IT1282965B1 - Procedimento e dispositivo per l'iniezione di campioni liquidi in un gascromatografo. - Google Patents

Procedimento e dispositivo per l'iniezione di campioni liquidi in un gascromatografo.

Info

Publication number
IT1282965B1
IT1282965B1 IT96MI000916A ITMI960916A IT1282965B1 IT 1282965 B1 IT1282965 B1 IT 1282965B1 IT 96MI000916 A IT96MI000916 A IT 96MI000916A IT MI960916 A ITMI960916 A IT MI960916A IT 1282965 B1 IT1282965 B1 IT 1282965B1
Authority
IT
Italy
Prior art keywords
injection
procedure
liquid samples
samples
liquid
Prior art date
Application number
IT96MI000916A
Other languages
English (en)
Inventor
Fausto Munari
Pier Albino Colombo
Konrad Grob
Original Assignee
Fisons Instr Spa
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 Fisons Instr Spa filed Critical Fisons Instr Spa
Priority to IT96MI000916A priority Critical patent/IT1282965B1/it
Publication of ITMI960916A0 publication Critical patent/ITMI960916A0/it
Priority to US08/768,960 priority patent/US5759234A/en
Priority to DE69633496T priority patent/DE69633496T2/de
Priority to EP96120336A priority patent/EP0806661B1/en
Publication of ITMI960916A1 publication Critical patent/ITMI960916A1/it
Application granted granted Critical
Publication of IT1282965B1 publication Critical patent/IT1282965B1/it

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
    • G01N30/04—Preparation or injection of sample to be analysed
    • G01N30/06—Preparation
    • G01N30/12—Preparation by evaporation
    • G01N2030/126—Preparation by evaporation evaporating sample
    • G01N2030/127—PTV 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
    • G01N30/04—Preparation or injection of sample to be analysed
    • G01N30/16—Injection
    • G01N2030/167—Injection on-column injection
IT96MI000916A 1996-05-08 1996-05-08 Procedimento e dispositivo per l'iniezione di campioni liquidi in un gascromatografo. IT1282965B1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT96MI000916A IT1282965B1 (it) 1996-05-08 1996-05-08 Procedimento e dispositivo per l'iniezione di campioni liquidi in un gascromatografo.
US08/768,960 US5759234A (en) 1996-05-08 1996-12-18 Method and device for the injection of liquid samples in a gas chromatograph
DE69633496T DE69633496T2 (de) 1996-05-08 1996-12-18 Verfahren und Vorrichtung zur Injektion von flüssigen Proben in einen Gaschromatographen
EP96120336A EP0806661B1 (en) 1996-05-08 1996-12-18 Method and device for the injection of liquid samples in a gas chromatograph

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96MI000916A IT1282965B1 (it) 1996-05-08 1996-05-08 Procedimento e dispositivo per l'iniezione di campioni liquidi in un gascromatografo.

Publications (3)

Publication Number Publication Date
ITMI960916A0 ITMI960916A0 (it) 1996-05-08
ITMI960916A1 ITMI960916A1 (it) 1997-11-08
IT1282965B1 true IT1282965B1 (it) 1998-04-03

Family

ID=11374219

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96MI000916A IT1282965B1 (it) 1996-05-08 1996-05-08 Procedimento e dispositivo per l'iniezione di campioni liquidi in un gascromatografo.

Country Status (4)

Country Link
US (1) US5759234A (it)
EP (1) EP0806661B1 (it)
DE (1) DE69633496T2 (it)
IT (1) IT1282965B1 (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3543532B2 (ja) * 1997-01-30 2004-07-14 株式会社島津製作所 ガスクロマトグラフ装置
IT1292452B1 (it) * 1997-07-02 1999-02-08 Thermoquest Italia Spa Metodo,dispositivo e apparecchio per rilevare cambiamenti di stato in un capillare e ottimizzare le condizioni di iniezione di un campione
JPH11287791A (ja) * 1998-04-01 1999-10-19 Naohiro Soga キャピラリーカラム
ITMI981142A1 (it) * 1998-05-22 1999-11-22 Thermoquest Italia Spa Metodo e apparecchio per l'introduzione di campioni di volume elevato in colonne capillari per gascromatografia
US6497138B1 (en) 2000-10-18 2002-12-24 Agilent Technologies, Inc., Multilayered gas chromatograph
ITMI20012840A1 (it) 2001-12-28 2003-06-28 Thermoquest Italia Spa Metodo ed apparecchio per l'iniezione a vaporizzazione di volumi elevati in analisi gas-cromatografiche
US6652625B1 (en) * 2002-07-24 2003-11-25 Perkin Elmer Instruments Llc Analyte pre-concentrator for gas chromatography
US6814785B2 (en) 2002-07-24 2004-11-09 Perkinelmer Instruments Llc Analyte pre-concentrator for gas chromatography
ES2276622B1 (es) * 2005-12-12 2008-03-01 Univ Castilla La Mancha Sistema y metodo de cromatografia de gases
EP3423821B1 (en) 2016-04-04 2023-06-21 Entech Instruments Inc. Multi-capillary column pre-concentration system for enhanced sensitivity in gas chromatography (gc) and gas chromatography-mass spectrometry (gcms)
RU2626021C1 (ru) * 2016-05-25 2017-07-21 Левин Вадим Адольфович Устройство для воспроизведения и передачи единиц массовой концентрации газов в жидких и газовых средах
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
EP3849682A1 (en) * 2018-10-25 2021-07-21 Entech Instruments Inc. System and method of pressure-controlled splitting of a chemical sample
US11946912B2 (en) 2020-06-30 2024-04-02 Entech Instruments Inc. System and method of trace-level analysis of chemical compounds

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4699768A (en) * 1983-09-09 1987-10-13 Technicon Instruments Corporation Apparatus for exchanging substances between fluids
US4805441A (en) * 1988-02-22 1989-02-21 Cms Research Corporation Continuous air monitoring apparatus and method
IT1226748B (it) * 1988-08-22 1991-02-05 Erba Strumentazione Metodo e dispositivo per il controllo di funzioni in un gascromatografo.
FR2643365B1 (fr) * 1989-02-22 1993-11-05 Air Liquide Procede de metallisation de ceramiques et appareil pour sa mise en oeuvr
US4948389A (en) * 1989-05-22 1990-08-14 Hewlett-Packard Company Gas chromatograph having cyro blast coolings
US5133859A (en) * 1990-03-02 1992-07-28 Hewlett-Packard Company Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids
DE4011350A1 (de) * 1990-04-07 1991-10-10 Eberhard Gerstel Verfahren und vorrichtung zur gaschromatographischen trennung
US5108466A (en) * 1990-12-21 1992-04-28 Hewlett-Packard Company Apparatus and methods for controlling fluids provided to a chromatographic detector
US5163979A (en) * 1991-06-27 1992-11-17 The Dow Chemical Company Pressure programmable gas chromatograph regulator
IT1262928B (it) * 1992-01-14 1996-07-22 Erba Strumentazione Procedimento e dispositivo per l'iniezione a vaporizzazione in apparecchi di analisi gascromatografica
JP2513388B2 (ja) * 1992-04-06 1996-07-03 株式会社島津製作所 ガスクロマトグラフ装置
EP0570707B1 (en) * 1992-05-18 1999-03-03 Hewlett-Packard Company Method of calculating operating parameters for a gas chromatograph
DE4316375C1 (de) * 1993-05-15 1994-06-30 Gerstel Gmbh Verfahren zur gaschromatographischen Trennung von Substanzen
IT1270981B (it) * 1993-05-21 1997-05-26 Fisons Instr Spa Procedimento e dispositivo per analisi gc capillare di volumi elevati
US5531959A (en) * 1994-01-31 1996-07-02 Hamilton Company Automated liquid handling and computer controlled system and method for solid phase chromatographic extractions
US5476000A (en) * 1994-03-31 1995-12-19 Hewlett-Packard Company Retention time stability in a gas chromatographic apparatus
US5431712A (en) * 1994-05-31 1995-07-11 Hewlett-Packard Company Reconfigurable pneumatic control for split/splitless injection
DE4419596C1 (de) * 1994-06-03 1995-06-01 Gerstel Gmbh Thermodesorptionseinrichtung für einen Gaschromatographen
US5467635A (en) * 1994-12-12 1995-11-21 Shimadzu Corporation Gas chromatograph
US5642278A (en) * 1995-01-03 1997-06-24 Hewlett-Packard Co. Method and apparatus for temperature and pressure compensation of pneumatic manifolds
US5545252A (en) * 1995-03-01 1996-08-13 The Perkin-Elmer Corporation Flow regulation in gas chromatograph

Also Published As

Publication number Publication date
EP0806661A1 (en) 1997-11-12
ITMI960916A0 (it) 1996-05-08
EP0806661B1 (en) 2004-09-29
DE69633496D1 (de) 2004-11-04
US5759234A (en) 1998-06-02
ITMI960916A1 (it) 1997-11-08
DE69633496T2 (de) 2005-11-17

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Legal Events

Date Code Title Description
0001 Granted