Table 1.
The retention time, diagnostic ions and selected quantification ion for the target pesticides and internal standard
| Compound | Diagnostic ions | Quantification ion | Retention time (min) |
|---|---|---|---|
| Carbaryl |
115.1, 144.1, 116.1 |
144.1 |
19.75 |
| Gamma HCH |
221, 219, 217 |
219 |
25.89 |
| Diazinon |
304.1, 276, 227.1 |
304.1 |
26.11 |
| Pirimicarb |
238, 166, 167 |
166 |
27.25 |
| Chlorpyrifos-methyl |
290, 288, 286 |
286 |
28.37 |
| Pirimiphos-methyl |
305.1, 290.1, 276.1 |
290.1 |
29.32 |
| Fenitrothion |
277.1, 278.1, 260 |
277.1 |
29.41 |
| Malathion |
173.1, 158, 124.9 |
173 |
29.65 |
| TPM* |
244.1, 158, 124.9 |
244.1 |
30.74 |
| Procymidone |
284, 285, 283 |
283 |
32.31 |
| Alpha-Endosulfan |
338.9, 264.9, 240.9 |
240.9 |
33.43 |
| Iprodione |
244, 187, 246 |
187 |
35.51 |
| Beta-Endosulfan |
338.9, 266.9, 240.9 |
240.9 |
35.62 |
| Propiconazole 1 |
261, 259, 173 |
259 |
36.80 |
| Propiconazole 2 |
261, 259, 173 |
259 |
37.01 |
| Endosulfan sulfate |
386.9, 273.8, 271.8 |
271.8 |
37.19 |
| Bifenthrin |
181.2, 182.1, 165.1 |
181.2 |
38.61 |
| Lambda cyhalothrin |
208, 197, 181 |
181 |
40.51 |
| Permethrin 1 |
183.1, 184.1, 163 |
183.1 |
42.32 |
| Permethrin 2 |
183.1, 184.1, 163 |
183.1 |
42.59 |
| Cypermethrin1 |
207, 208.1, 281 |
207 |
44.57 |
| Cypermethrin 2 |
207, 208.1, 281 |
207 |
44.80 |
| Cypermethrin 3 |
207, 208.1, 281 |
207 |
45.11 |
| Difenoconazole 1 |
265, 267, 323 |
323 |
49.44 |
| Difenoconazole 2 |
265, 267, 323 |
323 |
49.73 |
| Deltamethrin | 252.9, 254.9, 209.1 | 252.9 | 50.98 |
* Triphenylmethane as internal standard.