Table 1.
Metals | Current (mA) | Wavelength (nm) | Calibration curve (R2) | %R | LOD | LOQ |
---|---|---|---|---|---|---|
Pb | 10 | 282.9 | 0.9897 | 94.66 ± 3.10 | 0.013 | 0.04 |
Cu | 6 | 325.1 | 0.9991 | 89.56 ± 1.09 | 0.03 | 0.09 |
Hg | 10 | 253.7 | 0.9986 | 96.35 ± 2.02 | 0.005 | 0.015 |
Zn | 8 | 214.2 | 0.9924 | 93.39 ± 1.63 | 0.005 | 0.015 |
Cd | 8 | 228.6 | 0.9935 | 92.33 ± 3.10 | 0.01 | 0.03 |
LOD = limit of detection, LOQ = limit of quantification.