Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Reactions at the Benzylic Position: Halogenation

Reactions at the Benzylic Position: Halogenation

Benzylic halogenation takes place under conditions that favor radical reactions such as heat, light, or a free radical initiator like peroxide.

Electrophilic Aromatic Substitution: Chlorination and Bromination of Benzene

Electrophilic Aromatic Substitution: Chlorination and Bromination of Benzene

Chlorination and bromination are important classes of electrophilic aromatic substitutions, where benzene reacts with chlorine or bromine in the presence of a Lewis acid catalyst to give halogenated substitution products. A Lewis acid such as aluminium chloride or ferric chloride catalyzes the chlorination, and ferric bromide catalyzes the bromination reactions. During the bromination of alkenes, bromine polarizes and becomes electrophilic. However, in the bromination of benzene, the bromine...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Enhanced chlorobenzene removal by internal magnetic field through initial cell adhesion and biofilm formation.

Applied microbiology and biotechnology·2024

Same author

Airlift two-phase partitioning bioreactor for dichloromethane removal: Silicone rubber stimulated biodegradation and its auto-circulation.

Journal of environmental management·2022

Same author

Promoting effect of plant hormone gibberellin on co-metabolism of sulfamethoxazole by microalgae Chlorella pyrenoidosa.

Bioresource technology·2022

Same author

Improving sedimentation and lipid production of microalgae in the photobioreactor using saline wastewater.

Bioresource technology·2021

Same author

Interaction of tetrahydrofuran and methyl tert-butyl ether in waste gas treatment by a biotrickling filter bioaugmented with Piscinibacter caeni MQ-18 and Pseudomonas oleovorans DT4.

Chemosphere·2021

Same author

Mixotrophic cultivation of microalgae coupled with anaerobic hydrolysis for sustainable treatment of municipal wastewater in a hybrid system of anaerobic membrane bioreactor and membrane photobioreactor.

Bioresource technology·2021

Search research articles

Related Experiment Video

Updated: May 23, 2026

Utilization of Stop-flow Micro-tubing Reactors for the Development of Organic Transformations

Utilization of Stop-flow Micro-tubing Reactors for the Development of Organic Transformations

Published on: January 4, 2018

[BTF performance treating a chlorobenzene-contaminated gas stream].

Qing-Wei Zhou¹, Run-Ye Zhu, Jun Hu

¹College of Biological and Environmental Engineering, Zhejiang University of Technology, Hangzhou 310032, China. 361377133@qq.com

Huan Jing Ke Xue= Huanjing Kexue

|April 4, 2012

Summary

Biotrickling filters (BTFs) effectively remove chlorobenzene from waste gas, achieving over 80% efficiency for low concentrations. Microbial communities in the BTF demonstrated stability and high metabolic activity, confirming complete chlorobenzene degradation.

More Related Videos

Development of Sulfidogenic Sludge from Marine Sediments and Trichloroethylene Reduction in an Upflow Anaerobic Sludge Blanket Reactor

Development of Sulfidogenic Sludge from Marine Sediments and Trichloroethylene Reduction in an Upflow Anaerobic Sludge Blanket Reactor

Published on: October 15, 2015

A Scalable Balz-Schiemann Reaction Protocol in a Continuous Flow Reactor

A Scalable Balz-Schiemann Reaction Protocol in a Continuous Flow Reactor

Published on: February 10, 2023

Related Experiment Videos

Last Updated: May 23, 2026

Utilization of Stop-flow Micro-tubing Reactors for the Development of Organic Transformations

Utilization of Stop-flow Micro-tubing Reactors for the Development of Organic Transformations

Published on: January 4, 2018

Development of Sulfidogenic Sludge from Marine Sediments and Trichloroethylene Reduction in an Upflow Anaerobic Sludge Blanket Reactor

Development of Sulfidogenic Sludge from Marine Sediments and Trichloroethylene Reduction in an Upflow Anaerobic Sludge Blanket Reactor

Published on: October 15, 2015

A Scalable Balz-Schiemann Reaction Protocol in a Continuous Flow Reactor

A Scalable Balz-Schiemann Reaction Protocol in a Continuous Flow Reactor

Published on: February 10, 2023

Area of Science:

Environmental biotechnology
Bioremediation of volatile organic compounds (VOCs)

Context:

Industrial waste gases often contain hazardous volatile organic compounds like chlorobenzene.
Biotrickling filters (BTFs) offer a sustainable biological treatment method for air pollution.
Acclimated sludge was used to inoculate the BTF for enhanced performance.

Purpose:

To evaluate the efficacy of a biotrickling filter (BTF) inoculated with acclimated sludge for chlorobenzene removal.
To analyze BTF performance, microbial community structure, and metabolic activity under steady-state conditions.
To determine the kinetic model governing chlorobenzene degradation within the BTF.

Summary:

The BTF achieved >80% chlorobenzene removal efficiency at inlet concentrations <0.6 g/m³ and empty bed residence times (EBRT) >45 s.
Maximum elimination capacity reached 70 g/(m³·h) at an inlet load of 80 g/(m³·h), with a CO2/chlorobenzene ratio of 1.92 indicating complete degradation.
Degradation followed Michaelis-Menten kinetics with a maximum specific degradation rate (r_max) of 35.6 g/(m³·h).
High Average Well Color Development (AWCD) values and stable, complex microbial communities in the biofilm were observed.

Impact:

BTFs demonstrate significant potential for treating low-concentration chlorobenzene waste gas efficiently.
The study confirms the capability of microbial communities in BTFs for complete chlorobenzene degradation and mineralization.
Findings provide insights into optimizing bioreactor design and operation for VOC removal.