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Calibration strategy/sample | Type of sample/flavor | Cua | Mna |
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Analytical curve | Water | Y = (0.0090 ± 0.0002) x + (0.0048 ± 0.0055), r2 = 0.999 | Y = (0.0347±) x + (0.0026 ± 0.0044), r2 = 0.998 |
Analyte addition curve/S2 | Nectar/orange | Y = (0.0094x ± 0.0003) x + (0.1347 ± 0.0039), r2 = 0.999, SR = 1.04, t value = 2.495 | Y = (0.0316±) x + (0.3432 ± 0.0184), r2 = 0.991, SR = 0.91, t value = 2.784 |
Analyte addition curve/S6 | Nectar/mango | Y = (0.0106x ± 0.0009) x + (0.0830 ± 0.0074), r2 = 0.999, SR = 1.18, t value = 4.277 | Y = (0.0332±) x + (0.4046 ± 0.0128), r2 = 0.997, SR = 0.93, t value = 1.653 |
Analyte addition curve/S9 | Nectar/passion fruit | Y = (0.0099x ± 0.0005) x + (0.0428 ± 0.0022), r2 = 0.999, SR = 1.10, t value = 3.869 | Y = (0.0310±) x + (0.2016 ± 0.0181), r2 = 0.998, SR = 0.89, t value = 2.543 |
Analyte addition curve/S12 | Nectar/peach | Y = (0.0100x ± 0.0008)x + (0.113 ± 0.0085), r2 = 0.999, SR = 1.11, t value = 3.214 | Y = (0.0345±) x + (0.2512 ± 0.0175), r2 = 0.995, SR = 0.99, t value = 0.149 |
Analyte addition curve/S16 | Nectar/grape | Y = (0.0099x ± 0.0008) x + (0.0897 ± 0.0076), r2 = 0.998, SR = 1.10, t value = 2.665 | Y = (0.0293±) x + (0.2878 ± 0.0297), r2 = 0.996, SR = 0.84, t value = 3.521 |
Analyte addition curve/S20 | Juice/orange | Y = (0.0087x ± 0.0004) x + (0.1168 ± 0.0055), r2 = 0.999, SR = 0.96, t value = 1.466 | Y = (0.0284±) x + (0.2353 ± 0.0281), r2 = 0.999, SR = 0.82, t value = 3.816 |
Analyte addition curve/S22 | Juice/grape | Y = (0.0144x ± 0.0005) x + (0.2910 ± 0.0096), r2 = 0.993, SR = 1.60, t value = 24.051 | Y = (0.0628±) x + (0.1035 ± 0.0062), r2 = 0.993, SR = 1.81, t value = 15.924 |
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