Conference Abstract Book

MAE optimization results • Yield: 4.2–25.2% • AUA: 55.7–78.8% • DE: 38.2–68.4% (low–high methoxyl range) Table 1. Design of the experiment matrix for the microwave-assisted extraction of pectin and alongside responses. Optimal conditions: 3.67 min 1335 W pH 1.49 Run F1 F2 F3 R1 R2 R3 Time (min) Power (W) pH Yield (%) AUA (%) DE (%) 1 3 1400 1.5 24.26 ± 3.46 59.74 ± 0.24 47.84 ± 0.62 2 3 1000 2 9.23 ± 0.54 55.70 ± 0.05 62.76 ± 1.25 3 5 1800 1.5 7.89 ± 1.04 60.52 ± 0.71 64.56 ± 0.41 4 5 1400 2 23.47 ± 0.94 59.39 ± 1.17 54.03 ± 0.75 5 3 1400 1.5 24.97 ± 1.33 63.11 ± 0.72 43.91 ± 0.75 6 3 1800 1 19.57 ± 1.19 78.84 ± 0.74 39.28 ± 0.35 7 3 1000 1 18.07 ± 1.09 61.25 ± 2.28 53.78 ± 1.78 8 1 1800 1.5 10.53 ± 0.18 60.97 ± 3.38 61.50 ± 1.92 9 3 1400 1.5 23.07 ± 2.27 66.83 ± 1.55 49.53 ± 1.19 10 1 1000 1.5 6.42 ± 0.02 64.88 ± 3.39 61.96 ± 1.14 11 3 1800 2 22.57 ± 2.43 63.86 ± 2.53 53.64 ± 2.46 12 1 1400 1 11.32 ± 0.86 64.25 ± 1.59 54.20 ± 0.86 13 3 1400 1.5 24.49 ± 3.85 68.96 ± 3.21 46.13 ± 3.30 14 3 1400 1.5 25.16 ± 1.64 65.76 ± 1.51 47.59 ± 0.93 15 5 1000 1.5 24.93 ± 0.67 65.99 ± 0.85 48.87 ± 0.45 16 1 1400 2 4.19 ± 0.17 60.15 ± 1.17 68.39 ± 2.45 17 5 1400 1 11.57 ± 1.23 78.69 ± 1.02 38.20 ± 0.38