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Table 5 Linearity of calibration curve, LOD, and LOQ of pesticides

From: Monitoring heavy metals, residual agricultural chemicals and sulfites in traditional herbal decoctions

Pesticides Regression equation R2 cLOD mg/kg) dLOQ (mg/kg)
p,p'-DDD yb = 374844.59xa-1258.40 1.0000 0.005 0.016
p,p'-DDE y = 389791.58x-2526.36 1.0000 0.007 0.021
o,p'-DDT y = 229348.05x-12990.11 0.9995 0.065 0.196
p,p'-DDT y = 254190.24x-16171.13 0.9996 0.045 0.136
Bifenthrin y = 85403.71x-1585.67 0.9999 0.030 0.091
Chlorfenapyr y = 393884.32x-6112.32 1.0000 0.018 0.053
Chlorothalonil y = 475988.22x-13117.75 0.9999 0.031 0.094
Cyhalothrin y = 273407.08x-11711.69 0.9998 0.042 0.129
Cypermethrin y = 146439.59x-7670.04 0.9995 0.060 0.181
Dieldrin y = 474247.23x-4668.10 1.0000 0.007 0.020
α-Endosulfan y = 435974.27x-2681.56 1.0000 0.011 0.034
β-Endosulfan y = 411096.17x-3877.12 1.0000 0.015 0.045
Endosulfan Sulfate y = 330896.35x-6530.19 0.9999 0.029 0.089
Fenarimol y = 353478.59x-15843.60 0.9996 0.052 0.159
Fenpropathrin y = 102000.65x-3871.97 0.9998 0.042 0.127
Hexaconazole y = 189804.39x-19048.19 0.9999 0.033 0.101
Isoprothiolane y = 102841.63x-4375.38 0.9996 0.051 0.154
Kresoxim-methyl y = 82893.05x-1863.47 0.9999 0.026 0.080
Methoxychlor y = 174878.92x-5581.06 0.9998 0.055 0.166
Pendimethalin y = 95284.06x-766.05 0.9999 0.038 0.115
Procymidone y = 48823.89x + 1832.31 0.9999 0.077 0.234
Tetradifon y = 305112.99x-9039.28 0.9998 0.050 0.151
Thifluzamide y = 290010.38x-5561.51 1.0000 0.012 0.035
Tolylfluanid y = 269855.77x-12090.08 0.9999 0.022 0.067
Triadimefon y = 190757.09x-3508.23 1.0000 0.022 0.066
Triflumizole y = 142356.47x-8256.12 0.9992 0.097 0.293
Cyprodinil y = 205.34x-2.68 1.0000 0.045 0.138
Iprobenfos y = 1540.77x-171.09 0.9999 0.074 0.225
Napropamide y = 51.25x-1.22 1.0000 0.036 0.109
Tebuconazole y = 80.37x-8.08 1.0000 0.025 0.076
Tebufenpyrad y = 121.95x-2.61 1.0000 0.044 0.132
Triadimenol y = 91.36x-5.56 0.9999 0.054 0.162
Triazophos y = 1540.77x-217.58 1.0000 0.003 0.009
  1. ay = peak area, bx = concentration of the respective compounds, cLOD = 3.3 × δ/S, dLOQ =10 × δ/S (δ : standard deviation, S : the individual slope in calibration curves)