Table 2 Operational settings and the analytical conditions of Flame-AAS for aluminium, lead, zinc, chromium and iron determinations.
Operational Settings | Analytical Conditions |
|---|---|
Lamp current low (mA) | 10 |
Lamp current high (mA) | 600 |
Wavelength for lead | 283.3 nm |
Wavelength for iron | 372.0 nm |
Wavelength for zinc | 213.9 nm |
Wavelength for chromium | 357.9 nm |
Wavelength for aluminium | 309.3 nm |
Slit width for aluminium, lead, zinc and chromium | 0.7 nm |
Slit width for iron | 0.2 nm |
Lamp mode | BGC-SR |
Sample volume | 20 µL |
Concentration unit | mg/L |
Repetition Sequence | S1-S111 |
Fuel gas flow rate | 7.0 Lmin− 1 |
Zero intercept | Yes |
Background gain | 1 |
