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H. R. Robles-Jimarez, N. Jornet-Martínez and P. Campíns-Falcó
This paper aims to provide improved selectivity and sensitivity with a short analysis time of about 10 min and low residues for quantitation of nitrite and nitrate in waters by liquid chromatography. Ion-pair formation and ion exchange retention mechanis...
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Nima Bolouki, Wen-Hui Kuan, Yu-Yun Huang and Jang-Hsing Hsieh
A non-thermal plasma-water system using a microsecond pulsed high-voltage power supply was investigated with air, nitrogen, oxygen, and argon gas feedings individually. Optical emission spectroscopy (OES) was utilized to characterize the primary active s...
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Masumi Inoue, Heesup Choi, Yuhji Sudoh, Koichi Ayuta
Pág. 22 - 24
This study aimed to clarify the leaching properties of nitrite ions in nitrite-type repair materials exposed to rainfall. Repaired concrete specimens were prepared for leaching tests using a lithium nitrite solution, and the amounts of leaching and penet...
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Barbara Leoni, Martina Patelli, Valentina Soler and Veronica Nava
Ammonia is a widespread pollutant in aquatic ecosystems originating directly and indirectly from human activities, which can strongly affect the structure and functioning of the aquatic foodweb. The biological oxidation of NH4+ to nitrite, and then nitra...
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