Pegasus® 4D GCxGC-MS (TOF) from LECO Corporation

Product Specs
ItemPegasus® 4D GCxGC-MS (TOF)
CompanyLECO Corporation
Price Get Pricing Get Quote for this Product
Catalog NumberPegasus 4D
Ionization MethodElectron Ionization (EI)
Mass AnalyzerTime of Flight (TOF)
Scanning Speed500 Mass Spectra/second (500 Hz)
QuantityEA
ApplicationsSample analyzing in food, flavor/fragrance, petroleum, environmental, or life science (metabolomics) industries
SoftwareChromaTOF® Software
ResolutionInquire
Mass RangeInquire

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LECO Corporation

3000 Lakeview Avenue

St. Joseph, Michigan 49085

United States

Phone: (800) 292-6141
(269) 985-5496
(269) 982-8977

Company Profile

Website: http://www.leco.com

(1) Characterization of key aroma compounds in gray sufu fermented using Leuconostoc mesenteroides subsp. Mesenteroides F24 as a starter cultureFood Chemistry: XDecember 30, 2023Meng Tian, Ke Lin, Liu Yang, Bin Jiang, Biying Zhang, Xianming Zhu, Dayong Ren, Hansong Yuchromatograph. 2.3 GC × GC-TOF-MS analysis An Agilent 7890A gas chromatograph equipped with a LECO Pegasus 4D mass spectrometer was used in this experiment. The VOCs were separated using a DB-WAX (30 m × 0.25 mm

(2) Dually biofortified cisgenic tomatoes with increased flavonoids and branched‐chain amino acids contentPlant Biotechnology JournalDecember 1, 2023Marta Vazquez‐Vilar, Asun Fernandez‐del‐Carmen, Victor Garcia‐Carpintero, Margit Drapal, Silvia Presa, Dorotea Ricci, Gianfranco Diretto, José Luis Rambla, Rafael Fernandez‐Muñoz, Ana Espinosa‐Ruiz, et al.markers. Analyses were performed on a 6890 N gas chromatograph (Agilent Technologies) coupled to a Pegasus 4D TOF mass spectrometer (LECO). Chromatography was performed with a BPX35 (30 m, 0.32 mm, 0.25 μm) capillary

(3) Antibacterial Activity and Untargeted Metabolomics Profiling of Acalypha arvensis PoeppMoleculesNovember 30, 2023Valendy Thesnor, Roland Molinié, Ryland T. Giebelhaus, A. Paulina de la Mata Espinosa, James J. Harynuk, David Bénimélis, Bérénice Vanhoye, Catherine Dunyach-Rémy, Muriel Sylvestre, Yvens Cheremond, et al.Bellefonte, PA, USA) StableflexTM CVB/CAR/PDMS SPME fiber was used. The analyses were performed using a Leco Pegasus 4D GC×GC-TOFMS (Leco Instruments, St. Joseph, MI, USA) with a cooled injection system (Gerstel, Linthicum,

(4) Leached Compounds from Smoked Cigarettes and Their Potential for Bioaccumulation in Rainbow Trout (Oncorhynchus mykiss)Chemical Research in ToxicologyNovember 20, 2023William H. Richardot, Lenard Yabes, Hung-Hsu Wei, Nathan G. Dodder, Kayo Watanabe, Adrienne Cibor, Suzaynn F. Schick, Thomas E. Novotny, Richard Gersberg, Eunha Hohstandard, and the final extract volume was brought to 400 μL. Chemical Analysis Samples were analyzed by Pegasus 4D GC×GC/TOF-MS (LECO, St. Joseph, MI, USA), with the instrumental conditions provided in Table S3. Data

(5) Volatile aroma and physicochemical characteristics of freeze-dried coconut water using different encapsulating agentsScientific ReportsNovember 17, 2023Yardfon Tanongkankit, Sunee Eadmusik, Pakkawat Detchewa, Tanakwan Budsabun, Wattana Panphut, Nattakan Jakkranuhwat, Sriwiang Rittisak, Panadda Nonthanum, Chanthima Phungamngoencompounds The samples were analyzed using a GC (7890A; Agilent Technologies, USA) equipped with a TOFMS (Pegasus 4D, LECO Corp., USA). Separation of compounds was performed on a polar Stabilwax® capillary column with

(6) Growth and fatty acid composition of pikeperch (Sander lucioperca L., 1758) larvae under altered feeding protocol including the copepod Apocyclops panamensis (Marsh, 1913)Scientific ReportsNovember 10, 2023Laura Ballesteros-Redondo, Harry W. Palm, Hanno Bährs, Tobias Rapp, Marcus Stueeken, Alexander Wacker, Adrian A. Bischoffcarrier gas32. For verification, mass spectra were recorded using a gas chromatograph-mass spectrometer (Pegasus 4D GC-TOFMS, LECO Instruments, Mönchengladbach, Germany). Statistical analyses were performed by using

(7) Analysis for different flavor compounds in mature milk from human and livestock animals by GC × GC-TOFMSFood Chemistry: XOctober 30, 2023Yinggang Sun, Yanzhi Wu, Ben Liu, Rui Chen, Yanjun Qiao, Qiu Zhang, Qian Li, Xiaowei Wang, Zeying Wangmass spectrometry (GC × GC-TOFMS) 2.5.1 GC × GC analysis Analyses were carried out using a LECO Pegasus® 4D instrument (LECO, St. Joseph, MI, USA) consisting of an Agilent 8890A GC (Agilent Technologies, Palo

(8) The Physicochemical Attributes, Volatile Compounds, and Antioxidant Activities of Five Plum Cultivars in SichuanFoodsOctober 17, 2023Zixi Lin, Binbin Li, Maowen Liao, Jia Liu, Yan Zhou, Yumei Liang, Huaiyu Yuan, Ke Li, Huajia Liat 250 °C for 5 min. GC-TOF-MS analysis was performed using an Agilent 8890A GC equipped with a LECO Pegasus® 4D GC × GC-TOF mass spectrometer (LECO Corporation, St. Joseph, MI, USA) and a DB-Heavy Wax column (30

(9) Characteristics and potential biomarkers of flavor compounds in four Chinese indigenous chicken breedsFrontiers in NutritionOctober 12, 2023Xinwei Xiong, Jinge Ma, Qin He, Xiaolian Chen, Zhangfeng Wang, Longyun Li, Jiguo Xu, Jinfang Xie, Yousheng Raowhich it was put in the chamber at 270°C for 10 min. The GC × GC analysis was performed using a LECO Pegasus® 4D instrument (LECO, St. Joseph, MI, United States) consisting of an Agilent 8890A GC (Agilent Technologies,

(10) Intestinal acetic acid regulates the synthesis of sex pheromones in captive giant pandasFrontiers in MicrobiologyAugust 25, 2023Ming-yue Zhang, Xiao-hui Zhang, Xue-ying Wang, Yu-liang Liu, Jun-hui An, Dong-hui Wang, Zhi-gang Cai, Rong Hou270°C for 10 min after the injection step. GC–MS analysis Analyses were carried out using a LECO Pegasus® 4D instrument (LECO, St. Joseph, MI, United States) consisting of an Agilent 8890A GC (Agilent Technologies,

(11) Application of GC-TOF/MS and GC×GC-TOF/MS to Discriminate Coffee Products in Three States (Bean, Powder, and Brew)FoodsAugust 20, 2023Xiaolei Fang, Yanping Chen, Jie Gao, Zimu Run, He Chen, Ruoqi Shi, Yingqiu Li, Haihua Zhang, Yuan Liucompounds (VOCs). 2.4. GC×GC–TOF/MS Condition The GC×GC–TOF/MS analyses were performed using a LECO Pegasus 4D instrument (LECO Corp., St. Joseph, MI, USA) equipped with a non-moving quad-jet cryomodulator. DB-WAX

(12) The metabolic consequences of HIV/TB co-infectionBMC Infect DisAugust 18, 2023Chandré Herbert, Laneke Luies, Du Toit Loots, Aurelia A. WilliamsGermany) coupled to a two-dimensional gas chromatographer time-of-flight mass spectrometer (GCxGC-TOFMS; Pegasus 4D; LECO Corporation, St. Joseph, MI, USA). The GCxGC-TOFMS had an Agilent 7890A gas chromatograph (Agilent,

(13) Multivariate Profiling of Metabolites and Volatile Organic Compounds in Citrus depressa Hayata Fruits from Kagoshima, Okinawa, and TaiwanFoodsAugust 4, 2023Yonathan Asikin, Yoshio Tamura, Yusuke Aono, Miyako Kusano, Hiroshi Shiba, Masashi Yamamoto, Fumimasa Mitsube, Shu-Yen Lin, Kensaku Takara, Koji Wadainjected into an Agilent 6890N GC system (Agilent Technologies, Santa Clara, CA, USA) coupled with a Pegasus 4D TOF mass spectrometer (LECO, St. Joseph, MI, USA). Chromatography was performed using a Rxi-5 Sil MS

(14) Chemical, Aroma and Pro-Health Characteristics of Kaffir Lime Juice-The Approach Using Optimized HS-SPME-GC-TOFMS, MP-OES, 3D-FL and Physiochemical AnalysisInt J Mol SciAugust 3, 2023Martyna Lubinska-Szczygeł, Żaneta Polkowska, Małgorzata Rutkowska, Shela GorinsteinAgilent 7890A (Agilent Technologies, Palo Alto, CA, USA) equipped with a split/splitless injector and Pegasus 4D TOFMS (LECO Corp., St. Joseph, MI, USA) was used for analysis. The extraction step was made using an

(15) Effect of crossbreeding and sex on slaughter performance and meat quality in Xingguo gray goose based on multiomics data analysisPoultry ScienceAugust 1, 2023Jiangnan Huang, Linjie Rao, Weihong Zhang, Xiaolian Chen, Haiqin Li, Fanfan Zhang, Jinfang Xie, Qipeng WeiAnalysis Identification and quantification of metabolites was performed using an Agilent 7890A GC device (Agilent) and a Pegasus 4D TOF/MS mass spectrometer (Leco Corporation, St. Joseph, MI). An Agilent DB-WAX column (30 m × 250 μm

(16) Effects of Different Freezing Rate and Frozen Storage Temperature on the Quality of Large-Mouth Bass (Micropterus salmoides)MoleculesJuly 15, 2023Yulong Bao, Yaqi Zhang, Wanjun XumL glass GC vial. The instrumental conditions were set up according to Wang et al. [42]. Briefly, a Pegasus® 4D GC × GC-TOFMS system (LECO Corp., St. Joseph, MI, USA) equipped with an Agilent 7890B GC, a secondary

(17) Untargeted Metabolomic Profiling of Aqueous and Lyophilized Pooled Human Feces from Two Diet Cohorts Using Two-Dimensional Gas Chromatography Coupled with Time-of-Flight Mass SpectrometryMetabolitesJuly 7, 2023Seo Lin Nam, Kieran Tarazona Carrillo, A. Paulina de la Mata, James J. Harynukderivatization. 2.4. GC×GC-TOFMS Conditions Two-dimensional chromatographic separations were performed on a LECO Pegasus 4D system (LECO, St. Joseph, MI, USA) equipped with a quad jet dual-stage modulator. A column set of 60

(18) Decreased branched-chain amino acids and elevated fatty acids during antecedent hypoglycemia in type 1 diabetesBMJ Open Diabetes Research & CareJune 27, 2023Rui She, Naba Hassan Al-sari, Ismo Matias Mattila, Anne-Sophie Sejling, Jens Pedersen, Cristina Legido-Quigley, Ulrik Pedersen-Bjergaardtrimethylsilyl derivatives, increasing the biomolecules’ volatility. The polar metabolites were analyzed using a Pegasus 4D (LECO; Saint Joseph, USA) system, which combines two-dimensional chromatographic separation with time-of-flight

(19) Insights into the Effects of Violating Statistical Assumptions for Dimensionality Reduction for Chemical “-omics” Data with Multiple Explanatory VariablesACS OmegaJune 20, 2023Amber O. Brown, Peter J. Green, Greta J. Frankham, Barbara H. Stuart, Maiken Uelandusing comprehensive two-dimensional gas chromatography coupled with time-of-flight mass spectrometry (Pegasus 4D GC × GC-ToFMS (LECO Australia Pty Ltd., Australia)) with optimized reptile volatilome columns and separation

(20) Comprehensive Insight into Colorectal Cancer Metabolites and Lipids for Human Serum: A Proof-of-Concept StudyInternational Journal of Molecular SciencesJune 1, 2023Kinjal Bhatt, Titziana Orlando, Marie-Alice Meuwis, Edouard Louis, Pierre-Hugues Stefanuto, Jean-François Focantwere analyzed (Table 1). 4.2. The Instrumental Method The GC×GC–TOFMS analysis was performed with a Pegasus 4D (LECO Corporation, MI, USA) equipped with Agilent 7890 GC (Santa Clara, CA, USA) coupled to Multipurpose

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