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Simultaneous analysis of five taste and odor compounds in surface water using solid-phase extraction and gaschromatography-mass spectrometry

Wenfeng SUN, Ruibao JIA, Baoyu GAO

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 1,   Pages 66-74 doi: 10.1007/s11783-010-0257-3

Abstract: In this paper, a method using solid-phase extraction (SPE) and gas chromatography-mass spectrometry (The mass spectrometry was operated in selective ion monitoring (SIM) mode.

Keywords： solid-phase extraction (SPE)     gas chromatography-mass spectrometry (GC-MS)     taste and odor compounds     surface    

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Statistical modeling of radiolytic (

G. S. Muthu Iswarya, B. Nirkayani, A. Kavithakani, V. C. Padmanaban

Frontiers of Environmental Science & Engineering 2019, Volume 13, Issue 3, doi: 10.1007/s11783-019-1126-3

Abstract:

Linear, interactive and quadratic effects of process parameters were studied.

Degradation of Ofloxacin (Ofx) was related with G value of irradiation process.

The synergistic effect of H2O2 on lower dose of g-irradiation was established.

The process follows pseudo first order with dose constant (d = 0.232 kGy–1).

Keywords： Ofloxacin     Gamma irradiation     Face centered central composite design     Reaction kinetics     Gas Chromatography-Massspectrum    

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Detection of geosmin and 2-methylisoborneol by liquid-liquid extraction-gas chromatograph mass spectrum(LLE-GCMS) and solid phase extraction-gas chromatograph mass spectrum (SPE-GCMS)

MA Xiaoyan, CHEN Beibei, LI Qingsong, ZHANG Qiaoli, GU Guofen

Frontiers of Environmental Science & Engineering 2007, Volume 1, Issue 3,   Pages 286-291 doi: 10.1007/s11783-007-0048-7

Abstract: , 1.0 mL of hexane was adopted in liquid-liquid extraction (LLE), and the extracts were analyzed by gaschromatograph mass spectrum (GCMS) in selected ion mode.

Keywords： summer     flocculation     simple     Shanghai     spectrum    

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Trace analysis of off-flavor/odor compounds in water using liquid-liquid microextraction coupled with gaschromatography—positive chemical ionization-tandem mass spectrometry

Jian LU,Paul S. WILLS,P. CHRIS WILSON

Frontiers of Environmental Science & Engineering 2016, Volume 10, Issue 3,   Pages 477-481 doi: 10.1007/s11783-015-0820-z

Abstract: friendly method was developed for analysis of off-flavor/odor compounds in fresh and salt water using gaschromatography with chemical ionization-tandem mass spectrometry.

Keywords： off-flavor/odor compounds     liquid-liquid microextraction     gas chromatography-tandem mass spectrometry    

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organic compounds in water using automated online solid-phase extraction with large-volume injection/gaschromatography/mass spectrometry

Yongtao LI, Christina L. MCCARTY, Ed J. GEORGE

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 3,   Pages 417-425 doi: 10.1007/s11783-011-0310-x

Abstract: solid-phase extraction technique coupled with programmed-temperature vaporization large-volume injection gaschromatography/mass spectrometry.

Keywords： automated solid-phase extraction     programmed-temperature vaporization     large-volume injection     gas chromatography/mass spectrometry     semi-volatile organic compounds     water analysis    

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Determination of persistent organic pollutants by gas chromatography/laser multiphoton ionization/time-of-flightmass spectrometry

Osamu SHITAMICHI, Taiki MATSUI, Yamei HUI, Weiwei CHEN, Totaro IMASAKA

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 1,   Pages 26-31 doi: 10.1007/s11783-011-0374-7

Abstract: capillary column, since the retention time was reduced and the amount of analytes introduced into the massAs demonstrated, a technique involving laser multiphoton ionization/time-of-flight mass spectrometry

Keywords： biphenyls (PCBs)     polycyclic aromatic hydrocarbons (PAHs)     laser multiphoton ionization/time-of-flight mass    

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High-throughput metabolomics reveals the perturbed metabolic pathways and biomarkers of Yang Huang syndrome as potential targets for evaluating the therapeutic effects and mechanism of geniposide

Heng Fang, Aihua Zhang, Xiaohang Zhou, Jingbo Yu, Qi Song, Xijun Wang

Frontiers of Medicine 2020, Volume 14, Issue 5,   Pages 651-663 doi: 10.1007/s11684-019-0709-5

Abstract: Urine metabolic data were quantified by ultra-performance liquid chromatography–tandem mass spectrometry

Keywords： metabolomics     liquid chromatography-mass spectrometry     metabolites     metabolic pathways    

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Simultaneous quantification of several classes of antibiotics in water, sediments, and fish muscles by liquid chromatography–tandemmass spectrometry

WEI Yimei,ZHANG Yuan,XU Jian,GUO Changsheng,LI Lei,FAN Wenhong

Frontiers of Environmental Science & Engineering 2014, Volume 8, Issue 3,   Pages 357-371 doi: 10.1007/s11783-013-0580-6

Abstract: Liquid chromatography–tandem mass spectrometry (LC-MS/MS) with multiple reaction monitoring (MRM) detection

Keywords： antibiotics     liquid chromatography–tandem mass spectrometry (LC-MS/MS)     water     sediment     fish muscle    

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Pyrolysis behaviors of oil sludge based on TG/FTIR and PY-GC/MS

Wei SONG, Jianguo LIU, Yongfeng NIE,

Frontiers of Environmental Science & Engineering 2010, Volume 4, Issue 1,   Pages 59-64 doi: 10.1007/s11783-009-0152-y

Abstract: Thermogravimetric Analysis-Fourier Transform Infrared Spectroscopy and Pyrolysis-Gas Chromatography/MassThe pyrolysis process was divided into five stages: drying and gas desorption, oil volatilization, main

Keywords： sludge     pyrolysis     Thermogravimetric Analysis-Fourier Transform Infrared Spectroscopy (TG-FTIR)     Pyrolysis-GasChromatography/Mass Spectrometry (PY-GC/MS)    

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Simulation of interfacial Marangoni convection in gas-liquid mass transfer by lattice Boltzmann method

Shuyong CHEN, Xigang YUAN, Bo FU, Kuotsung YU

Frontiers of Chemical Science and Engineering 2011, Volume 5, Issue 4,   Pages 448-454 doi: 10.1007/s11705-011-1142-8

Abstract: Interfacial Marangoni convection has significant effect on gas-liquid and/or liquid-liquid mass transferself-renewable interface model, are proposed for the simulation of interfacial Marangoni convection in gas-liquidmass transfer process.

Keywords： interfacial Marangoni convection     lattice Boltzmann method     gas-liquid mass transfer    

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Characteristics and removal mechanism of the precursors of N-chloro-2,2-dichloroacetamide in a drinking water treatment process at Taihu Lake

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 5, doi: 10.1007/s11783-020-1338-6

Abstract:

• N-Cl-DCAM, an emerging N-DBP in drinking water was investigated.

Keywords： N-chloro-2     2-dichloroacetamide     Liquid chromatography with tandem mass spectrometry     Precursors     Removal    

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Detecting

Chengkun WANG, Xiaojian ZHANG, Jun WANG, Chao CHEN

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 6,   Pages 770-777 doi: 10.1007/s11783-012-0412-0

Abstract: An ultra-performance liquid chromatography-tandem mass spectrometry method with solid phase extractionprocedures including pH, enrichment process and MS/MS parameters including capillary voltage, cone gas

Keywords： N-nitrosamines     water treatment plant     distribution system     ultra-performance liquid chromatography-tandemmass spectrometry    

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Influence of mass air flow ratio on gas-particle flow characteristics of a swirl burner in a 29 MW pulverized

Rong YAN, Zhichao CHEN, Shuo GUAN, Zhengqi LI

Frontiers in Energy 2021, Volume 15, Issue 1,   Pages 68-77 doi: 10.1007/s11708-020-0697-9

Abstract: In a gas/particle two-phase test facility, a three-component particle-dynamics anemometer was used tomeasure the characteristics of gas/particle two-phase flows in a 29 megawatt (MW) pulverized coal industrialThe distributions of three-dimensional gas/particle velocity, particle volume flux, and particle size

Keywords： industrial pulverized coal boiler     swirl burner     air/particle flow     particle dynamic analyzer (PDA)    

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Simulation of blast induced crater in jointed rock mass by discontinuous deformation analysis method

Youjun NING, Xinmei AN, Jun YANG, Guowei MA,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 2,   Pages 223-232 doi: 10.1007/s11709-010-0022-5

Abstract: dynamic process accompanied with the propagations of shock waves and the dispersion of the explosion gasThe blasting process in jointed rock mass is simulated by application of the explosion gas pressure onThe whole process including the explosion gas dispersion, borehole expansion, rock mass failure and cast

Keywords： blast crater     jointed rock mass     explosion gas pressure     discontinuous deformation analysis (DDA) method    

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Effects of Structure of Opening Hole in Gas Distributor on Detained Mass of Material for Fluidized Drying

Liu Wei,Tang Wencheng

Strategic Study of CAE 2006, Volume 8, Issue 6,   Pages 41-43

Abstract:

The value of detained mass of material is important for researching the dead bed point of fluidizedIn order to acquire the effect law of structure of opening hole in gas distributor on detained mass ofcompared under the same experimental parameters, such as feed volume, diameter of inert particles, gastemperature of entrance, height of static bed, gas rate of entrance, and concentration of material.height of static bed, or gas rate of entrance.

Keywords： inert particles     fluidized drying     gas distributor     hole shape     hole ratio     detained mass of material    

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Title Author Date Type Operation

Simultaneous analysis of five taste and odor compounds in surface water using solid-phase extraction and gaschromatography-mass spectrometry

Wenfeng SUN, Ruibao JIA, Baoyu GAO

Journal Article

Statistical modeling of radiolytic (

G. S. Muthu Iswarya, B. Nirkayani, A. Kavithakani, V. C. Padmanaban

Journal Article

Detection of geosmin and 2-methylisoborneol by liquid-liquid extraction-gas chromatograph mass spectrum(LLE-GCMS) and solid phase extraction-gas chromatograph mass spectrum (SPE-GCMS)

MA Xiaoyan, CHEN Beibei, LI Qingsong, ZHANG Qiaoli, GU Guofen

Journal Article

Trace analysis of off-flavor/odor compounds in water using liquid-liquid microextraction coupled with gaschromatography—positive chemical ionization-tandem mass spectrometry

Jian LU,Paul S. WILLS,P. CHRIS WILSON

Journal Article

organic compounds in water using automated online solid-phase extraction with large-volume injection/gaschromatography/mass spectrometry

Yongtao LI, Christina L. MCCARTY, Ed J. GEORGE

Journal Article

Determination of persistent organic pollutants by gas chromatography/laser multiphoton ionization/time-of-flightmass spectrometry

Osamu SHITAMICHI, Taiki MATSUI, Yamei HUI, Weiwei CHEN, Totaro IMASAKA

Journal Article

High-throughput metabolomics reveals the perturbed metabolic pathways and biomarkers of Yang Huang syndrome as potential targets for evaluating the therapeutic effects and mechanism of geniposide

Heng Fang, Aihua Zhang, Xiaohang Zhou, Jingbo Yu, Qi Song, Xijun Wang

Journal Article

Simultaneous quantification of several classes of antibiotics in water, sediments, and fish muscles by liquid chromatography–tandemmass spectrometry

WEI Yimei,ZHANG Yuan,XU Jian,GUO Changsheng,LI Lei,FAN Wenhong

Journal Article

Pyrolysis behaviors of oil sludge based on TG/FTIR and PY-GC/MS

Wei SONG, Jianguo LIU, Yongfeng NIE,

Journal Article

Simulation of interfacial Marangoni convection in gas-liquid mass transfer by lattice Boltzmann method

Shuyong CHEN, Xigang YUAN, Bo FU, Kuotsung YU

Journal Article

Characteristics and removal mechanism of the precursors of N-chloro-2,2-dichloroacetamide in a drinking water treatment process at Taihu Lake

Journal Article

Detecting

Chengkun WANG, Xiaojian ZHANG, Jun WANG, Chao CHEN

Journal Article

Influence of mass air flow ratio on gas-particle flow characteristics of a swirl burner in a 29 MW pulverized

Rong YAN, Zhichao CHEN, Shuo GUAN, Zhengqi LI

Journal Article

Simulation of blast induced crater in jointed rock mass by discontinuous deformation analysis method

Youjun NING, Xinmei AN, Jun YANG, Guowei MA,

Journal Article

Effects of Structure of Opening Hole in Gas Distributor on Detained Mass of Material for Fluidized Drying

Liu Wei,Tang Wencheng

Journal Article