FR2417099A1 - Methode pour l'analyse precise d'echantillons dans des photometres a absorption et emission de flammes, utilisant une boucle de controle electrique par retroaction pour compenser un glissement d'energie - Google Patents

Methode pour l'analyse precise d'echantillons dans des photometres a absorption et emission de flammes, utilisant une boucle de controle electrique par retroaction pour compenser un glissement d'energie

Info

Publication number
FR2417099A1
FR2417099A1 FR7903627A FR7903627A FR2417099A1 FR 2417099 A1 FR2417099 A1 FR 2417099A1 FR 7903627 A FR7903627 A FR 7903627A FR 7903627 A FR7903627 A FR 7903627A FR 2417099 A1 FR2417099 A1 FR 2417099A1
Authority
FR
France
Prior art keywords
control loop
photometers
compensate
emission
samples
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.)
Withdrawn
Application number
FR7903627A
Other languages
English (en)
French (fr)
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.)
Beckman Instruments GmbH
Original Assignee
Beckman Instruments GmbH
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 Beckman Instruments GmbH filed Critical Beckman Instruments GmbH
Publication of FR2417099A1 publication Critical patent/FR2417099A1/fr
Withdrawn legal-status Critical Current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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/71—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited
    • G01N21/72—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited using flame burners

Landscapes

  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (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)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
FR7903627A 1978-02-14 1979-02-13 Methode pour l'analyse precise d'echantillons dans des photometres a absorption et emission de flammes, utilisant une boucle de controle electrique par retroaction pour compenser un glissement d'energie Withdrawn FR2417099A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782806145 DE2806145C3 (de) 1978-02-14 1978-02-14 Verfahren zur exakten Erfassung der Meßwerte in Flammen-Absorptions- und Emissionsphotometern mit Verwendung einer elektrischen Regelung auf eine konstante Anzeige für die Kompensation einer Gerätedrift

Publications (1)

Publication Number Publication Date
FR2417099A1 true FR2417099A1 (fr) 1979-09-07

Family

ID=6031911

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7903627A Withdrawn FR2417099A1 (fr) 1978-02-14 1979-02-13 Methode pour l'analyse precise d'echantillons dans des photometres a absorption et emission de flammes, utilisant une boucle de controle electrique par retroaction pour compenser un glissement d'energie

Country Status (5)

Country Link
JP (1) JPS54139591A (de)
AU (1) AU4415779A (de)
DE (1) DE2806145C3 (de)
FR (1) FR2417099A1 (de)
GB (1) GB2014304B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4415264A (en) * 1981-06-25 1983-11-15 The Perkin-Elmer Corporation Spectrophotometer gas control system
GB2113831B (en) * 1982-01-19 1985-10-02 Philips Electronic Associated Method of analysis using atomic absorption spectrophotometry
GB2135446B (en) * 1983-02-11 1986-05-08 Itt Ind Ltd Fluid flow measurement
JPS60262044A (ja) * 1984-06-08 1985-12-25 Hitachi Ltd フレ−ム形原子吸光光度計
DE3905782A1 (de) * 1989-02-24 1990-08-30 Bodenseewerk Perkin Elmer Co Verfahren zur konzentrationsbestimmung mittels atomabsorptions - spektroskopie

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3583844A (en) * 1969-06-09 1971-06-08 Instrumentation Labor Inc Atomic absorption spectroanalytical instrument control system
US3620628A (en) * 1968-05-04 1971-11-16 Hitachi Ltd Photoelectric sample measuring apparatus
DE1673348A1 (de) * 1966-10-20 1972-01-13 Zeiss Carl Fa Verfahren und Vorrichtung zur spektroskopischen Analyse von Festkoerpern,Loesungen und Gasen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2999383A (en) * 1960-06-02 1961-09-12 Ford Motor Co Metallic tracer method for determining lubricant in engine exhaust
GB1515791A (en) * 1975-07-07 1978-06-28 Commw Scient Ind Res Org General purpose atomic spectrometer

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1673348A1 (de) * 1966-10-20 1972-01-13 Zeiss Carl Fa Verfahren und Vorrichtung zur spektroskopischen Analyse von Festkoerpern,Loesungen und Gasen
US3620628A (en) * 1968-05-04 1971-11-16 Hitachi Ltd Photoelectric sample measuring apparatus
US3583844A (en) * 1969-06-09 1971-06-08 Instrumentation Labor Inc Atomic absorption spectroanalytical instrument control system

Also Published As

Publication number Publication date
DE2806145A1 (de) 1979-08-16
DE2806145B2 (de) 1981-05-14
GB2014304B (en) 1982-06-03
DE2806145C3 (de) 1982-01-28
JPS54139591A (en) 1979-10-30
AU4415779A (en) 1979-08-23
GB2014304A (en) 1979-08-22

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