Table 2. Determination of DPX in a Pharmaceutical Formulation and Human Plasma Sample Using the New Proposed Sensing Protocola.
| sample | amount added (μM) | amount found (μM) | apparent recovery % |
|---|---|---|---|
| human blood plasma | 8.00 | 8.01 | 100.13% |
| DPX | 20.00 | 19.89 | 99.45% |
| 70.00 | 69.97 | 99.96% | |
| recovery % ± RSD | 99.85% ± 0.354 | ||
| SIL | 0.40 | 0.399 | 99.75% |
| 1.00 | 1.001 | 100.10% | |
| 40.00 | 39.95 | 99.88% | |
| recovery % ± RSD | 99.91% ± 0.177 | ||
| human urine | 6.00 | 5.96 | 99.33% |
| DPX | 30.00 | 30.12 | 100.40% |
| 80.00 | 80.09 | 100.11% | |
| recovery % ± RSD | 99.95% ± 0.553 | ||
| SIL | 0.60 | 0.597 | 99.50% |
| 1.50 | 1.509 | 100.60% | |
| 30.00 | 30.25 | 100.83% | |
| recovery % ± RSD | 100.31% ± 0.711 | ||
| Joypox (60 mg/tablet) | 4.00 | 3.97 | 99.25% |
| 15.00 | 14.91 | 99.00% | |
| DPX | 90.00 | 89.95 | 99.94% |
| recovery % ± RSD | 99.39% ± 0.487 |
a
Average of three determinations. RSD, relative standard deviation.