Table 3.
The retention times, diagnostic ions and selected quantification ion for the target pesticides and internal standard.
| No. | Compound | Retention time | Diagnostic ions | Quantification ions |
|---|---|---|---|---|
| 1 | Dichlorvos | 7.66 | 185., 109, 220 | 109 |
| 2 | Diazinon | 11.87 | 304, 276, 179 | 304 |
| 3 | Primicarb | 12.45 | 238.2, 166.1 | 166.1 |
| 4 | Chlorpyrifos-methyl | 13.15 | 286, 125, 323 | 286 |
| 5 | Carbaryl | 13.29 | 144, 125.9, 115.1 | 144 |
| 6 | Fenitrothion | 13.87 | 277, 260, 214 | 277 |
| 7 | Pirimiphos-methyl | 13.88 | 305, 290, 276.1 | 305 |
| 8 | Malathion | 14.03 | 285, 173, 158 | 173 |
| 9 | Fenthion | 14.320 | 278, 169, 262.9 | 278 |
| 10 | Chlorpyrifos | 14.478 | 314, 197, 257.8 | 314 |
| 11 | TPM (Istd) | 14.699 | 244, 165 | 244, 165 |
| 12 | Fipronil | 15.89 | 367, 420, 351 | 367 |
| 13 | Oxadiazon | 17.548 | 344.1, 302, 258 | 258 |
| 14 | Iprodione | 19.57 | 244.1, 187, 161 | 187 |
| 15 | Edifenphos | 19.784 | 310, 200.9, 173 | 310 |
| 16 | Propiconazole | 19.89, 20.28 | 259, 190.9, 172.9 | 259 |
| 17 | Propargite | 20.433 | 350.2, 335.2, 201.1 | 350.2 |
| 18 | Fenvalerate | 28.13, 28.42 | 419.2, 225.1, 167 | 225.1 |