Research Article
Development and Validation of a LC-MS/MS Method for the Determination of Nitrofuran Metabolites in Soft-Shell Turtle Powder Health Food Supplement
Table 3
Detection of NF metabolites in HHF products purchased online.
| | | AOZ | AHD | SEM | AMOZ | | CON (μg kg−1) | STV | % RSD | CON (μg kg−1) | STV | % RSD | CON (μg kg−1) | STV | % RSD | CON (μg kg−1) | STV | % RSD |
| | R1 | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | | R2 | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | | R3 | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | | R4 | ND | ND | ND | ND | ND | ND | BL | BL | BL | ND | ND | ND | | R5 | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | | R6 | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | | R7 | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | | R8 | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | | R9 | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | | R10 | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | | C11 | 9.30 | 0.17 | 1.86 | ND | ND | ND | 12.13 | 0.23 | 1.90 | ND | ND | ND | | C12 | ND | ND | ND | ND | ND | ND | 1.02 | 0.04 | 3.70 | ND | ND | ND | | C13 | ND | ND | ND | ND | ND | ND | 0.54 | 0.02 | 2.85 | ND | ND | ND |
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ND: not detected; BL: below the LOQ; CON: concentration; STV: standard deviation.
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