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% | ||
*Values are mean of three determinations for intra and inter-day determination.