DE69422274T2 - Vorrichtung für Gaschromatographie - Google Patents

Vorrichtung für Gaschromatographie

Info

Publication number
DE69422274T2
DE69422274T2 DE69422274T DE69422274T DE69422274T2 DE 69422274 T2 DE69422274 T2 DE 69422274T2 DE 69422274 T DE69422274 T DE 69422274T DE 69422274 T DE69422274 T DE 69422274T DE 69422274 T2 DE69422274 T2 DE 69422274T2
Authority
DE
Germany
Prior art keywords
column
plot
capillary tube
interconnects
boiling point
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69422274T
Other languages
English (en)
Other versions
DE69422274D1 (de
Inventor
Mark Allen Klemp
Anita Jo Peters
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHROMATOFAST ANN ARBOR
Original Assignee
CHROMATOFAST ANN ARBOR
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 ANN ARBOR filed Critical CHROMATOFAST ANN ARBOR
Application granted granted Critical
Publication of DE69422274D1 publication Critical patent/DE69422274D1/de
Publication of DE69422274T2 publication Critical patent/DE69422274T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
DE69422274T 1993-12-28 1994-08-22 Vorrichtung für Gaschromatographie Expired - Fee Related DE69422274T2 (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 (2)

Publication Number Publication Date
DE69422274D1 DE69422274D1 (de) 2000-01-27
DE69422274T2 true DE69422274T2 (de) 2000-05-11

Family

ID=22634947

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422274T Expired - Fee Related DE69422274T2 (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)

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DE102015219838A1 (de) * 2015-10-13 2017-04-13 bentekk GmbH Kontinuierliche und trennende Gasanalyse

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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
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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
US6547852B2 (en) 2000-01-12 2003-04-15 Zoex Corporation Transverse thermal modulation
JP2003521688A (ja) * 2000-01-25 2003-07-15 ザ ステイト オブ オレゴン アクティング バイ アンド スルー ザ ステイト ボード オブ ハイヤー エデュケイション オン ビハーフ オブ ポートランド ステイト ユニヴァーシティ 分析用のサンプルを濃縮するための方法及び装置
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
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
WO2007084881A2 (en) * 2006-01-18 2007-07-26 Waters Investments Limited 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
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
EP3423821B1 (de) * 2016-04-04 2023-06-21 Entech Instruments Inc. Vorkonzentrationssystem mit mehreren kapillarsäulen zur verbesserten empfindlichkeit in der gaschromatografie (gc) und gaschromatografie-massenspektrometrie (gcms)
US11927574B2 (en) * 2017-05-15 2024-03-12 The Regents Of The University Of Michigan Progressive cellular architecture for microfabricated gas chromatograph
CN111279188A (zh) 2017-10-25 2020-06-12 因泰科设备股份有限公司 用于与气相色谱法一起使用的样品预浓缩系统和方法
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
EP3667315A1 (de) * 2018-12-12 2020-06-17 HORIBA, Ltd. Abgasanalysevorrichtung, abgasanalyseverfahren und korrekturausdruckerzeugungsverfahren
JP7226223B2 (ja) * 2019-09-24 2023-02-21 株式会社島津製作所 ガスサンプラ
US11946912B2 (en) 2020-06-30 2024-04-02 Entech Instruments Inc. System and method of trace-level analysis of chemical compounds
US20220018816A1 (en) * 2020-07-20 2022-01-20 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
WO2023219845A1 (en) * 2022-05-09 2023-11-16 Waters Technologies Corporation Fluidic network for aseptic sampling

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015219838A1 (de) * 2015-10-13 2017-04-13 bentekk GmbH Kontinuierliche und trennende Gasanalyse

Also Published As

Publication number Publication date
JPH07253421A (ja) 1995-10-03
EP0661537A3 (de) 1995-08-30
US5547497A (en) 1996-08-20
ES2141801T3 (es) 2000-04-01
ATE188034T1 (de) 2000-01-15
EP0661537A2 (de) 1995-07-05
DE69422274D1 (de) 2000-01-27
EP0661537B1 (de) 1999-12-22

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee