DE69006527D1 - Atomabsorptionsspektrometer und elektromagnetisches Absperrventil zur Nutzung in diesem. - Google Patents

Atomabsorptionsspektrometer und elektromagnetisches Absperrventil zur Nutzung in diesem.

Info

Publication number
DE69006527D1
DE69006527D1 DE90105814T DE69006527T DE69006527D1 DE 69006527 D1 DE69006527 D1 DE 69006527D1 DE 90105814 T DE90105814 T DE 90105814T DE 69006527 T DE69006527 T DE 69006527T DE 69006527 D1 DE69006527 D1 DE 69006527D1
Authority
DE
Germany
Prior art keywords
shutoff valve
atomic absorption
absorption spectrometer
electromagnetic shutoff
electromagnetic
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 - Lifetime
Application number
DE90105814T
Other languages
English (en)
Other versions
DE69006527T2 (de
Inventor
Konosuke Oishi
Katsuhito Harada
Masamichi Tsukada
Kazuo Moriya
Toyoharu Okumoto
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE69006527D1 publication Critical patent/DE69006527D1/de
Publication of DE69006527T2 publication Critical patent/DE69006527T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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

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 Or Analysing Materials By Optical Means (AREA)
DE69006527T 1989-03-31 1990-03-27 Atomabsorptionsspektrometer und elektromagnetisches Absperrventil zur Nutzung in diesem. Expired - Lifetime DE69006527T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1078256A JP2607675B2 (ja) 1989-03-31 1989-03-31 原子吸光分析装置

Publications (2)

Publication Number Publication Date
DE69006527D1 true DE69006527D1 (de) 1994-03-24
DE69006527T2 DE69006527T2 (de) 1994-09-29

Family

ID=13656915

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69006527T Expired - Lifetime DE69006527T2 (de) 1989-03-31 1990-03-27 Atomabsorptionsspektrometer und elektromagnetisches Absperrventil zur Nutzung in diesem.

Country Status (4)

Country Link
US (1) US5108178A (de)
EP (1) EP0390072B1 (de)
JP (1) JP2607675B2 (de)
DE (1) DE69006527T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2716629B2 (ja) * 1992-08-05 1998-02-18 株式会社日立製作所 原子吸光、発光分析装置
JP2783375B2 (ja) * 1992-08-05 1998-08-06 株式会社日立製作所 原子吸光光度計
US5424832A (en) * 1992-09-11 1995-06-13 Shimadzu Corporation Flameless atomic absorption spectrophotometer
JP3591271B2 (ja) * 1998-01-30 2004-11-17 株式会社日立製作所 原子吸光光度計
KR100506812B1 (ko) * 1998-02-05 2005-10-28 삼성전자주식회사 반도체 공정용 수산화암모늄 시료내의 극미량 금속 오염물 분석방법
CA2380478A1 (en) * 1999-07-23 2001-02-01 Philip C. Efthimion A continuous emissions monitor of multiple metal species in harsh environments
US20040023419A1 (en) * 2001-09-24 2004-02-05 Extraction Systems, Inc System and method for monitoring contamination
US7092077B2 (en) * 2001-09-24 2006-08-15 Entegris, Inc. System and method for monitoring contamination
CN101625234B (zh) * 2008-07-11 2011-07-27 柳州市圣诺科技有限公司 一种处于集合状态下有间隙物质的真体积测量系统及方法
CN101949822B (zh) * 2010-04-09 2012-07-04 北京博晖创新光电技术股份有限公司 一种去除钨舟原子化器中钨舟样本池残留物的方法及装置
CN105044000A (zh) * 2015-06-29 2015-11-11 天津师范大学 无色散气相光度计

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2664779A (en) * 1950-06-13 1954-01-05 John U White Flame analyzer and flame source therefor
US3788752A (en) * 1972-03-03 1974-01-29 Perkin Elmer Corp Gas flow controller for a heated sample cell
DE2224408B2 (de) * 1972-05-18 1980-09-04 Max-Planck-Gesellschaft Zur Foerderung Der Wissenschaften E.V., 3400 Goettingen Einrichtung zum Messen der relativen Konzentration einer Gaskomponente
US3958595A (en) * 1974-11-22 1976-05-25 Dresser Industries, Inc. Corrosion resistant valve construction
US4221482A (en) * 1976-07-20 1980-09-09 Macourt Denis J C Mineral prospecting by the detection of radon or iodine
US4146050A (en) * 1977-08-22 1979-03-27 Peabody Dore' Corporation Plastic lined sample valve
DE2851058C3 (de) * 1978-11-25 1981-08-20 Bodenseewerk Perkin-Elmer & Co GmbH, 7770 Überlingen Vorrichtung zur automatischen Messung der Atomabsorption gasförmiger Meßproben
JPS5824673A (ja) * 1981-07-31 1983-02-14 Nec Corp 電磁弁
JPS5841338A (ja) * 1981-09-04 1983-03-10 Hitachi Ltd 無炎アトマイザ
US4660976A (en) * 1984-05-04 1987-04-28 Jenoptik Jena Gmbh Method and device for electrothermal atomization of a sample material
JPS6242037A (ja) * 1985-08-20 1987-02-24 Tsutomu Katsura 試料の酸化気化による機器分析方法
JPH0663969B2 (ja) * 1985-11-05 1994-08-22 株式会社日立製作所 原子吸光分析用無炎アトマイザ

Also Published As

Publication number Publication date
JPH02259450A (ja) 1990-10-22
JP2607675B2 (ja) 1997-05-07
EP0390072B1 (de) 1994-02-09
EP0390072A1 (de) 1990-10-03
DE69006527T2 (de) 1994-09-29
US5108178A (en) 1992-04-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition