DE3681460D1 - Quantitative bestimmung von selen. - Google Patents
Quantitative bestimmung von selen.Info
- Publication number
- DE3681460D1 DE3681460D1 DE8686300109T DE3681460T DE3681460D1 DE 3681460 D1 DE3681460 D1 DE 3681460D1 DE 8686300109 T DE8686300109 T DE 8686300109T DE 3681460 T DE3681460 T DE 3681460T DE 3681460 D1 DE3681460 D1 DE 3681460D1
- Authority
- DE
- Germany
- Prior art keywords
- selenium
- quantitative determination
- quantitative
- determination
- 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 - Fee Related
Links
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 title 1
- 229910052711 selenium Inorganic materials 0.000 title 1
- 239000011669 selenium Substances 0.000 title 1
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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
-
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/24—Nuclear magnetic resonance, electron spin resonance or other spin effects or mass spectrometry
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP94285A JPS61160042A (ja) | 1985-01-09 | 1985-01-09 | Seの検知・定量方法およびSeモニタ− |
JP94185A JPS61160041A (ja) | 1985-01-09 | 1985-01-09 | Seの検知・定量方法およびSeモニタ− |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3681460D1 true DE3681460D1 (de) | 1991-10-24 |
Family
ID=26334051
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686300109T Expired - Fee Related DE3681460D1 (de) | 1985-01-09 | 1986-01-08 | Quantitative bestimmung von selen. |
Country Status (3)
Country | Link |
---|---|
US (1) | US4731334A (de) |
EP (1) | EP0187717B1 (de) |
DE (1) | DE3681460D1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2215039B (en) * | 1988-02-10 | 1992-02-05 | Plessey Co Plc | Improvements relating to optical sensing arrangements |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS503390A (de) * | 1973-05-11 | 1975-01-14 | ||
SU769425A1 (ru) * | 1978-08-23 | 1980-10-07 | Предприятие П/Я А-7815 | Способ титриметрического определени селена |
US4309385A (en) * | 1979-01-26 | 1982-01-05 | Nippon Sanso K.K. | Apparatus for measuring volatile hydrides |
-
1985
- 1985-12-20 US US06/811,760 patent/US4731334A/en not_active Expired - Lifetime
-
1986
- 1986-01-08 EP EP86300109A patent/EP0187717B1/de not_active Expired - Lifetime
- 1986-01-08 DE DE8686300109T patent/DE3681460D1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0187717A2 (de) | 1986-07-16 |
EP0187717B1 (de) | 1991-09-18 |
EP0187717A3 (en) | 1989-02-15 |
US4731334A (en) | 1988-03-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |