Table 6. Linearity, limit of detection (LOD), limit of quantitation (LOQ) and matrix effect of pesticide residues
Pesticides | Linear range (mg/kg) | Correlation coefficient (R2) | LOD (mg/kg) | LOQ (mg/kg) | Matrix effect (%) |
Aldicarb | 0.0100-0.5024 | 0.9997 | 0.0019 | 0.0058 | -12 |
Azoxystrobin | 0.0100-0.5008 | 0.9997 | 0.0007 | 0.0021 | -11 |
Benzovindiflupyr | 0.0100-0.5000 | 0.9998 | 0.0029 | 0.0087 | -26 |
Boscalid | 0.0100-0.5007 | 0.9989 | 0.0008 | 0.0024 | 1 |
Captan | 0.0100-0.5020 | 0.9995 | 0.0028 | 0.0084 | 46 |
Carbendazim | 0.0100-0.5020 | 0.9999 | 0.0011 | 0.0035 | -15 |
Carbofuran | 0.0100-0.5005 | 0.9984 | 0.0008 | 0.0023 | 1 |
Chlorantraniliprole | 0.0100-0.5015 | 0.9999 | 0.0013 | 0.0040 | 8 |
Chlorpyrifos | 0.0101-0.5030 | 0.9998 | 0.0014 | 0.0042 | 153 |
Clothianidin | 0.0100-0.5001 | 0.9999 | 0.0024 | 0.0074 | -60 |
Cyantraniliprole | 0.0100-0.5001 | 0.9998 | 0.0017 | 0.0051 | -11 |
Cyhalothrin | 0.0200-1.0030 | 0.9989 | 0.0023 | 0.0069 | 518 |
Cypermethrin | 0.0100-0.5010 | 0.9978 | 0.0014 | 0.0043 | 318 |
Cyproconazole | 0.0100-0.5015 | 0.9996 | 0.0026 | 0.0078 | 227 |
Dicloran | 0.0100-0.5020 | 0.9999 | 0.0016 | 0.0048 | 144 |
Diphenylamine | 0.0101-0.5045 | 0.9999 | 0.0013 | 0.0040 | 25 |
Disulfoton | 0.0100-0.5001 | 0.9998 | 0.0013 | 0.0040 | 83 |
Endosulafan-sulfate | 0.0100-0.5005 | 0.9978 | 0.0031 | 0.0093 | -40 |
Endosulafan-α | 0.0100-0.5010 | 0.9991 | 0.0014 | 0.0041 | -2 |
Endosulafan-β | 0.0100-0.5007 | 0.9995 | 0.0022 | 0.0066 | 98 |
Epoxiconazole | 0.0100-0.5010 | 0.9998 | 0.0012 | 0.0036 | 443 |
Fenamiphos | 0.0100-0.5001 | 0.9966 | 0.0003 | 0.0009 | 507 |
Fenpropathrin | 0.0100-0.5005 | 0.9995 | 0.0003 | 0.0010 | 54 |
Hexythiazox | 0.0100-0.5015 | 0.9999 | 0.0014 | 0.0042 | -5 |
Imidacloprid | 0.0100-0.5004 | 0.9998 | 0.0026 | 0.0079 | -9 |
Metaflumizone | 0.0100-0.5003 | 0.9999 | 0.0027 | 0.0082 | 10 |
Oxyfluorfen | 0.0100-0.5005 | 0.9996 | 0.0023 | 0.0071 | 365 |
Phorate | 0.0100-0.5002 | 0.9997 | 0.0003 | 0.0009 | 187 |
Pirimicarb | 0.0100-0.5010 | 0.9998 | 0.0012 | 0.0036 | 44 |
Procymidone | 0.0100-0.5015 | 0.9998 | 0.0019 | 0.0059 | 86 |
Profenofos | 0.0100-0.5024 | 0.9995 | 0.0017 | 0.0051 | 613 |
Propiconazole | 0.0100-0.5015 | 0.9981 | 0.0013 | 0.0038 | 98 |
Pyraclostrobin | 0.0101-0.5025 | 0.9988 | 0.0019 | 0.0058 | -4 |
Pyriproxyfen | 0.0101-0.5040 | 0.9975 | 0.0003 | 0.0009 | -11 |
Saflufenacil | 0.0100-0.5001 | 0.9999 | 0.0024 | 0.0072 | 0 |
Spirodiclofen | 0.0100-0.5015 | 0.9989 | 0.0031 | 0.0093 | -5 |
Tebuconazole | 0.0100-0.5015 | 0.9989 | 0.0004 | 0.0012 | 181 |
Terbufos | 0.0101-0.5033 | 0.9999 | 0.0004 | 0.0012 | 78 |
Thiamethoxam | 0.0100-0.5010 | 0.9980 | 0.0012 | 0.0037 | 30 |
Triadimefon | 0.0100-0.5010 | 0.9998 | 0.0016 | 0.0049 | 96 |
Triadimenol | 0.0100-0.5015 | 0.9997 | 0.0028 | 0.0084 | 216 |
Triazophos | 0.0100-0.5020 | 0.9987 | 0.0022 | 0.0068 | 641 |
Trifloxystrobin | 0.0100-0.5003 | 0.9995 | 0.0007 | 0.0022 | -18 |