DE3528439A1 - Graphitrohrkuevette fuer die flammenlose atomabsorptions-spektroskopie - Google Patents

Graphitrohrkuevette fuer die flammenlose atomabsorptions-spektroskopie

Info

Publication number
DE3528439A1
DE3528439A1 DE19853528439 DE3528439A DE3528439A1 DE 3528439 A1 DE3528439 A1 DE 3528439A1 DE 19853528439 DE19853528439 DE 19853528439 DE 3528439 A DE3528439 A DE 3528439A DE 3528439 A1 DE3528439 A1 DE 3528439A1
Authority
DE
Germany
Prior art keywords
graphite tube
electrodes
pair
power supply
supply means
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
DE19853528439
Other languages
German (de)
English (en)
Other versions
DE3528439C2 (enrdf_load_stackoverflow
Inventor
Winfried Ing Grad Goenner
Hans-Peter Dipl Ing Kurtsiefer
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.)
PE Manufacturing GmbH
Original Assignee
Bodenseewerk Perkin Elmer and Co 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 Bodenseewerk Perkin Elmer and Co GmbH filed Critical Bodenseewerk Perkin Elmer and Co GmbH
Priority to DE19853528439 priority Critical patent/DE3528439A1/de
Publication of DE3528439A1 publication Critical patent/DE3528439A1/de
Application granted granted Critical
Publication of DE3528439C2 publication Critical patent/DE3528439C2/de
Granted 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
    • G01N21/74—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 flameless atomising, e.g. graphite furnaces
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/0019—Circuit arrangements
    • 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
    • G01N21/74—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 flameless atomising, e.g. graphite furnaces
    • G01N2021/745—Control of temperature, heating, ashing

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
DE19853528439 1985-08-08 1985-08-08 Graphitrohrkuevette fuer die flammenlose atomabsorptions-spektroskopie Granted DE3528439A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19853528439 DE3528439A1 (de) 1985-08-08 1985-08-08 Graphitrohrkuevette fuer die flammenlose atomabsorptions-spektroskopie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853528439 DE3528439A1 (de) 1985-08-08 1985-08-08 Graphitrohrkuevette fuer die flammenlose atomabsorptions-spektroskopie

Publications (2)

Publication Number Publication Date
DE3528439A1 true DE3528439A1 (de) 1987-02-19
DE3528439C2 DE3528439C2 (enrdf_load_stackoverflow) 1987-12-17

Family

ID=6278002

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853528439 Granted DE3528439A1 (de) 1985-08-08 1985-08-08 Graphitrohrkuevette fuer die flammenlose atomabsorptions-spektroskopie

Country Status (1)

Country Link
DE (1) DE3528439A1 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0377253A3 (de) * 1989-01-04 1991-12-11 Metallwerk Plansee Gesellschaft M.B.H. Atomisiereinrichtung aus hochschmelzendem Metall
DE19603643A1 (de) * 1996-02-01 1997-08-07 Bodenseewerk Perkin Elmer Co Elektrothermische Atomisierungseinrichtung für die analytische Spektrometrie
DE19911263A1 (de) * 1999-03-13 2000-09-28 Ges Foerderung Spektrochemie Vorrichtung und Verfahren zum berührungslosen Flüssigkeitsprobeneintrag in ein Flammen-beheiztes Rohr für spektroskopische Messungen

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3042631A1 (de) * 1980-11-12 1982-06-16 Klaus-Richard Dr. 2000 Hamburg Sperling Verfahren und vorrichtung zum untersuchen von proben mittels flammenloser atemabsorptionsmessung
US4407582A (en) * 1981-01-12 1983-10-04 The Research And Development Institute, Inc. At Montana State University Method and apparatus for reduction of matric interference in electrothermal atomizer for atomic absorption spectroscopy

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3042631A1 (de) * 1980-11-12 1982-06-16 Klaus-Richard Dr. 2000 Hamburg Sperling Verfahren und vorrichtung zum untersuchen von proben mittels flammenloser atemabsorptionsmessung
US4407582A (en) * 1981-01-12 1983-10-04 The Research And Development Institute, Inc. At Montana State University Method and apparatus for reduction of matric interference in electrothermal atomizer for atomic absorption spectroscopy

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Englischsprachige Abstracts ungeprüfter, offengelegter Japanischer Patentanmeldungen, Kokai No. 52-57882, Veröffentlichungsdatum 5.12.1977 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0377253A3 (de) * 1989-01-04 1991-12-11 Metallwerk Plansee Gesellschaft M.B.H. Atomisiereinrichtung aus hochschmelzendem Metall
US5866431A (en) * 1996-01-02 1999-02-02 Bodenseewerk Perkin-Elmer Gmbh Electrothermal atomization means for analytical spectrometry
DE19603643A1 (de) * 1996-02-01 1997-08-07 Bodenseewerk Perkin Elmer Co Elektrothermische Atomisierungseinrichtung für die analytische Spektrometrie
US5981912A (en) * 1996-02-01 1999-11-09 Bodenseewerk Perkin-Elmer Gmbh Electrothermal atomization means for analytical spectrometry
DE19911263A1 (de) * 1999-03-13 2000-09-28 Ges Foerderung Spektrochemie Vorrichtung und Verfahren zum berührungslosen Flüssigkeitsprobeneintrag in ein Flammen-beheiztes Rohr für spektroskopische Messungen

Also Published As

Publication number Publication date
DE3528439C2 (enrdf_load_stackoverflow) 1987-12-17

Similar Documents

Publication Publication Date Title
EP0707218B1 (de) Sensorchip
DE2743519A1 (de) Detektoreinrichtung fuer einen chromatographen
DE3224273A1 (de) Schlauchleitung mit einem in oder an der innenwand verlaufenden mechanischen stuetzelement (armierung) in form einer drahtwendel
DE3044627C2 (de) Vorrichtung zur Probeneingabe in ein Graphitrohr bei der flammenlosen Atomabsorptions-Spektroskopie
DD249765A5 (de) Küvette für die flammenlose Atomabsorptions-Spektroskopie
WO1989008833A1 (en) Atomic absorption spectrometer
DE2950105C2 (de) Atomabsorptionsspektrometer mit verschiedenen, wahlweise einsetzbaren Atomisierungsvorrichtungen
DE3528439A1 (de) Graphitrohrkuevette fuer die flammenlose atomabsorptions-spektroskopie
EP0123062A1 (de) Stromteiler für Messwandler zum Messen eines Stromes
DE3217417C2 (de) Vorrichtung zum Atomisieren einer Probe bei der flammenlosen Atomabsorptions-Spektroskopie
DE3802968A1 (de) Rohrfoermiger ofen fuer die elektrothermische atomisierung von proben
DE2225421C2 (de) Vorrichtung zum Atomisieren von Proben durch elektrische Beheizung für die flammenlose Atomabsorptions-Spektrometrie
EP0321879A2 (de) Ofen zur thermoelektrischen Atomisierung
EP0363457B1 (de) Elektromagnet für ein atomabsorptions-spektrometer
DE3743286A1 (de) Ofen zur thermoelektrischen atomisierung
EP0311761A2 (de) Rohrförmiger Ofen für die elektrothermische Atomisierung von Proben bei der Atomabsorptions - Spektroskopie
DE3735013A1 (de) Rohrfoermiger ofen fuer die elektrothermische atomisierung von proben bei der atomabsorptions-spektroskopie
EP0381948B1 (de) Ofen zur elektrothermischen Atomisierung von Proben für die Atomabsorptions-Spektroskopie
DE3923822C2 (de) Ofen zur elektrothermischen Atomisierung von Proben für spektroskopische Zwecke und Verfahren zu seiner Herstellung
EP0350722B1 (de) Vorrichtung zur elektrothermischen Atomisierung einer Probe für spektroskopische Zwecke
EP0672244B1 (de) Graphitofen für die thermoelektrische atomisierung von proben für die atomabsorptions-spektroskopie
DE3327698C2 (enrdf_load_stackoverflow)
DE3127472A1 (de) "elektrochemische messzelle"
DE8218486U1 (de) Schlauchleitung mit einem in oder an der Innenwand verlaufenden mechanischen Stützelement (Armierung) in Form einer Drahtwendel
EP0303134A2 (de) Kontaktanordnung für die Stromzufuhr zu einem Ofen bei der Atomabsorptions-Spektroskopie

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee