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. 2023 Jun 10;9(6):e17027. doi: 10.1016/j.heliyon.2023.e17027

Table 2.

Matrix correction curve, correlation coefficient, detection limit and quantitative limit of 16 mycotoxins under different ion modes.

Mycotoxin Full Name Abbreviationa Molecular formula Molecular weight Ionization Mode Correction curve R2 LOD (μg/kg) LOQ (μg/kg) Matrix Effect (%)
1 Ochratoxin A OTA C20H18ClNO6 403.81 ESI + Y = 0.83X+0.201 0.9969 0.5 1.6 95
2 T-2 toxin T-2 C24H34O9 466.53 ESI + Y = 1.26X-0.153 0.9993 2.0 6.7 92
3 HT-2 toxin HT-2 C22H32O8 424.48 ESI + Y = 0.165X+0.0312 0.9967 1.5 5.0 93
4 Fumonisin B1 FB1 C34H59NO15 721.83 ESI + Y = 0.0342X+0.105 0.9978 3.0 10 84
5 Fumonisin B2 FB2 C34H59NO14 705.83 ESI + Y = 0.144X+0.0742 0.9979 3.0 10 85
6 Fumonisin B3 FB3 C34H59NO14 705.83 ESI + Y = 0.112X+0.0351 0.9974 6.0 20 84
7 Aflatoxin B1 AFB1 C17H12O6 312.27 ESI + Y = 2.64X-0.504 0.9971 0.1 0.33 88
8 Aflatoxin B2 AFB2 C17H14O6 314.29 ESI + Y = 2.37X-0.641 0.9989 0.1 0.33 87
9 Aflatoxin G1 AFG1 C17H12O7 328.27 ESI + Y = 1.47X-0.454 0.9978 0.2 0.67 86
10 Aflatoxin G2 AFG2 C17H14O7 330.29 ESI + Y = 3.51X-0.306 0.9964 1.0 3.3 88
11 Sterigmatocystin ST C18H12O6 324.28 ESI + Y = 0.0479X+0.0114 0.9998 5.0 16 90
12 Zearalenone ZEN C18H22O5 318.36 ESI - Y = 0.0211X+0.0381 0.9991 5.0 16 94
13 Nivalenol NIV C15H20O7 312.32 ESI - Y = 0.0309X-0.0102 0.9974 6.0 20 107
14 Deoxynivalenol DON C15H20O6 296.32 ESI - Y = 0.0319X-0.0269 0.9971 5.0 16 89
15 3-acetyl deoxynivalenol 3-Ac-DON C17H22O6 322.35 ESI - Y = 43.3X+20.9 0.9965 3.0 10 92
16 15-acetyl deoxynivalenol 15-Ac-DON C17H22O7 338.35 ESI - Y = 79.1X+138 0.9989 3.0 10 91

aAbbreviations: OTA: Ochratoxin A; T-2: T-2 toxin; HT-2: HT-2 toxin; FB1: Fumonisin B1; FB2: Fumonisin B2; FB3: Fumonisin B3; AFB1: Aflatoxin B1; AFB2: Aflatoxin B2; AFG1: Aflatoxin G1; AFG2: Aflatoxin G2; ST: Sterigmatocystin; ZEN: Zearalenone; NIV: Nivalenol; DON: Deoxynivalenol; 3-Ac-DON: 3-acetyl deoxynivalenol; 15-Ac-DON: 15-acetyl deoxynivalenol.