Table 1 Preconcentration settings
Parameter | Set value |
|---|---|
Sampling time | 60 s |
Sampling temperature | 30 |
Desorption temperature | 25 °C (for TMA), 100 °C (for NH3) |
Desorption rate | Maximum (automatically preformed by preconcentrating device) |
Parameter | Set value |
|---|---|
Sampling time | 60 s |
Sampling temperature | 30 |
Desorption temperature | 25 °C (for TMA), 100 °C (for NH3) |
Desorption rate | Maximum (automatically preformed by preconcentrating device) |