Table 2 Instrument conditions and furnace programme for the determination of beryllium (argon flow rate was set at 0.3 L min-1, except during atomization)
Step | Temp (°C) | Time (s) |
|---|---|---|
Drying | 85 | 5 |
Drying | 95 | 30 |
Drying | 120 | 20 |
Pre-pyrolysis | 450 | 22 |
Pyrolysis | 1000†; 800‡ | 17 |
Atomizing | 2900†; 2800‡ | 3 |
Cleaning | 2900 | 2 |