Denitrification using thiosulfate and sulfide
WebMar 18, 2024 · Several heterotrophic denitrifiers were reported previously to oxidize sulfide or thiosulfate, including H. kenyensis AIR-2 and Halomonas mongoliensis Z-7009. The former oxidized sulfide only with nitrate as … WebMar 18, 2024 · Sulfide and thiosulfate oxidation by six novel strains. (A) ... Sulfide tolerance tests were also performed using denitrification medium containing NaNO 3 as the sole nitrogen source and sodium citrate as the carbon source under aerobic conditions at 28°C, 150 rpm and pH 7.5. The sulfide concentration in the denitrification medium …
Denitrification using thiosulfate and sulfide
Did you know?
WebReliable autotrophic denitrification for removing nitrogen from wastewaters can be obtained with thiosulfate or sulfide, or both, as electron donors for enriched cultures of … WebJun 1, 2016 · Analyzing the denitrification rates, thiosulfate-driven denitrification gave the highest rates among the SRCs tested for both enrichments ( Table 3). The suitability of thiosulfate for this...
WebThis study compared the rates and microbial community development in batch bioassays on autotrophic denitrification using elemental sulfur … WebMar 1, 2024 · Nitrification-autotrophic denitrification is the main nitrogen removal pathway for A-EFB when using sodium thiosulfate as the sole electron donor. When sodium …
WebIn order to study whether sufficient hydrogen sulfide containing biogas for denitrification was produced in the anaerobic reactor, the biogas composition as a function of the anaerobic reactor-pH was estimated based on a typical wastewater composition and chemical equilibrium equations. It is demonstrated that typical sulfate and nitrogen ... WebJan 1, 2024 · Thiosulfate is frequently used as an energy source and electron donor in autotrophic denitrification (AD) for removing nitrate from wastewater. However, transforming pathways of S2 O 32− in this process is unclear. Herein, the aim of this study is to explore possible transforming pathways of sulfur compounds in thiosulfate-based AD …
WebAbstract. Autotropic denitrification using enriched cultures of Thiobacillus denitrificans was investigated. Thiosulfate and sulfide were used as electron donors in laboratory scale …
Web李维维,张永显,袁忠玲,吴河龙,陈永志*硫自养短程反硝化探究及响应面法回收单质硫李维维1,2,张永显2,袁忠玲1,吴河龙2,陈永志1*(1 hellscream\u0027s reach wowWebManagement of excessive aqueous sulfide is one of the most significant challenges of treating effluent after biological sulfate reduction for metal recovery from hydrometallurgical leachate. The main objective of this study was to characterize and verify the effectiveness of a sulfide-oxidizing bacterial (SOB) consortium isolated from post-mining wastes for … hellscream\u0027s reach quartermasterWebAnoxic thiosulfate (S2O32−) oxidation using autotrophic denitrification by a mixed culture of nitrate reducing, sulfur oxidizing bacteria (NR-SOB) was studied in a fluidized bed reactor (FBR). The long-term performance of the FBR was evaluated for 306 days at three nitrogen-to-sulfur (N/S) molar ratios (0.5, 0.3 and 0.1) and a hydraulic ... lake township ohio trash pickupWebAmong them, bio-denitrification, as the most important pathway to remove nitrogen, has been extensively used to treat various wastewater (Coban et al., 2015, Zhuang et al., 2024). According to different types of electron donors, bio-denitrification can be divided into heterotrophic, autotrophic and mixotrophic denitrification. lake township ohio policeWebJun 24, 2003 · Its anaerobic growth with thiosulfate, sulfide, or polysulfide as electron donor and nitrate as electron acceptor resulted in the formation of nitrite as the major product. ... obligately chemolithoautotrophic sulfur-oxidizing haloalkaliphilic bacteria described here was able to drive complete denitrification using thiosulfate as electron … lake township ohio trusteesWebJan 1, 2024 · During these denitrification processes, many sulfur compounds were used as energy sources and electron donors, such as thiosulfate (Eq. (1)), sulfide (Eq. (2)), and sulfur granules ... AADS is an essential part of a sulfur autotrophic denitrification using thiosulfate as electron donor. Analysis of the microorganisms in AADS could explore ... hellscream\\u0027s reach rep guideWebApr 1, 2024 · Autotrophic denitrification under acidic conditions using sulfide (S2-), elemental sulfur (S0), and thiosulfate (S2O32-) as electron donors are evaluated. hellscream\u0027s vigil