Table 1.
Structures, chemical properties, functions, DT50 and LD50 of the pesticides investigated in this study.
| Compound | Formula and CAS No | Structure | Chemical Class and Function | DT50 (days) | LD50 (mg/ kg) |
|---|---|---|---|---|---|
| Chlorpyrifos | C9H11 Cl9NO3PS; 2921-88-2 |
|
Organophosphorus; Insecticide, nematicide | 16–72 | Rats: 95–270 |
| Malathion | C10H19O6PS2; 121-75-5 |
|
Organophosphorus; Insecticide | 0.49–107 | Rats: 1,522–1,945 |
| Diazinon | C12H21N2O3PS; 333-41-5 |
|
Organophosphorus; Insecticide | 7–15 | Rabbit: 1,160–1,340 |
| Carbofuran | C12H15NO3; 1563-66-2 |
|
N-methyl carbamate; Insecticide, nematicide | 13–14 | Rats: 90–500 |
| Carbaryl | C12H11NO2; 63-25-2 |
|
N-methyl carbamate; Insecticide, plant growth regulator, nematicide | 0.15–35 | Rats: 50–500 |
DT50: degradation time for 50% of a compound; LD50: lethal dose for 50% of the population.