Research Article
Oxidative Coupling Assay for Mesalazine Determination in Pharmaceuticals and Spiked Human Plasma Utilizing Syringic Acid
Table 2
Intraday and interday precision.
| Drug | Concentration (µg·mL−1) | Intraday precision | Concentration found (µg·mL−1) ± SD, RSD | Interday precision | Day 1 | Day 2 | Day 3 |
| MSZ | 10 | 9.939 ± 0.7, 0.61 | 10.17 ± 1.7, 2.7 | 10.33 ± 3.3, 1.5 | 9.86 ± 1.4, 4.45 | 20 | 19.768 ± 1.2, 1.16 | 20.2 ± 1, 2.07 | 20.23 ± 1.15, 0.61 | 19.7 ± 1.5, 2.03 |
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