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. 2023 May 23;415(17):3607–3617. doi: 10.1007/s00216-023-04751-2

Table 2.

Analytical features for hallucinogen determination in oral fluids by MEPS and LC–MS/MS

Analyte R2 LOD (µg L−1) LOQ (µg L−1) RSD (%) Recovery (% ± s, n = 3)
20 μg L−1 50 μg L−1 100 μg L−1
2C-C 0.998 0.80 2.66 6.2 108 ± 3 85 ± 2 104 ± 2
DOC 0.993 1.22 4.06 9.3 123 ± 5 98 ± 4 105 ± 3
2C-E 0.992 0.34 1.12 2.3 123 ± 2 105 ± 4 119 ± 3
LSD 0.997 0.74 2.47 5.3 129 ± 5 108 ± 3 118 ± 6
Mescaline-NBOMe 0.990 0.78 2.61 5.4 126 ± 5 120 ± 4 118 ± 4
3,4-DMA-NBOMe 0.993 0.21 0.69 2.8 127 ± 1 123 ± 2 118 ± 2
DOI 0.990 0.58 1.94 4.3 113 ± 6 103 ± 8 118 ± 3
2C-P 0.990 0.90 2.99 6.5 117 ± 6 104 ± 3 116 ± 2
25H-NBOMe 0.991 0.27 0.88 1.8 124 ± 6 104 ± 9 119 ± 2
25N-NBOMe 0.994 0.29 0.96 4.7 129 ± 5 111 ± 2 119 ± 6
25C-NBOH 0.998 0.44 1.45 5.0 112 ± 6 106 ± 2 109 ± 4
25-MMA-NBOMe 0.993 1.16 3.85 8.0 124 ± 3 106 ± 4 121 ± 2
4-MA-NBOMe 0.993 0.24 0.81 3.4 119 ± 4 105 ± 4 105 ± 4
25C-NBF 0.996 0.09 0.29 0.9 108 ± 5 102 ± 4 104 ± 3
25B-NBOH 0.995 0.41 1.36 3.1 124 ± 4 102 ± 2 111 ± 2
30C-NBOMe 0.996 0.25 0.84 3.4 80 ± 7 110 ± 3 121 ± 1
25B-NBF 0.996 0.87 2.89 6.1 95 ± 8 103 ± 8 113 ± 2
25D-NBOMe 0.993 0.29 0.96 2.0 121 ± 5 113 ± 2 119 ± 6
25C-NBOMe 0.994 0.64 2.14 4.3 122 ± 5 119 ± 4 115 ± 9
25 T-NBOMe 0.993 0.67 2.23 4.8 125 ± 4 115 ± 3 123 ± 4
25I-NBOH 0.997 0.32 1.07 3.7 90 ± 10 109 ± 1 115 ± 2
4EA-NBOMe 0.991 0.27 0.89 1.9 108 ± 8 100 ± 2 114 ± 3
25B-NBOMe 0.995 0.45 1.48 3.1 87 ± 9 113 ± 5 119 ± 3
25I-NBF 0.995 0.67 2.09 4.2 95 ± 9 110 ± 3 118 ± 2
25E-NBOMe 0.994 0.41 1.36 2.9 95 ± 10 109 ± 4 119 ± 3
25I-NBOMe 0.994 0.97 3.22 7.0 90 ± 9 110 ± 1 121 ± 5
25P-NBOMe 0.993 0.30 0.99 2.1 108 ± 2 88 ± 9 104 ± 9
25T4-NBOMe 0.993 0.40 1.34 3.0 110 ± 3 90 ± 5 110 ± 8

LOD limit of detection, LOQ limit of quantification, RSD relative standard deviation