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Table 1 Calibration curves results of standards

From: Assessment of sulphonamides and tetracyclines antibiotic residue contaminants in rural and peri urban dairy value chains in Kenya

STANDARS Regression equation from calibration curves Rr2 LOD HPLC-UV RF SD (%)
SMR f(x) = 662.48x + 74645.3 1.0 50 737.1 0.08
SDOX F(x) = 376.583x + 1846.29 1.0 100 378.4 0.004
SCL-rt30 F(x) = 17.72x – 7393.03 1.0 100 10.3 0.62
SDZ F(x) = 340.51x + 2232.01 1.0 50 342.7 0.005
SMTZ F(x) = 321.58x + 4987.23 1.0 50 326.6 0.013
SQ F (x) = 259.997x + 1480.45 1.0 50 258.5 0.005
SDM F(x) = 292.90x – 8808.51 1.0 80 284.1 0.027
SMX F(x) = 386.15x – 297.48 1.0 50 385.9 0.001
STZ-32 F(x) = 65.84x + 18977 1.0 50 84.8 0.19
OTC F(x) = 43.30x + 48278.9 1.0 40 91.6 0.46
DC F(x) = 55.08x + 29908.4 1.0 40 85 0.3
CTC F(x) = 127.8x + 18909.9 1.0 40 146.7 0.11
TC F(x) = 63.85x – 2396.01 1.0 40 61.5 0.034
  1. Rr2 recovery ratio, RF: retention factor, LOD:limit of detection, SD:standard deviation, Sulfachloropyradizine (SCL), Sulfadiazine (SDZ), Sulfadimidine (SMTZ), Sulfaquinoxaline (SQ), Sulfamerazine (SMR), Sulfathiazole (STZ), Sulfamethoxazole (SMX), Sulfadoxin (SDOX), Sulfadimethoxin (SDM), Oxytetracycline (OTC), Doxycycline hyclate (DC), Chlortetracycline hydrochloride (CTC) and Tetracycline hydrochloride (TC)