Results 11 to 20 of about 10,783 (181)

Electrochemical Study of Iodide in the Presence of Phenol and o-Cresol: Application to the Catalytic Determination of Phenol and o-Cresol [PDF]

open access: yesSensors, 2004
: The electrochemical oxidation of iodide in the presence of phenol and o-cresol was investigated at a glassy carbon electrode in buffered media by cyclic voltammetry, linear sweep voltammetry and controlled–potential coulometry.
Davood Nematollahi   +2 more
doaj   +2 more sources

Voltammetric determination of MCPA, 4-chloro-o-cresol and o-cresol in water using a modified carbon paste electrode

open access: yesInternational Journal of Electrochemical Science, 2019
Voltammetric method with use of modified carbon paste electrodes was applied to determining of MCPA herbicide, 4-chloro-o-cresol and o-cresol in water. All these compounds can be present in waste-water from production of MCPA or in river water.
Arkadiusz Białek   +3 more
doaj   +2 more sources

Optimization of o-cresol degrading microorganism and kinetics of degradation

open access: yesIndonesian Journal of Chemistry, 2018
In the present study, Pseudomonas monteilii CR13 isolated from petroleum contaminated soil demonstrated the highest specific o-cresol degradation rate at all tested o-cresol concentrations and also was not disturbed by the starting substrate ...
Krishnan Nhattuketty Shainy   +1 more
doaj   +1 more source

Electrochemical Simultaneously Determination of Phenol and o- Cresol in Water Based on ZnO Nanosheets

open access: yesInternational Journal of Electrochemical Science, 2016
Phenol and o-cresol are two organic contaminants largely produced by many industries and could potentially harmful people and environment. In this study, we proposed an electrochemical approach that could simultaneously determination of phenol and o ...
Junyi Liu   +4 more
doaj   +1 more source

Remoção de compostos fenólicos de soluções aquosas utilizando carvão ativado preparado a partir do aguapé (Eichhornia crassipes): estudo cinético e de equilíbrio termodinâmico

open access: yesQuímica Nova, 2014
Activated carbon was produced from the water hyacinth (CAA) by impregnation with ZnCl2 (1:2), followed by pyrolysis at 700 ºC, under N2. CAA was used for the adsorption of phenol, m-cresol and o-cresol from aqueous solutions, using batch adsorption.
Charles S. Barbosa   +3 more
doaj   +1 more source

Curing and Decomposition Behaviour of Cresol Novolac Based Vinyl Ester Resin

open access: yesChemical Engineering Transactions, 2013
Vinyl ester resins were prepared from o, m, p-cresol epoxy novolac resin and methacrylic acid in the presence of triphenyl phosphine as catalyst and hydroquinone as polymerization inhibitor. The vinyl esterresin samples having acid value of ~ 7 mg of KOH/
S. Jaswal, B. Gaur
doaj   +1 more source

Synthesis of Ag Nanoparticles Decorated Carbon Nanotubes as an Electrochemical Sensor for Determination of Phenolic Compounds in Shale Gas Wastewater

open access: yesInternational Journal of Electrochemical Science, 2021
In this study, silver nanoparticles (Ag NPs) were decorated on carbon nanotubes (CNTs) for electrochemical determination of o-cresol and phenol as phenolic compounds in shale gas wastewater.
Yugao Zhu, Lintao Yang
doaj   +1 more source

Demethylation of o-Cresol

open access: yesThe Journal of the Society of Chemical Industry, Japan, 1962
クレゾールを水素加圧下に種々の触媒とともに450~500℃ に加熱すると,脱メチルして相当量のフェノールを生成する。実験結果にもっとも大きく影響すると思われる反応温度と反応時間の均一保持に注意してo-クレゾールを脱アルキルして,フェノール収率と,触媒の種類,反応温度および含水率との関係を検討した。用いた触媒は,アルミナまたは軽石を担体とする触媒,シリカ-アルミナ型触媒など19種類で,実験の結果,コバルト-シリカ,活性アルミナおよび酸化バナジウム-軽石が有効であった。フェノールの最高収率は500℃,含水率0で酸化バナジウム- 軽石で処理した場合の43.8wt%(究極収率)であった。また各触媒の反応機構の特性について考察を加えた。
Akira Uchida   +2 more
openaire   +2 more sources

Microbial analysis and enrichment of anaerobic phenol and p-cresol degrading consortia with addition of AQDS

open access: yesWater Science and Technology, 2021
Quinones and humus are ubiquitous in the biosphere and play an important role in the anaerobic biodegradation and biotransformation of organic acids, poisonous compounds as well as inorganic compounds. The impact of humic model compound, anthraquinone-2,
Mingmei Chi   +5 more
doaj   +1 more source

Platinum catalyzed hydrodeoxygenation of guaiacol in illumination of cresol production: a density functional theory study [PDF]

open access: yesRoyal Society Open Science, 2017
The unprocessed bio-oil obtained by the pyrolysis of lignocellulosic biomass comprises hundreds of oxy-components which vitiate its quality in terms of low heating value, low stability, low pH, etc.
Anand Mohan Verma, Nanda Kishore
doaj   +1 more source

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