94 | 99.0 | 5.91 | 98.5 |
5.0 | 4.92 | 98.4 | 4.96 | 99.2 |
4.0 | 3.92 | 98.0 | 3.97 | 99.3 |
3.0 | 2.94 | 98.0 | 2.99 | 99.7 |
2.0 | 1.99 | 99.5 | 1.96 | 98.0 |
Mean % ±SD | 99.0±0.7 | 99.1±0.6 | ||
% RSD | 0.7% | 0.6% | ||