Table 7. Average recovery and RSD1) of pesticides spiked in green coffee bean at three different concentrations with GC-MS/MS
Pesticides | Concentration (mg/kg) |
0.01 | 0.1 | 0.5 |
Captan | 115.7 (5.8)2) | 106.9 (2.1) | 93.7 (4.9) |
Chlorpyrifos | 86.3 (6.4) | 71.7 (2.6) | 72.0 (3.8) |
Cyhalothrin | 119.8 (4.1) | 95.3 (1.8) | 90.2 (4.0) |
Cypermethrin | 98.7 (4.1) | 90.2 (2.4) | 87.1 (3.7) |
Cyproconazole | 108.3 (0.5) | 101.9 (1.2) | 86.9 (4.9) |
Dicloran | 79.3 (5.2) | 63.6 (0.3) | 49.2 (5.5) |
Diphenylamine | 66.3 (9.1) | 52.5 (8.1) | 39.5 (9.8) |
Disulfoton | 44.0 (5.8) | 48.2 (2.1) | 55.9 (4.9) |
Endosulafan-sulfate | 74.3 (7.4) | 78.5 (5.4) | 74.3 (3.8) |
Endosulafan-α | 118.7 (4.6) | 80.3 (1.7) | 70.1 (9.2) |
Endosulafan-β | 77.7 (13.5) | 97.8 (2.8) | 79.6 (4.9) |
Epoxiconazole | 105.3 (2.2) | 107.2 (2.3) | 87.1 (4.3) |
Fenamiphos | 60.3 (5.8) | 103.0 (2.1) | 91.2 (4.9) |
Fenpropathrin | 76.9 (3.0) | 100.0 (2.5) | 95.0 (4.2) |
Oxyfluorfen | 93.7 (2.2) | 101.6 (4.8) | 79.7 (3.8) |
Phorate | 60.7 (5.8) | 46.9 (2.1) | 50.2 (4.9) |
Pirimicarb | 90.3 (3.4) | 78.7 (1.9) | 82.4 (1.8) |
Procymidone | 110.0 (9.0) | 97.3 (2.0) | 78.5 (5.7) |
Profenofos | 82.3 (3.5) | 82.5 (1.8) | 87.4 (1.9) |
Propiconazole | 118.0 (5.8) | 103.3 (2.1) | 96.0 (4.9) |
Tebuconazole | 68.3 (5.8) | 97.5 (2.1) | 84.5 (4.9) |
Terbufos | 41.3 (5.8) | 47.9 (2.1) | 54.0 (4.9) |
Triadimefon | 114.0 (5.3) | 103.4 (1.9) | 82.7 (3.8) |
Triadimenol | 99.3 (2.9) | 109.9 (1.8) | 86.7 (5.2) |
Triazophos | 111.7 (5.8) | 91.4 (2.1) | 75.7 (4.9) |
RSD, relative standard deviation.
Recovery, % (RSD, %).