Table 2.
Validation parameters of the method.
| Compound | LOQ a (μg/kg) | Recovery (%) | RSD b (%) | Linearity Range | r2 |
|---|---|---|---|---|---|
| Organochlorine pesticides (OCPs) | |||||
| Aldrin | 1 | 83.7 | 11.2 | 1–200 | 0.9967 |
| Chlordane, cis- | 1 | 94.3 | 13.5 | 1–200 | 0.9960 |
| Chlordane, trans- | 1 | 96.8 | 9.43 | 1–200 | 0.9983 |
| Chlorobenzilate | 1 | 85.4 | 7.19 | 1–200 | 0.9946 |
| p,p′-DDD | 1 | 104.2 | 17.4 | 1–200 | 0.9945 |
| p,p′-DDE | 1 | 107.3 | 11.1 | 1–200 | 0.9972 |
| o,p′-DDT | 1 | 104.7 | 16.5 | 1–200 | 0.9943 |
| p,p′-DDT | 1 | 101.3 | 8.41 | 1–200 | 0.9947 |
| Dieldrin | 1 | 92.2 | 16.2 | 1–200 | 0.9981 |
| alpha-endosulfan | 1 | 84.2 | 17.6 | 1–200 | 0.9954 |
| beta-endosulfan | 1 | 80.6 | 15.4 | 1–200 | 0.9975 |
| endosulfansulfate | 1 | 85.7 | 14.4 | 1–200 | 0.9969 |
| Endrin | 0.5 | 87.4 | 15.4 | 0.5–200 | 0.9948 |
| alpha-HCH | 0.5 | 99.3 | 11.6 | 0.5–200 | 0.9971 |
| beta-HCH | 0.5 | 98.6 | 9.77 | 0.5–200 | 0.9920 |
| gamma-HCH/Lindan | 0.5 | 97.4 | 10.4 | 0.5–200 | 0.9973 |
| Heptachlor | 1 | 94.6 | 15.1 | 1–200 | 0.9946 |
| Heptachlorepoxid, egzo- | 1 | 96.6 | 13.6 | 1–200 | 0.9947 |
| Heptachlorepoxid, endo- | 1 | 97.4 | 11.4 | 1–200 | 0.9978 |
| Hexachlorobenzene (HCB) | 0.5 | 91.3 | 16.7 | 0.5–200 | 0.9989 |
| Methoxychlor | 1 | 105.4 | 16.6 | 1–200 | 0.9930 |
| Pentachloroaniline | 1 | 106.9 | 14.5 | 1–200 | 0.9961 |
| Quintozene | 1 | 91.2 | 9.55 | 1–200 | 0.9926 |
| Organophosphorus pesticides (OPPs) | |||||
| Azinphos-ethyl | 2 | 87.3 | 11.2 | 2–200 | 0.9962 |
| Bromophos-ethyl | 1 | 101.4 | 18.3 | 1–200 | 0.9941 |
| Carbophenothion | 5 | 92.1 | 13.1 | 5–200 | 0.9929 |
| Chlorfenvinphos | 1 | 89.7 | 12.3 | 1–200 | 0.9983 |
| Chlorpyrifos | 1 | 87.9 | 11.6 | 1–200 | 0.9940 |
| Chlorpyrifos-methyl | 1 | 96.3 | 16.3 | 1–200 | 0.9950 |
| Diazinon | 1 | 94.7 | 15.6 | 1–200 | 0.9986 |
| Dichlorvos | 1 | 93.3 | 16.6 | 1–200 | 0.9975 |
| Ethion | 1 | 83.7 | 21.4 | 1–200 | 0.9905 |
| Fenchlorphos | 1 | 82.6 | 11.6 | 1–200 | 0.9943 |
| Fenithrotion | 1 | 88.0 | 8.87 | 1–200 | 0.9926 |
| Fenthion | 1 | 95.3 | 14.4 | 1–200 | 0.9940 |
| Malaoxon | 1 | 92.7 | 13.6 | 1–200 | 0.9945 |
| Malathion | 1 | 92.6 | 12.5 | 1–200 | 0.9930 |
| Methidathion | 1 | 96.9 | 15.4 | 1–200 | 0.9913 |
| Mevinphos | 1 | 107.7 | 14.7 | 1–200 | 0.9986 |
| Paraoxon-metyl | 5 | 118.4 | 13.3 | 5–200 | 0.9924 |
| Parathion-ethyl | 2 | 105.6 | 10.7 | 2–200 | 0.9908 |
| Parathion-methyl | 2 | 104.2 | 9.51 | 2–200 | 0.9981 |
| Pirimiphos-methyl | 1 | 86.4 | 13.9 | 1–200 | 0.9938 |
| Profenofos | 1 | 87.6 | 17.7 | 1–200 | 0.9947 |
| Propetamphos | 1 | 96.0 | 16.2 | 1–200 | 0.9951 |
| Pyrazophos | 1 | 105.7 | 12.2 | 1–200 | 0.9971 |
| Tetrachlorvinphos | 1 | 104.4 | 13.6 | 1–200 | 0.9920 |
| Triazophos | 1 | 88.7 | 15.3 | 1–200 | 0.9921 |
| Pyrethroids | |||||
| Allethrin | 2 | 98.6 | 7.51 | 2–200 | 0.9985 |
| Bifenthrin | 1 | 105.2 | 16.3 | 1–200 | 0.9963 |
| Cyfluthrin | 5 | 93.6 | 18.7 | 5–200 | 0.9918 |
| Cypermethrin | 10 | 105.7 | 11.6 | 10–200 | 0.9942 |
| Deltamethrin | 10 | 98.7 | 11.7 | 10–200 | 0.9954 |
| Fenpropathrin | 5 | 96.4 | 15.5 | 5–200 | 0.9926 |
| Fenvalerate | 5 | 96.4 | 12.4 | 5–200 | 0.9957 |
| Fluvalinate, tau | 5 | 97.2 | 9.22 | 5–200 | 0.9963 |
| lambda-Cyhalothrin | 5 | 90.7 | 15.4 | 5–200 | 0.9978 |
| Permethrin | 1 | 107.3 | 16.3 | 1–200 | 0.9974 |
| Resmethrin | 5 | 96.6 | 12.6 | 5–200 | 0.9906 |
| Tetramethrin | 1 | 97.9 | 16.2 | 1–200 | 0.9958 |
| Carbamates | |||||
| Carbaryl | 5 | 84.1 | 19.5 | 5–200 | 0.9911 |
| Carbofuran | 1 | 86.1 | 18.4 | 1–200 | 0.9923 |
| Furathiocarb | 1 | 98.6 | 8.55 | 1–200 | 0.9902 |
| Pirimicarb | 1 | 89.6 | 8.34 | 1–200 | 0.9952 |
| Polychlorobiphenyls (Seven PCBs) |
|||||
| PCB 28 | 0.5 | 102.4 | 8.43 | 0.5–200 | 0.9961 |
| PCB 52 | 0.5 | 104.3 | 16.1 | 0.5–200 | 0.9983 |
| PCB 101 | 0.5 | 94.6 | 10.4 | 0.5–200 | 0.9973 |
| PCB 118 | 0.5 | 95.3 | 8.32 | 0.5–200 | 0.9965 |
| PCB 138 | 1 | 97.8 | 10.6 | 1–200 | 0.9978 |
| PCB 153 | 0.5 | 86.4 | 7.63 | 0.5–200 | 0.9964 |
| PCB 180 | 1 | 84.3 | 10.3 | 1–200 | 0.9970 |
a LOQ—limit of quantification; b RSD—precision in case of repeatability.