Table 3.
Limit of detection (LOD), limit of quantification (LOQ), calibration curve equations and linearity (R2) for validation of 10 organochlorine pesticides in shellfish and cephalopods matrix (n = 3)
| Matrix type | OCPs | LOD (ng/g) | LOQ (ng/g) | Calibration curve equations | R2 |
|---|---|---|---|---|---|
| Shellfish | α-BHC | 0.243 | 0.736 | Y = 180.4X + 163.2 | 0.9980 |
| β-BHC | 0.287 | 0.871 | Y = 896.0X + 28.0 | 0.9981 | |
| γ-BHC | 0.101 | 0.305 | Y = 224.5X + 118.9 | 0.9976 | |
| δ-BHC | 0.144 | 0.436 | Y = 65.0X − 4.4 | 0.9995 | |
| Aldrin | 0.198 | 0.600 | Y = 156.4X − 16.9 | 0.9986 | |
| Dieldrin | 0.289 | 0.874 | Y = 38.8X + 37.5 | 0.9966 | |
| p,p′-DDE | 0.104 | 0.314 | Y = 518.8X + 357.7 | 0.9968 | |
| p,p′-DDD | 0.796 | 2.414 | Y = 4108.9X − 4617.4 | 0.9991 | |
| o,p′-DDT | 0.329 | 0.997 | Y = 2200.1X − 5170.9 | 0.9996 | |
| p,p′-DDT | 0.179 | 0.542 | Y = 746.8X − 2196.7 | 0.9996 | |
| Cephalopods | α-BHC | 0.210 | 0.635 | Y = 96.7X + 35.2 | 0.9998 |
| β-BHC | 0.286 | 0.867 | Y = 368.4X − 192.8 | 0.9999 | |
| γ-BHC | 0.362 | 1.097 | Y = 95.7X + 135.9 | 0.9993 | |
| δ-BHC | 0.349 | 1.057 | Y = 15.9X + 17.0 | 0.9993 | |
| Aldrin | 0.541 | 1.640 | Y = 46.7X − 20.2 | 0.9997 | |
| Dieldrin | 0.385 | 1.168 | Y = 23.6X − 11.6 | 0.9996 | |
| p,p′-DDE | 0.658 | 1.993 | Y = 409.3X − 1168.4 | 0.9962 | |
| p,p′-DDD | 0.768 | 2.327 | Y = 1279.5X + 1559.4 | 0.9990 | |
| o,p′-DDT | 0.679 | 2.058 | Y = 432.4X − 942.8 | 0.9980 | |
| p,p′-DDT | 0.622 | 1.886 | Y = 461.7X − 1035.4 | 0.9999 |