ATE81207T1 - Vorrichtung und verfahren fuer chemische analyse mittels fluessigkeitschromatographie. - Google Patents

Vorrichtung und verfahren fuer chemische analyse mittels fluessigkeitschromatographie.

Info

Publication number
ATE81207T1
ATE81207T1 AT85109352T AT85109352T ATE81207T1 AT E81207 T1 ATE81207 T1 AT E81207T1 AT 85109352 T AT85109352 T AT 85109352T AT 85109352 T AT85109352 T AT 85109352T AT E81207 T1 ATE81207 T1 AT E81207T1
Authority
AT
Austria
Prior art keywords
liquid chromatography
pump
fluid
analysis
chemical analysis
Prior art date
Application number
AT85109352T
Other languages
English (en)
Inventor
Adriano Trisciani
Rosolino Carera
Original Assignee
Erba Strumentazione
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 Erba Strumentazione filed Critical Erba Strumentazione
Application granted granted Critical
Publication of ATE81207T1 publication Critical patent/ATE81207T1/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
    • G01N30/16—Injection
    • G01N30/22—Injection in high pressure liquid systems
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/25—Chemistry: analytical and immunological testing including sample preparation
    • Y10T436/25375—Liberation or purification of sample or separation of material from a sample [e.g., filtering, centrifuging, etc.]
    • Y10T436/255—Liberation or purification of sample or separation of material from a sample [e.g., filtering, centrifuging, etc.] including use of a solid sorbent, semipermeable membrane, or liquid extraction

Landscapes

  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fluid Mechanics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
AT85109352T 1984-11-14 1985-07-25 Vorrichtung und verfahren fuer chemische analyse mittels fluessigkeitschromatographie. ATE81207T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT23563/84A IT1177184B (it) 1984-11-14 1984-11-14 Procedimento ed apparecchiatura per analisi chimiche mediante cromatografia liquida
EP85109352A EP0181437B1 (de) 1984-11-14 1985-07-25 Vorrichtung und Verfahren für chemische Analyse mittels Flüssigkeitschromatographie

Publications (1)

Publication Number Publication Date
ATE81207T1 true ATE81207T1 (de) 1992-10-15

Family

ID=11208165

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85109352T ATE81207T1 (de) 1984-11-14 1985-07-25 Vorrichtung und verfahren fuer chemische analyse mittels fluessigkeitschromatographie.

Country Status (5)

Country Link
US (2) US4835109A (de)
EP (1) EP0181437B1 (de)
AT (1) ATE81207T1 (de)
DE (1) DE3586712T2 (de)
IT (1) IT1177184B (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1177184B (it) * 1984-11-14 1987-08-26 Erba Strumentazione Procedimento ed apparecchiatura per analisi chimiche mediante cromatografia liquida
JP2563133B2 (ja) * 1989-01-20 1996-12-11 日本電子株式会社 超臨界流体クロマトグラフィー装置
US4906580A (en) * 1989-01-25 1990-03-06 Radian Corporation Saturation monitor and process
US5088335A (en) * 1989-02-27 1992-02-18 The Dow Chemical Company Periodically activated constant pressure maintaining pistoned chamber liquid sampler
DE3934699A1 (de) * 1989-10-18 1991-04-25 Bodenseewerk Perkin Elmer Co Dosiereinrichtung fuer analysengeraete
JPH0510959A (ja) * 1991-07-04 1993-01-19 Sanuki Kogyo Kk 理化学機械用複液混合送液装置
US5212993A (en) * 1992-04-20 1993-05-25 Modern Controls, Inc. Gas sampling system and method
WO1997019336A1 (en) * 1995-11-22 1997-05-29 The Dow Chemical Company Self-contained on-line sampling apparatus
US5920006A (en) * 1997-06-16 1999-07-06 Digichrom, Inc. Liquid chromatographic pump and valve assembly
US6422098B1 (en) * 1999-03-03 2002-07-23 Hanson Research Corp. Dissolution sampling apparatus
US6257052B1 (en) * 1999-07-06 2001-07-10 Digichrom, Inc Pump, sample feed and valving for high performance liquid chromatography (HPLC)
US6802228B2 (en) * 2001-03-29 2004-10-12 Dong C. Liang Microsample analysis system using syringe pump and injection port
JP4564356B2 (ja) * 2002-09-11 2010-10-20 ウオーターズ・テクノロジーズ・コーポレイシヨン 加圧流体試料インジェクタおよび流体試料の射出方法
US7951597B2 (en) * 2002-09-11 2011-05-31 Waters Technologies Corporation Pressurized fluid sample injector and method of injecting fluid samples
EP1494027A1 (de) * 2003-07-02 2005-01-05 Quest International B.V. Künstlicher Rachen
EP2632561B1 (de) * 2010-10-29 2017-09-20 Thermo Finnigan LLC Verfahren und system für einen flüssigchromatographen mit kompressibilitäts- und viskositätsüberwachung zur identifizierung von flüssigkeiten
US10054569B2 (en) 2010-10-29 2018-08-21 Thermo Finnigan Llc Method and system for liquid chromatography fluidic monitoring
US11262334B2 (en) 2010-10-29 2022-03-01 Thermo Finnigan Llc Methods for liquid chromatography fluidic monitoring
DE102013107700B4 (de) * 2013-07-18 2016-05-04 Dionex Softron Gmbh Kupplungsvorrichtung zum Kuppeln eines Kolbens mit einer Antriebseinheit in einer Pumpe, insbesondere in einer HPLC-Pumpe
US10371141B1 (en) 2016-07-25 2019-08-06 Yury Zelechonok Gradient high pressure syringe pump

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3266321A (en) * 1964-12-28 1966-08-16 Universal Oil Prod Co Sample valve
US3901653A (en) * 1973-07-19 1975-08-26 Beckman Instruments Inc Liquid sampling device
US3940994A (en) * 1974-08-01 1976-03-02 Varian Associates High pressure sample injection apparatus and method
US4059009A (en) * 1976-09-10 1977-11-22 Micromeritics Instrument Corporation Liquid chromatography system
USRE31586E (en) * 1977-01-21 1984-05-15 Altex Scientific, Inc. Liquid chromatography pump
FR2475643A1 (fr) * 1980-02-08 1981-08-14 Marteau Dautry Eric Tete de pompe mono-piston a volume interne constant, en particulier pour alimenter en solvant les colonnes chromatographiques
US4347131A (en) * 1981-04-28 1982-08-31 Robert Brownlee Liquid chromatographic pump module
US4772388A (en) * 1981-09-09 1988-09-20 Isco, Inc. Apparatus for liquid chromatography
US4486097A (en) * 1981-09-09 1984-12-04 E. I. Du Pont De Nemours & Company, Inc. Flow analysis
IT1177184B (it) * 1984-11-14 1987-08-26 Erba Strumentazione Procedimento ed apparecchiatura per analisi chimiche mediante cromatografia liquida

Also Published As

Publication number Publication date
IT8423563A1 (it) 1986-05-14
IT8423563A0 (it) 1984-11-14
IT1177184B (it) 1987-08-26
DE3586712D1 (de) 1992-11-05
EP0181437A3 (en) 1988-11-30
EP0181437B1 (de) 1992-09-30
US4835109A (en) 1989-05-30
DE3586712T2 (de) 1993-02-11
US4980296A (en) 1990-12-25
EP0181437A2 (de) 1986-05-21

Similar Documents

Publication Publication Date Title
DE3586712D1 (de) Vorrichtung und verfahren fuer chemische analyse mittels fluessigkeitschromatographie.
JPS55122149A (en) Method and apparatus for supplying solvent in liquid chromatograph
DE3865831D1 (de) Fluessigproben-injektionseinrichtung.
GB1473688A (en) Metering apparatus and method
DE3785207D1 (de) Pumpvorrichtung zur abgabe von fluessigkeit bei hohem druck.
JPS57108660A (en) Apparatus for evaporatively injecting sample into gaschromatograph column
GB1098797A (en) Apparatus for transferring samples to be analysed into a chromatography column
US3940994A (en) High pressure sample injection apparatus and method
DE68922324D1 (de) Kapillare Elektrophorese.
IT1274775B (it) Metodo e dispositivo per il controllo della portata di gas vettore in apparecchi gascromatografici
EP0201712A3 (en) Method of measuring the potential difference between a liquid sample and a reference electrolyte as well as apparatus for measuring the ion concentration in the liquid sample
Fan et al. Separation and determination of sulfonamides in pharmaceutical preparations by a microfluidic capillary electrophoresis system with a continuous sample introduction interface
GB1136779A (en) Method and device for metering liquids into capillary tubes
IT1129796B (it) Dispositivo per l'automatizzazione di almeno una delle funzioni di un iniettore per colonne gas-cromatografiche
JPS57113319A (en) Operation of liquid measuring apparatus
ATE76973T1 (de) Verfahren und vorrichtung fuer die direkte probeeingabe in kolonnen, wobei die proben hochsiedende und/oder mittelfluechtige verbindungen enthalten.
Scott Gradient elution facilities for LC using the continuous and incremental methods of solvent mixing
GB1151080A (en) Method and Apparatus for Analysing a Flow of Liquid Passing Through a Narrow Pipe.
KR850006897A (ko) 고압액체 크로마토그래피 분석장치 및 그 분석방법
GB764197A (en) A new or improved hydraulic jack
ATE69887T1 (de) Verfahren und vorrichtung fuer probenaufgabe mit und ohne abzweigung in kapillarsaeulen mittels einer injektionsspritze.
Liu et al. Online concentration by field‐amplified sample injection in acidic buffer for analysis of fangchinoline and tetrandrine in herbal medicine by flow injection‐micellar electrokinetic capillary chromatography
JPS57173753A (en) Method for feeding fixed amount of liquid for liquid chromatograph and device thereof
DE1598250B2 (de) Verfahren und Einrichtung zum Verhindern der nachträglichen Vermischung der durch eine Trennmethode aus einem Gemisch aufgetrennten Stoffe
Price et al. A simple apparatus for the injection of small (nanolitre) volumes of horseradish peroxidase

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties