Research Article
Total Active Compounds and Mineral Contents in Wolffia globosa
Table 3
The contents of all minerals in W. globosa and their validation results.
| Parameters | Fe | K | Ca | Mg | Zn | Na |
| Range (μg/milliliter) | 1.60–4.80 | 0.80–4.00 | 0.80–4.00 | 0.032–0.800 | 0.40–2.00 | 0.48–3.84 |
| Linearity | Regression equation | y = 0.039x − 0.424 | y = 0.231x + 0.281 | y = 0.052x + 0.094 | y = 0.981x + 0.073 | y = 0.267x + 0.109 | y = 0.210x + 0.090 | Coefficient of determination | 0.9971 | 0.9923 | 0.9988 | 0.9938 | 0.9927 | 0.9943 |
| Percentage recovery | 99.33 ± 2.85 | 100.49 ± 10.71 | 100.99 ± 2.83 | 101.84 ± 4.87 | 101.50 ± 5.18 | 103.39 ± 6.54 |
| Precision (% RSD) | Within-day | 0.00–1.89 | 1.18–1.70 | 2.32–3.76 | 0.49–4.57 | 0.00–0.91 | 1.01–2.98 | Between-day | 0.00–2.79 | 1.43–2.81 | 0.33–0.76 | 1.09–3.78 | 0.49–2.21 | 0.56–5.56 | Limit of detection (μg/milliliter) | 0.037 | 0.003 | 0.016 | 0.001 | 0.009 | 0.009 | Limit of quantitation (μg/milliliter) | 0.120 | 0.012 | 0.058 | 0.005 | 0.030 | 0.030 |
| Amount | Wet sample (mg/g) | 0.419 ± 0.020 | 1.007 ± 0.044 | 0.059 ± 0.006 | 1.447 ± 0.321 | 0.425 ± 0.020 | 1.087 ± 0.543 | Dry sample (mg/g) | 0.137 ± 0.011 | 0.279 ± 0.036 | 0.282 ± 0.054 | 0.937 ± 0.076 | 0.001 ± 0.000 | 0.647 ± 0.259 |
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