Table 1.
Selecting parameters for ethylene gas determination at the flowers.
| Parameters | Values |
|---|---|
| Resonant cell pressure | ≈1033 mb |
| The total amount of flowers used for determinations | ≈3g |
| CO2 laser line for gas determination | 10P(14); λ = 10.53 μm; α = 30.4 cm−1 atm−1 |
| Synthetic air outflow | Linde gas: 20% oxygen, 80% nitrogen (impurities: hydrocarbons max. 0.1ppmV, nitrogen oxides max. 0.1ppmV) |
| Nitrogen outflow | Linde gas 6.0, purity 99.9999% |
| Working temperature | ≈23–25 °C |
| Glass cell volume | 150 cm3 |
| Resonant cell volume | 1000cm3 |
| The responsivity of the resonant cell | 375 cmV/W |
| Flowers sample time determinations | ≈550 s |