Table 3.
ICP OES instrumental parameters.
| Parameters | ICP OES |
|---|---|
| Radiofrequency power | 1150 W |
| Pump flow | 50 rpm |
| Plasma argon flow | 12.00 L min−1 |
| Auxiliary argon flow | 0.50 L min−1 |
| Nebulizer gas flow | 0.70 L min−1 |
| Plasma view | Axial |
| Analytes | Wavelength (nm) |
| Cd | 228.8 |
| Co | 228.6 |
| Cr | 283.5 |
| Cu | 324.7 |
| Fe | 259.9 |
| Na | 588.9 |
| Pb | 220.3 |
| Zn | 213.8 |