IT1025631B - Rivelatore a doppio compito per cromatografo di liquidi - Google Patents

Rivelatore a doppio compito per cromatografo di liquidi

Info

Publication number
IT1025631B
IT1025631B IT29352/74A IT2935274A IT1025631B IT 1025631 B IT1025631 B IT 1025631B IT 29352/74 A IT29352/74 A IT 29352/74A IT 2935274 A IT2935274 A IT 2935274A IT 1025631 B IT1025631 B IT 1025631B
Authority
IT
Italy
Prior art keywords
liquid chromatograph
double task
task detector
detector
double
Prior art date
Application number
IT29352/74A
Other languages
English (en)
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of IT1025631B publication Critical patent/IT1025631B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/645—Specially adapted constructive features of fluorimeters
    • 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
    • G01N30/74—Optical detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N2021/1734—Sequential different kinds of measurements; Combining two or more methods
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N2021/1748—Comparative step being essential in the method
    • G01N2021/1751—Constructive features therefore, e.g. using two measurement cells
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N2021/6491—Measuring fluorescence and transmission; Correcting inner filter effect
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/85—Investigating moving fluids or granular solids
IT29352/74A 1973-11-13 1974-11-12 Rivelatore a doppio compito per cromatografo di liquidi IT1025631B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US415440A US3920334A (en) 1973-11-13 1973-11-13 Dual purpose detector for a liquid chromatograph

Publications (1)

Publication Number Publication Date
IT1025631B true IT1025631B (it) 1978-08-30

Family

ID=23645696

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29352/74A IT1025631B (it) 1973-11-13 1974-11-12 Rivelatore a doppio compito per cromatografo di liquidi

Country Status (7)

Country Link
US (1) US3920334A (it)
JP (1) JPS5081396A (it)
DE (1) DE2453888A1 (it)
FR (1) FR2250995B1 (it)
IT (1) IT1025631B (it)
NL (1) NL7414719A (it)
SE (1) SE7414184L (it)

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US4006990A (en) * 1974-07-22 1977-02-08 Varian Associates Convergent light illuminated flow cell for liquid chromatography
US4039259A (en) * 1974-11-18 1977-08-02 Kewpie Kabushiki Kaisha Egg inspecting apparatus
US4233030A (en) * 1977-03-08 1980-11-11 National Research Development Corporation Methods and apparatus for liquid chromatography
JPS5468287A (en) * 1977-11-11 1979-06-01 Hitachi Ltd Fluorescence measuring apparatus of flowing specimen
US4467435A (en) * 1981-10-05 1984-08-21 Beckman Instruments, Inc. Infrared gas analyzer having detector elements of differing types
CA1199814A (en) * 1981-11-25 1986-01-28 Par H. Bergstrom Device for measuring fluid consistency
JPS5891151U (ja) * 1981-12-16 1983-06-20 株式会社日立製作所 液体クロマトグラフイ−装置
US4440013A (en) * 1982-03-03 1984-04-03 International Business Machines Corp. Gas chromatograph, Fourier transform, infrared spectroscopy system
JPS58174833A (ja) * 1982-04-07 1983-10-13 Hitachi Ltd 蛍光光度計
DE3215249C2 (de) * 1982-04-23 1984-10-11 Bodenseewerk Perkin-Elmer & Co GmbH, 7770 Überlingen Photometer zur Messung der Atomfluoreszenz
US4475813A (en) * 1982-08-30 1984-10-09 Milton Roy Company Divergent light optical systems for liquid chromatography
JPS6021955U (ja) * 1983-03-28 1985-02-15 株式会社島津製作所 クロスイルミネ−シヨン用試料セルホルダ
US4541269A (en) * 1983-07-27 1985-09-17 The State Of Oregon Acting By And Through State Board Of Higher Education For And On Behalf Of Oregon State University Gas chromatograph detector
US4555936A (en) * 1983-11-23 1985-12-03 The Perkin-Elmer Corporation Multifunctional detector
DE3472459D1 (en) * 1983-11-23 1988-08-04 Perkin Elmer Corp Multifunctional detector
US4890920A (en) * 1986-02-12 1990-01-02 Combustion Engineering, Inc. In situ particle size measuring device
US4971437A (en) * 1986-07-28 1990-11-20 Texaco Inc. Optical spectral analysis system and method
US4838688A (en) * 1987-10-16 1989-06-13 Robert Rhoads High sensitivity chromatography detector
US4914297A (en) * 1987-12-23 1990-04-03 Nicolet Instrument Corporation Infrared spectrometer interface for thermogravimetric analysis
US4867559A (en) * 1988-01-06 1989-09-19 Amoco Corporation Liquid/liquid fiber-optic fluorescence detector and absorbance analyzer
US4927265A (en) * 1988-04-29 1990-05-22 501 Microphoretic Systems, Inc. Detector for fluorescence and absorption spectroscopy
JPH0232253A (ja) * 1988-07-21 1990-02-02 Shimadzu Corp 複合分析装置のデータ処理装置
JPH0781951B2 (ja) * 1989-02-28 1995-09-06 株式会社島津製作所 蛍光光度計
US5104218A (en) * 1989-11-09 1992-04-14 General Atomics Micropipette adaptor for spectrofluorimeters
US5619041A (en) * 1994-06-01 1997-04-08 Bodenseewerk Perkin-Elmer Gmbh Atomic absorption spectrometer for measuring the mercury concentration in a sample
US5686988A (en) * 1994-06-28 1997-11-11 Lockheed Martin Energy Systems, Inc. Gas concentration measurement instrument based on the effects of a wave-mixing interference on stimulated emissions
US5894347A (en) * 1997-06-16 1999-04-13 Johnson & Johnson Clinical Diagnostics, Inc. Fluorimeter and detection method
DE19808164A1 (de) * 1998-02-27 1999-09-16 Bran & Luebbe Flüssigkeitsmeßzelle
JP2005515451A (ja) * 2001-12-04 2005-05-26 ライフポイント インコーポレイテッド 体液中のアナライト同定のための器具および方法
EP2715338A1 (en) * 2011-05-31 2014-04-09 Agilent Technologies, Inc. Expanded linear range by use of two flow cell detectors with long and short parh
CN103207254B (zh) * 2013-03-13 2014-08-27 杭州纽蓝科技有限公司 一种反射式紫外可见吸收,荧光一体化流通池
US11199490B2 (en) 2016-06-23 2021-12-14 Biocomp Instruments Inc. Flow cell and system for simultaneous measurement of absorbance and emission in a sample
US10197494B2 (en) 2016-06-23 2019-02-05 Biocomp Instruments Inc. Flow cell and system for simultaneous measurement of absorbance and emission in a sample
US10451593B2 (en) * 2016-08-04 2019-10-22 Aa Holdings, Ltd. Detection system and method with nanostructure flow cell
US10823673B2 (en) 2016-11-23 2020-11-03 Ysi, Inc. Dual function fluorometer-absorbance sensor
DE102020000677B4 (de) 2020-02-01 2023-01-12 Hochschule Anhalt Universaldurchflussmessgerät und Verfahren zur Steuerung eines Universaldurchflussmessgeräts

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3010798A (en) * 1955-11-21 1961-11-28 Technicon Chromatography Corp Chromatographic analyzing and recording apparatus and method
US3292484A (en) * 1961-12-21 1966-12-20 Rca Corp Apparatus for monitoring spectral characteristics of substances
US3390605A (en) * 1963-10-23 1968-07-02 Yanagimoto Seisakusho Co Ltd Device for measuring simultaneously both rotatory polarization and light absorption
US3527538A (en) * 1965-08-06 1970-09-08 Princeton Applied Res Corp Absorption scattering and fluorescence measuring method and apparatus
US3788744A (en) * 1970-01-14 1974-01-29 Bio Physics Systems Inc Method and apparatus for photoanalysis
US3734620A (en) * 1971-04-01 1973-05-22 Ibm Multiple band atomic absorption apparatus for simultaneously measuring different physical parameters of a material

Also Published As

Publication number Publication date
US3920334A (en) 1975-11-18
JPS5081396A (it) 1975-07-02
FR2250995B1 (it) 1978-06-16
NL7414719A (nl) 1975-05-15
SE7414184L (it) 1975-05-14
FR2250995A1 (it) 1975-06-06
DE2453888A1 (de) 1975-05-22

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