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. 2024 May 23;19(5):e0299247. doi: 10.1371/journal.pone.0299247

Table 1. Method validation parameters for the quantification of antimicrobial residues.

Target residues LOD (μg/L) LOQ (μg/L) R 2 Intra-day precision (%RSD) Inter-day precision (%RSD) Recovery (%)
Day 1 Day 2 Day 3
Ampicillin 0.24 0.79 0.999 5 4 5 5 90
Trimethoprim 0.04 0.13 0.994 3 1 3 11 101
Ciprofloxacin 0.11 0.36 0.998 4 2 3 13 102
Sulfamethoxazole 0.34 1.14 0.997 6 9 2 20 93
Fluconazole 0.30 1.01 0.999 5 2 1 19 98

R2 = R square; LOD = limit of detection; LOQ = Limit of quantification; RSD = relative standard deviation.