Table 2.
Matrix effect and linearity parameters in solvent extraction and fruit matrices.
| Pesticide | Solvent extraction | Matrix match papaya | Matrix match avocado | |||||
|---|---|---|---|---|---|---|---|---|
|
|
|
|
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| Slope | r | Slope | r | Matrix effect (%) | Slope | r | Matrix effect (%) | |
| CF | 4196 | 0.998 | 9060 | 0.999 | 53.7 | 9369 | 0.997 | 55.2 |
| CAR | 5302 | 0.998 | 7056 | 0.999 | 24.9 | 6558 | 0.999 | 19.2 |
| ATZ | 6119 | 0.997 | 5041 | 0.995 | −21.4 | 5740 | 0.995 | −6.6 |
| MeP | 2681 | 0.996 | 4198 | 0.995 | 36.1 | 5619 | 0.999 | 52.3 |
| AME | 8322 | 0.997 | 8195 | 0.997 | −1.5 | 8348 | 0.996 | 0.3 |
AME = ametryn; ATZ = atrazine; CAR = carbaryl; CF = carbofuran; MeP = methyl parathion.