GB8609130D0 - Analysis of organic acids - Google Patents

Analysis of organic acids

Info

Publication number
GB8609130D0
GB8609130D0 GB868609130A GB8609130A GB8609130D0 GB 8609130 D0 GB8609130 D0 GB 8609130D0 GB 868609130 A GB868609130 A GB 868609130A GB 8609130 A GB8609130 A GB 8609130A GB 8609130 D0 GB8609130 D0 GB 8609130D0
Authority
GB
United Kingdom
Prior art keywords
analysis
organic acids
acids
organic
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.)
Granted
Application number
GB868609130A
Other versions
GB2174616B (en
GB2174616A (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.)
Yokogawa Electric Corp
Original Assignee
Yokogawa Hokushin Electric Corp
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 JP8833485A external-priority patent/JPS61246664A/en
Priority claimed from JP8833385A external-priority patent/JPS61246663A/en
Application filed by Yokogawa Hokushin Electric Corp filed Critical Yokogawa Hokushin Electric Corp
Publication of GB8609130D0 publication Critical patent/GB8609130D0/en
Publication of GB2174616A publication Critical patent/GB2174616A/en
Application granted granted Critical
Publication of GB2174616B publication Critical patent/GB2174616B/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
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
    • B01J39/26—Cation exchangers for chromatographic processes
    • 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
    • G01N30/96—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 using ion-exchange
    • 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
    • G01N30/96—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 using ion-exchange
    • G01N2030/965—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 using ion-exchange suppressor columns

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electrochemistry (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB8609130A 1985-04-24 1986-04-15 Method for analysis of organic acids and apparatus therefor Expired GB2174616B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8833485A JPS61246664A (en) 1985-04-24 1985-04-24 Analysis method and apparatus for organic acid
JP8833385A JPS61246663A (en) 1985-04-24 1985-04-24 Analysis method and apparatus for organic acid

Publications (3)

Publication Number Publication Date
GB8609130D0 true GB8609130D0 (en) 1986-05-21
GB2174616A GB2174616A (en) 1986-11-12
GB2174616B GB2174616B (en) 1989-04-19

Family

ID=26429727

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8609130A Expired GB2174616B (en) 1985-04-24 1986-04-15 Method for analysis of organic acids and apparatus therefor

Country Status (3)

Country Link
DE (1) DE3613948A1 (en)
FR (1) FR2581193B1 (en)
GB (1) GB2174616B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100399022C (en) * 2004-12-30 2008-07-02 中国科学院东北地理与农业生态研究所 Method for detecting low-molecular-weight organic acid in secretion of root system of plant

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3920398A (en) * 1973-08-06 1975-11-18 Dow Chemical Co Method for chromatographic analysis of organic acids or their carboxylate salts
US4403039A (en) * 1980-10-29 1983-09-06 Yokogawa Hokushin Electric Works Method and apparatus for analysis of ionic species
JPS59190658A (en) * 1983-04-12 1984-10-29 Yokogawa Hokushin Electric Corp Ion chromatograph
US4455233A (en) * 1983-08-12 1984-06-19 Dionex Corporation Method and apparatus for ion analysis and detection using reverse mode suppression

Also Published As

Publication number Publication date
GB2174616B (en) 1989-04-19
FR2581193A1 (en) 1986-10-31
GB2174616A (en) 1986-11-12
DE3613948C2 (en) 1988-04-07
DE3613948A1 (en) 1986-10-30
FR2581193B1 (en) 1992-06-12

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Legal Events

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

Effective date: 19970415