IT8423410A1 - MODULATING CELL OF SAMPLES FOR GC - Google Patents

MODULATING CELL OF SAMPLES FOR GC

Info

Publication number
IT8423410A1
IT8423410A1 IT1984A23410A IT2341084A IT8423410A1 IT 8423410 A1 IT8423410 A1 IT 8423410A1 IT 1984A23410 A IT1984A23410 A IT 1984A23410A IT 2341084 A IT2341084 A IT 2341084A IT 8423410 A1 IT8423410 A1 IT 8423410A1
Authority
IT
Italy
Prior art keywords
samples
modulating cell
modulating
cell
Prior art date
Application number
IT1984A23410A
Other languages
Italian (it)
Other versions
IT8423410A0 (en
IT1178600B (en
Original Assignee
Varian Associates
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 Varian Associates filed Critical Varian Associates
Publication of IT8423410A0 publication Critical patent/IT8423410A0/en
Publication of IT8423410A1 publication Critical patent/IT8423410A1/en
Application granted granted Critical
Publication of IT1178600B publication Critical patent/IT1178600B/en

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
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/38—Flow patterns
    • 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
    • G01N2030/621—Detectors specially adapted therefor signal-to-noise ratio
    • G01N2030/623—Detectors specially adapted therefor signal-to-noise ratio by modulation of sample feed or detector response
    • 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
    • G01N30/64—Electrical detectors
    • G01N2030/645—Electrical detectors electrical conductivity detectors

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
IT23410/84A 1983-11-04 1984-10-31 MODULATING CELL OF SAMPLES FOR GAS CHROMATOGRAPHY IT1178600B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US54881683A 1983-11-04 1983-11-04

Publications (3)

Publication Number Publication Date
IT8423410A0 IT8423410A0 (en) 1984-10-31
IT8423410A1 true IT8423410A1 (en) 1986-05-01
IT1178600B IT1178600B (en) 1987-09-09

Family

ID=24190508

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23410/84A IT1178600B (en) 1983-11-04 1984-10-31 MODULATING CELL OF SAMPLES FOR GAS CHROMATOGRAPHY

Country Status (4)

Country Link
JP (1) JPS60102558A (en)
DE (1) DE3438935A1 (en)
GB (1) GB2149107B (en)
IT (1) IT1178600B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0330601U (en) * 1989-08-04 1991-03-26

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2553756C2 (en) * 1975-11-29 1977-12-08 Thyssen AG vorm. August Thyssen-Hütte, 4100 Duisburg Use of continuous furnace gas analysis for monitoring and regulating the blast furnace passage and device for this
US4254654A (en) * 1976-10-07 1981-03-10 Hewlett-Packard Company Modulated fluid detector
US4185490A (en) * 1978-10-06 1980-01-29 Hewlett-Packard Company Phase discrimination in modulated thermal conductivity detector

Also Published As

Publication number Publication date
GB2149107B (en) 1988-02-03
GB2149107A (en) 1985-06-05
DE3438935A1 (en) 1985-05-15
IT8423410A0 (en) 1984-10-31
JPS60102558A (en) 1985-06-06
IT1178600B (en) 1987-09-09
GB8427545D0 (en) 1984-12-05

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