Research Article
Profile of Trace Elements in Selected Medicinal Plants Used for the Treatment of Diabetes in Eritrea
Table 2
The operating conditions of the FAAS.
| Parameter | Element matrix | Cu | Pb | Zn | Fe |
| Wavelength | 324.8 nm | 283.3 nm | 213.9 nm | 372.0 nm | Slit width | 0.5 nm | 0.5 nm | 0.5 nm | 0.2 nm | Gain | 60% | 29% | 33% | 55% | Lamp current | 4.0 mA | 10.0 mA | 5.0 mA | 5.0 mA | Flame type | Air/acetylene | Air/acetylene | Air/acetylene | Air/acetylene | Air flow | 13.50 L/min | 13.50 L/min | 13.50 L/min | 14.90 L/min | Acetylene flow | 2.20 L/min | 2.20 L/min | 2.50 L/min | 2.20 L/min |
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