Compatibility of chelators with permanganate for chelator-enhanced permanganate-based ISCO remediation of chlorinated ethenes DNAPLs
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2020.124893
Abstract: Abstract Permanganate-based ISCO (in situ chemical oxidation) has been commonly utilized to remediate chlorinated ethenes DNAPLs (dense non-aqueous phase liquids), but the treatment is seriously hindered by the formation of MnO2 rinds that encapsulate DNAPLs.… read more here.
Keywords: chlorinated ethenes; based isco; permanganate; chelator enhanced ... See more keywords
Permanganate with a double-edge role in photodegradation of sulfamethoxazole: Kinetic, reaction mechanism and toxicity.
Sign Up to like & getrecommendations! Published in 2018 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2017.10.086
Abstract: In this study, the double-edge role of permanganate in sulfamethoxazole (SMX) photodegradation with a recyclable catalyst was revealed for the first time. The role of the catalyst under different UV wavelength, the role of permanganate… read more here.
Keywords: double edge; edge role; permanganate; toxicity ... See more keywords
Role of oxalate in permanganate oxidation of 4-chlorophenol.
Sign Up to like & getrecommendations! Published in 2018 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2018.03.119
Abstract: The role of oxalate in 4-chlorophenol (4-CP) oxidation by permanganate (Mn(VII)) was explored in this study. The performance of oxalate was heavily depended on pH and oxalate concentration. 4-CP degradation by Mn(VII) was significantly enhanced… read more here.
Keywords: oxalate; oxidation; permanganate; role oxalate ... See more keywords
Spectrophotometric determination of trace permanganate in water with N,N-diethyl-p-phenylenediamine (DPD).
Sign Up to like & getrecommendations! Published in 2018 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2018.08.087
Abstract: A sensitive spectrophotometric method (the N,N-diethyl-p-phenylenediamine (DPD) method) was established for the determination of trace permanganate concentration (0-10 μM) in water. The DPD method was based on the oxidative coloration reaction where permanganate could oxidize DPD… read more here.
Keywords: trace permanganate; water; permanganate; dpd ... See more keywords
Reductive biotransformation as a pretreatment to enhance in situ chemical oxidation of nitroaromatic and nitroheterocyclic explosives
Sign Up to like & getrecommendations! Published in 2019 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2019.01.178
Abstract: Abstract In Situ Chemical Oxidation (ISCO) is increasingly being used to remediate a variety of organic contaminants in soil and groundwater. Explosives, such as 2,4,6-trinitrotoluene (TNT), 2,4-dinitrotoluene (DNT), 2,4-dintroanisole (DNAN), and 3-nitro-1,2,4-triazol-5-one (NTO), are not… read more here.
Keywords: reductive biotransformation; pretreatment; oxidation; chemical oxidation ... See more keywords
Oxidation kinetics of anilines by aqueous permanganate and effects of manganese products: Comparison to phenols.
Sign Up to like & getrecommendations! Published in 2019 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2019.06.156
Abstract: In this study, the potential applicability of potassium permanganate (Mn(VII)) for anilines elimination was systematically investigated firstly, with a focus on the effect of manganese intermediates on the kinetics of anilines versus phenols. It was… read more here.
Keywords: oxidation; anilines aqueous; permanganate; kinetics anilines ... See more keywords
Realistic expectations for the treatment of FMGP residuals by chemical oxidants.
Sign Up to like & getrecommendations! Published in 2018 at "Journal of contaminant hydrology"
DOI: 10.1016/j.jconhyd.2018.08.007
Abstract: Methods to remediate soil and groundwater contamination at former manufactured gas plant (FMGP) sites are scarce. The objective of this study was to investigate the ability of two chemical oxidants (persulfate and permanganate) to degrade… read more here.
Keywords: persulfate; fmgp residuals; treatment; permanganate ... See more keywords
Assessment of the experimental conditions affecting natural oxidant demand of soil by permanganate
Sign Up to like & getrecommendations! Published in 2018 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2018.07.048
Abstract: Abstract Excess oxidant requirements are commonly observed during field applications of in situ chemical oxidation by permanganate for the remediation of groundwater. This excess oxidant, generally referred to as natural or soil oxidant demand, is… read more here.
Keywords: permanganate; oxidant demand; demand soil; soil ... See more keywords
Adsorption and reduction coupling of permanganate on MoS2: Water treatment and metal ion separation
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Solid State Chemistry"
DOI: 10.1016/j.jssc.2021.122588
Abstract: Abstract Permanganate ( M n O 4 − ) ions were adsorbed on the surface of MoS2 nanosheet and then reacted with it. In this work, effects of pH, temperature, initial M n O 4… read more here.
Keywords: adsorption; water; permanganate; adsorption reduction ... See more keywords
Prospective mechanistic on electron-transfer nature for reduction of permanganate ion by ascorbic acid in aqueous acidic solutions
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Molecular Liquids"
DOI: 10.1016/j.molliq.2020.113154
Abstract: Abstract A conventional spectrophotometer has been applied for investigating the kinetics of reduction of permanganate ion by ascorbic acid (vitamin C) in aqueous media. The oxidation process showed complexity kinetics. First- order dependences in each… read more here.
Keywords: oxidation; permanganate ion; permanganate; ascorbic acid ... See more keywords
The impact of pre-oxidation with potassium permanganate on cyanobacterial organic matter removal by coagulation.
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DOI: 10.1016/j.watres.2017.02.029
Abstract: The study investigates the effect of permanganate pre-oxidation on the coagulation of peptides/proteins of Microcystis aeruginosa which comprise a major proportion of the organic matter during cyanobacterial bloom decay. Four different permanganate dosages (0.1, 0.2,… read more here.
Keywords: coagulation; oxidation; permanganate; organic matter ... See more keywords