GB2054842B - Liquid chromatography - Google Patents

Liquid chromatography

Info

Publication number
GB2054842B
GB2054842B GB8020276A GB8020276A GB2054842B GB 2054842 B GB2054842 B GB 2054842B GB 8020276 A GB8020276 A GB 8020276A GB 8020276 A GB8020276 A GB 8020276A GB 2054842 B GB2054842 B GB 2054842B
Authority
GB
United Kingdom
Prior art keywords
liquid chromatography
chromatography
liquid
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
Application number
GB8020276A
Other languages
English (en)
Other versions
GB2054842A (en
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.)
Waters Associates Inc
Original Assignee
Waters Associates 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
Priority claimed from US06/050,326 external-priority patent/US4284352A/en
Priority claimed from US06/051,809 external-priority patent/US4265536A/en
Priority claimed from US06/051,812 external-priority patent/US4283140A/en
Priority claimed from US06/051,811 external-priority patent/US4286873A/en
Priority claimed from US06/059,292 external-priority patent/US4289975A/en
Application filed by Waters Associates Inc filed Critical Waters Associates Inc
Publication of GB2054842A publication Critical patent/GB2054842A/en
Application granted granted Critical
Publication of GB2054842B publication Critical patent/GB2054842B/en
Expired legal-status Critical Current

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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/4133—Refractometers, e.g. differential
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Measuring Cells (AREA)
GB8020276A 1979-06-20 1980-06-20 Liquid chromatography Expired GB2054842B (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US06/050,326 US4284352A (en) 1979-06-20 1979-06-20 Heat exchanger for refractometer
US5181079A 1979-06-25 1979-06-25
US06/051,809 US4265536A (en) 1979-06-25 1979-06-25 Electrical zeroing of light beam
US06/051,812 US4283140A (en) 1979-06-25 1979-06-25 Spatially homogenizing optical modulator
US06/051,811 US4286873A (en) 1979-06-25 1979-06-25 Refractometer cell with integral lens
US06/059,292 US4289975A (en) 1979-07-20 1979-07-20 Dissipating electrical charge

Publications (2)

Publication Number Publication Date
GB2054842A GB2054842A (en) 1981-02-18
GB2054842B true GB2054842B (en) 1983-11-30

Family

ID=27556617

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8020276A Expired GB2054842B (en) 1979-06-20 1980-06-20 Liquid chromatography
GB8103589A Expired GB2068539B (en) 1979-06-20 1980-06-20 Liquid chromatography apparatus

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB8103589A Expired GB2068539B (en) 1979-06-20 1980-06-20 Liquid chromatography apparatus

Country Status (4)

Country Link
CA (1) CA1136444A (enrdf_load_stackoverflow)
DE (2) DE3023132A1 (enrdf_load_stackoverflow)
FR (1) FR2459470B1 (enrdf_load_stackoverflow)
GB (2) GB2054842B (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3618605A1 (de) * 1986-06-03 1987-12-10 Europ Lab Molekularbiolog Vorrichtung zur detektion von zur photonenemission anregbaren stoffen
US5238557A (en) * 1990-01-24 1993-08-24 Hewlett Packard Company Apparatus for controlling the temperature of the mobile phase in a fluid chromatograph
EP0438618B1 (en) * 1990-01-24 1996-04-17 Hewlett-Packard GmbH Apparatus for thermostating the mobile phase in a liquid chromatograph
JP3574010B2 (ja) * 1999-07-23 2004-10-06 昭和電工株式会社 示差屈折率検出器及びそれを備えた液体クロマトグラフ装置
EP1182453B1 (en) 2000-06-27 2007-08-15 Agilent Technologies, Inc. Method of reducing the effects of varying environmental conditions in a measuring instrument and measuring instrument using the method
FR3008188B1 (fr) * 2013-07-03 2015-08-07 Sedere Sas Detecteur evaporatif a diffusion de lumiere (dedl) destine a etre couple a une colonne de chromatographie en phase liquide ou supercritique ainsi que procede de gestion dynamique automatique d'un tel dedl

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2649013A (en) * 1950-06-05 1953-08-18 Monsanto Chemicals Apparatus for refractometry
US2885923A (en) * 1954-08-13 1959-05-12 Phillips Petroleum Co Reflection refractometer
US2807976A (en) * 1955-10-11 1957-10-01 Electron Machine Corp Refractometer
US2957386A (en) * 1957-01-28 1960-10-25 Cons Electrodynamics Corp Refractometer
US3386332A (en) * 1964-07-13 1968-06-04 Emmett S. Watson Differential refractometry
US3674373A (en) * 1970-02-02 1972-07-04 Waters Associates Inc Differential refractometer
US3999857A (en) * 1975-05-29 1976-12-28 Monsanto Research Corporation Refractive index detector
CA1074149A (en) * 1976-03-02 1980-03-25 Sadao Sumikama High-sensitivity differential refractometer
DE2755849A1 (de) * 1977-12-15 1979-06-21 Philips Patentverwaltung Verfahren und anordnung zur kontinuierlichen messung von brechungsindizes

Also Published As

Publication number Publication date
GB2054842A (en) 1981-02-18
GB2068539A (en) 1981-08-12
DE3023132C2 (enrdf_load_stackoverflow) 1991-10-31
FR2459470B1 (fr) 1985-06-21
CA1136444A (en) 1982-11-30
DE3044076A1 (de) 1982-12-02
GB2068539B (en) 1983-06-22
DE3023132A1 (de) 1981-02-19
FR2459470A1 (fr) 1981-01-09

Similar Documents

Publication Publication Date Title
GB2061755B (en) Deaerating liquid
GR65593B (en) Liquid compounds
JPS5330390A (en) Liquid chromatograph
JPS5631623A (en) Liquid chromatography device
GB2067176B (en) Demolition-facilitating substance
GB2040655B (en) Liquid channelling assembly
JPS5686213A (en) Fluid servoosystem
DE3069242D1 (en) Liquid retaining structures
GB2040151B (en) Liquid channelling member
JPS55102896A (en) Liquid distribution assembly
GB2048937B (en) Liquid hydrocarbons
GB2054842B (en) Liquid chromatography
DE2963722D1 (en) Liquid dispenser
JPS55108366A (en) Fireeextinguishing substance
GB2110951B (en) Improvements in chromatography
JPS55133266A (en) Liquid distributor
GB2059591B (en) Liquid level measuremt
GB2042100B (en) Liquid seals
JPS55128208A (en) Novel liquid dielectric
JPS56102861A (en) Liquid developmenttagent composition
JPS5657457A (en) Fireeextinguishing substance
GB2042654B (en) Liquid seals
GB2044331B (en) Mine-roof supports
GB2044332B (en) Mine-roof supports
JPS54146001A (en) Liquid absorbor

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920620