ATE188034T1 - Vorrichtung für gaschromatographie - Google Patents

Vorrichtung für gaschromatographie

Info

Publication number
ATE188034T1
ATE188034T1 AT94306176T AT94306176T ATE188034T1 AT E188034 T1 ATE188034 T1 AT E188034T1 AT 94306176 T AT94306176 T AT 94306176T AT 94306176 T AT94306176 T AT 94306176T AT E188034 T1 ATE188034 T1 AT E188034T1
Authority
AT
Austria
Prior art keywords
column
plot
capillary tube
interconnects
boiling point
Prior art date
Application number
AT94306176T
Other languages
English (en)
Inventor
Mark Allen Klemp
Anita Jo Peters
Original Assignee
Chromatofast Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chromatofast Inc filed Critical Chromatofast Inc
Application granted granted Critical
Publication of ATE188034T1 publication Critical patent/ATE188034T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/04—Preparation or injection of sample to be analysed
    • G01N30/06—Preparation
    • G01N30/12—Preparation by evaporation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/38—Flow patterns
    • G01N30/40—Flow patterns using back flushing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N2030/022—Column chromatography characterised by the kind of separation mechanism
    • G01N2030/025—Gas chromatography
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/04—Preparation or injection of sample to be analysed
    • G01N30/06—Preparation
    • G01N30/12—Preparation by evaporation
    • G01N2030/121—Preparation by evaporation cooling; cold traps
    • G01N2030/122—Preparation by evaporation cooling; cold traps cryogenic focusing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/04—Preparation or injection of sample to be analysed
    • G01N30/06—Preparation
    • G01N30/12—Preparation by evaporation
    • G01N2030/121—Preparation by evaporation cooling; cold traps
    • G01N2030/123—Preparation by evaporation cooling; cold traps using more than one trap
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/04—Preparation or injection of sample to be analysed
    • G01N30/06—Preparation
    • G01N30/12—Preparation by evaporation
    • G01N2030/126—Preparation by evaporation evaporating sample
    • G01N2030/128—Thermal desorption analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/28—Control of physical parameters of the fluid carrier
    • G01N30/30—Control of physical parameters of the fluid carrier of temperature
    • G01N2030/3046—Control of physical parameters of the fluid carrier of temperature temperature control of column inlet
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/38—Flow patterns
    • G01N2030/382—Flow patterns flow switching in a single column
    • G01N2030/383—Flow patterns flow switching in a single column by using auxiliary fluid
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/62—Detectors specially adapted therefor
    • G01N2030/621—Detectors specially adapted therefor signal-to-noise ratio
    • G01N2030/623—Detectors specially adapted therefor signal-to-noise ratio by modulation of sample feed or detector response

Landscapes

  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
AT94306176T 1993-12-28 1994-08-22 Vorrichtung für gaschromatographie ATE188034T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/174,129 US5547497A (en) 1992-09-30 1993-12-28 Apparatus for gas chromatography

Publications (1)

Publication Number Publication Date
ATE188034T1 true ATE188034T1 (de) 2000-01-15

Family

ID=22634947

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94306176T ATE188034T1 (de) 1993-12-28 1994-08-22 Vorrichtung für gaschromatographie

Country Status (6)

Country Link
US (1) US5547497A (de)
EP (1) EP0661537B1 (de)
JP (1) JPH07253421A (de)
AT (1) ATE188034T1 (de)
DE (1) DE69422274T2 (de)
ES (1) ES2141801T3 (de)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1275526B (it) * 1995-07-14 1997-08-07 Fisons Instr Spa Procedimento e dispositivo per l'iniezione di volumi elevati di campioni liquidi in un gascromatografo
US5711786A (en) * 1995-10-23 1998-01-27 The Perkin-Elmer Corporation Gas chromatographic system with controlled sample transfer
JP2996462B2 (ja) * 1996-02-09 1999-12-27 株式会社日立製作所 微量成分分析装置
US5795368A (en) * 1996-03-01 1998-08-18 O.I. Corporation Microtrap sample concentrator and methods of use
US6148657A (en) * 1996-08-13 2000-11-21 Suzuki Motor Corporation Method and apparatus for analyzing a breath sample
US5827945A (en) * 1996-10-24 1998-10-27 Varian Associates, Inc. Real-time gas-chromatography mass-spectrometry trace vapor detection
US5783741A (en) * 1997-01-31 1998-07-21 Atlantic Richfield Company Capillary furnace for improved peak resolution in gas isotope chromatography
US5780717A (en) * 1997-04-23 1998-07-14 Lockheed Martin Energy Research Corporation In-line real time air monitor
US5958227A (en) * 1997-07-15 1999-09-28 Tosoh Corporation Liquid chromatograph apparatus with a switching valve
US6125689A (en) * 1997-08-15 2000-10-03 Graves' Trust Group Non-destructive semiconductor wafer test system
DE19810109C2 (de) * 1998-03-10 2000-02-10 Gerstel Gmbh & Co Kg Gaschromatograph mit einem temperaturgesteuerten Injektor
US6477906B1 (en) 1999-03-02 2002-11-12 Roger Peterson Family Limited Automatic multi-sorbent tube air sampler
ES2369636T3 (es) 2000-01-12 2011-12-02 Zoex Licensing Corporation Modulación térmica transversal.
US7257987B2 (en) 2000-01-25 2007-08-21 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Portland State University Method and apparatus for sample analysis
CA2431615A1 (en) * 2000-01-25 2001-08-02 The State Of Oregon Acting By And Through The State Board Of Higher Educ Ation On Behalf Of Portland State University Method and apparatus for concentrating samples for analysis
US6922238B2 (en) * 2003-01-23 2005-07-26 Midwest Research Institute, Inc. Self-tuning pulse flame photometric detector system and associated method of self-tuning
DE10360964B4 (de) * 2003-12-23 2005-12-01 Dionex Softron Gmbh Verfahren und Vorrichtung zur Bereitstellung eines definierten Fluidstroms, insbesondere für die Flüssigkeitschromatographie
RU2404362C2 (ru) * 2005-12-29 2010-11-20 Шлюмбергер Текнолоджи Б.В. Кабельный внутрискважинный газовый хроматограф и способ внутрискважинной газовой хроматографии
GB2448093B (en) * 2006-01-18 2011-04-13 Waters Investments Ltd Apparatus and methods for cooling samples
US8250904B2 (en) 2007-12-20 2012-08-28 Schlumberger Technology Corporation Multi-stage injector for fluid analysis
EP2245448A2 (de) * 2008-02-28 2010-11-03 Services Pétroliers Schlumberger Mehrstufiger injektor für flüssigkeitsanalyse
US8613216B2 (en) * 2008-11-20 2013-12-24 Proxeon Biosystems A/S Dynamic thermal focusing of chromatographic separations
US8226825B2 (en) * 2009-04-09 2012-07-24 The United States of America, as represented by the Sectretary of Commerce, The National Institute of Standards and Technology Recirculating temperature wave focusing chromatography
US7862716B2 (en) * 2009-04-13 2011-01-04 Sielc Technologies Corporation HPLC schematic with integrated sample cleaning system
US10016757B2 (en) * 2011-04-28 2018-07-10 Labcyte Inc. Sample containers adapted for acoustic ejections and sample preservation and methods thereof
US9664598B2 (en) 2013-10-18 2017-05-30 Agilent Technologies, Inc. Microfluidic contaminant trap for trapping contaminants in gas chromatography
US9638676B2 (en) 2013-10-18 2017-05-02 Agilent Technologies, Inc. GC column connection with a planar connection to mating devices
DE102015219838A1 (de) * 2015-10-13 2017-04-13 bentekk GmbH Kontinuierliche und trennende Gasanalyse
CN106872623B (zh) * 2015-12-11 2018-09-25 中国科学院大连化学物理研究所 一种二维气相色谱接口
CN109313167B (zh) * 2016-04-04 2022-05-10 因泰科设备股份有限公司 用于气相色谱(gc)和气相色谱-质谱(gcms)中增强敏感性的多毛细管柱预浓缩系统
US11927574B2 (en) * 2017-05-15 2024-03-12 The Regents Of The University Of Michigan Progressive cellular architecture for microfabricated gas chromatograph
EP3688453A1 (de) 2017-10-25 2020-08-05 Entech Instruments Inc. Probenvorkonzentrationssystem und verfahren zur verwendung mit gaschromatografie
US11162925B2 (en) * 2017-11-03 2021-11-02 Entech Instruments Inc. High performance sub-ambient temperature multi-capillary column preconcentration system for volatile chemical analysis by gas chromatography
US11549921B2 (en) 2017-11-22 2023-01-10 Entech Instruments Inc. System and method for real time monitoring of a chemical sample
US11169124B2 (en) * 2017-11-22 2021-11-09 Entech Instruments Inc. System and method for real time monitoring of a chemical sample
CN109324144B (zh) * 2018-09-30 2021-09-07 北京雪迪龙科技股份有限公司 一种挥发性有机物双冷阱进样单元、进样系统和方法
EP3667315B1 (de) * 2018-12-12 2025-03-26 HORIBA, Ltd. Abgasanalysevorrichtung, und abgasanalyseverfahren
JP7226223B2 (ja) * 2019-09-24 2023-02-21 株式会社島津製作所 ガスサンプラ
WO2022006335A1 (en) 2020-06-30 2022-01-06 Entech Instruments Inc. System and method for trace-level analysis of chemical compounds
US12038418B2 (en) * 2020-07-20 2024-07-16 Baker Hughes Oilfield Operations Llc System for flushing a gas-measurement device for analyzing gas from a well, and related methods
CN112816574B (zh) * 2020-12-30 2022-08-02 杭州谱育科技发展有限公司 多组分物质的检测装置及方法
US12590870B2 (en) 2022-05-09 2026-03-31 Waters Technologies Corporation Fluidic network for aseptic sampling
CN117969198A (zh) * 2023-11-14 2024-05-03 上海朋环测控技术股份有限公司 一种痕量气体分析设备的预处理系统及处理方法
WO2026107684A1 (en) * 2024-11-20 2026-05-28 Agilent Technologies, Inc. Systems and methods for sample analysis

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3225521A (en) * 1962-06-04 1965-12-28 Gulf Research Development Co Serially connected thermochromatographic columns
US3225520A (en) * 1962-06-04 1965-12-28 Gulf Research Development Co Sample preparation and collection means for gas chromatographic columns
US3298786A (en) * 1963-03-04 1967-01-17 Hewlett Packard Co Gas chromatographic method and apparatus for determination of oxygen content in organic substances
US3698869A (en) * 1965-08-20 1972-10-17 Perkin Elmer Corp Analysis of gaseous mixtures
US3356458A (en) * 1965-09-13 1967-12-05 Shell Oil Co Chromatographic analysis
US3301040A (en) * 1965-10-20 1967-01-31 Eugene L Levy Automatic fraction collecting system for vapor phase chromatography
US4180389A (en) * 1978-11-13 1979-12-25 Envirochem Inc. Isolation and concentration of sample prior to analysis thereof
DE3863891D1 (de) * 1987-10-08 1991-08-29 Givaudan & Cie Sa Vorrichtung zum verzweigen von gasstroemen.
US5032151A (en) * 1990-01-17 1991-07-16 Hewlett-Packard Company System and method for automated cool on-column injection with column diameters less than 530 μm
US5141532A (en) * 1990-09-28 1992-08-25 The Regents Of The University Of Michigan Thermal modulation inlet for gas chromatography system
US5096471A (en) * 1990-09-28 1992-03-17 The Regents Of The University Of Michigan Gas chromatography system and methods
US5141534A (en) * 1990-09-28 1992-08-25 The Regents Of The University Of Michigan Sample collection and inlet systems for gas chromatography apparatus
DE4132358C2 (de) * 1991-09-27 1996-08-29 Gerstel Gmbh Verfahren und Vorrichtung zum Untersuchen von gasförmigem Ausgangsmaterial
US5288310A (en) * 1992-09-30 1994-02-22 The Regents Of The University Of Michigan Adsorbent trap for gas chromatography

Also Published As

Publication number Publication date
DE69422274T2 (de) 2000-05-11
EP0661537B1 (de) 1999-12-22
DE69422274D1 (de) 2000-01-27
US5547497A (en) 1996-08-20
EP0661537A3 (de) 1995-08-30
EP0661537A2 (de) 1995-07-05
ES2141801T3 (es) 2000-04-01
JPH07253421A (ja) 1995-10-03

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