Acetaldehyde Removal from Indoor Air through Chemical Absorption Using L-Cysteine
Abstract
:1. Introduction
2. Experimental Section
2.1. Bubbling Method
2.1.1. Amino acids
2.1.2. Experimental apparatus
2.1.3. PTR-MS
2.2. Bag Method
3. Results and Discussion
3.1. Inlet Concentration
3.2. Bubbling Method
3.3. Bag Method
4. Conclusions
Acknowledgments
References
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Substance | n | Inlet concentration[ppm] |
---|---|---|
Water | 3 | 1.59–1.67 |
Glycine | 3 | 1.66–1.67 |
L-Lysine | 1 | 1.11 |
L-Methionine | 1 | 1.02 |
L-Cysteine | 3 | 1.58–1.59 |
L-Cystine | 3 | 1.66–1.68 |
Operation mode | Multiple Ion Detecting (MID) mode |
Detected ion | m/z = 45 (acetaldehyde) |
Reaction rate constant | 3.6 × 10−9 cm3 molecule−1 s−1 |
Dwell time | 60 s |
Sample solution | Removal rate [%] |
---|---|
Water | 55 ± 5 |
Glycine | 52 ± 0.2 |
l-Lysine | 64 |
l-Methionine | 58 |
l-Cysteine | 91 ± 0.4 |
l-Cystine | 50 ± 1 |
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Yamashita, K.; Noguchi, M.; Mizukoshi, A.; Yanagisawa, Y. Acetaldehyde Removal from Indoor Air through Chemical Absorption Using L-Cysteine. Int. J. Environ. Res. Public Health 2010, 7, 3489-3498. https://doi.org/10.3390/ijerph7093489
Yamashita K, Noguchi M, Mizukoshi A, Yanagisawa Y. Acetaldehyde Removal from Indoor Air through Chemical Absorption Using L-Cysteine. International Journal of Environmental Research and Public Health. 2010; 7(9):3489-3498. https://doi.org/10.3390/ijerph7093489
Chicago/Turabian StyleYamashita, Kyoko, Miyuki Noguchi, Atsushi Mizukoshi, and Yukio Yanagisawa. 2010. "Acetaldehyde Removal from Indoor Air through Chemical Absorption Using L-Cysteine" International Journal of Environmental Research and Public Health 7, no. 9: 3489-3498. https://doi.org/10.3390/ijerph7093489