Table 1 Results of assessment of linearity of TLC-FID method for assay of chlorpyrifos
From: Method development for determination of residual Chlorpyrifos in the grapes by Tlc-fid
Concentration (μg/mL) | Concentration as percent of 20 μg/mL | EP peak area as mean of 3 injections | Found Concentration (μg/mL) | % Recovery |
|---|---|---|---|---|
5 | 25 | 1,988,804 | 24.912 | 99.6 |
10 | 50 | 3,965,380 | 49.479 | 99.0 |
15 | 75 | 5,894,822 | 73.459 | 97.9 |
20 | 100 | 8,013,145 | 99.788 | 99.8 |
Mean (n = 4) | 99.085 | |||
Standard deviation | 0.729 | |||