Research Article
Simultaneous Determination of Four Aldehydes in Gas Phase of Mainstream Smoke by Headspace Gas Chromatography-Mass Spectrometry
Table 2
The trapping effect of two impingers.
| No. of impingers | Acetaldehyde (μg/mL) | Propionaldehyde (μg/mL) | Acrolein (μg/mL) | Crotonaldehyde (μg/mL) |
| 1st | 52.46 | 4.24 | 9.01 | 1.34 | 2nd | 0.26 | 0.01 | 0.01 | 0.02 |
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