Measurement of the Potential Rates of Dissimilatory Nitrate Reduction to Ammonium Based on 14NH4+/15NH4+ Analyses via Sequential Conversion to N2O
6.0K Views
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08:05 min
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October 7th, 2020
DOI :
October 7th, 2020
•Megumi Kuroiwa1, Keitaro Fukushima2,3, Kazuma Hashimoto2, Yukiko Senga4, Tsubasa Sato4, Chie Katsuyama5, Yuichi Suwa1
1Department of Biological Sciences, Faculty of Science and Engineering, Chuo University, 2Faculty & Graduate School of Urban Environmental Sciences, Tokyo Metropolitan University, 3Center for Ecological Research, Kyoto University, 4Department of Chemistry, Faculty of Science, Toho University, 5Graduate School of Integrated Arts and Sciences, Hiroshima University
Chapters in this video
0:04
Introduction
1:36
Preparation of a PTFE Envelope for Quantitatively Capturing Gaseous NH3
2:41
Capturing Diffused NH4+ in 2M H2SO4 absorbed to the GF/D Filter in the PTFE Envelope and the Persulfate Oxidation
4:53
Determining the NO3" Converted from NH4+ by the Denitrifier Method Using Quadrupole GC/MS
6:38
Results: Determination of DNRA Rate Based on 14NH4+/15NH4+ Analyses
7:36
Conclusion
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