GB2014304B - Avoiding drift in flame photometers - Google Patents
Avoiding drift in flame photometersInfo
- Publication number
- GB2014304B GB2014304B GB7905082A GB7905082A GB2014304B GB 2014304 B GB2014304 B GB 2014304B GB 7905082 A GB7905082 A GB 7905082A GB 7905082 A GB7905082 A GB 7905082A GB 2014304 B GB2014304 B GB 2014304B
- Authority
- GB
- United Kingdom
- Prior art keywords
- avoiding drift
- flame photometers
- photometers
- flame
- drift
- 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
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, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782806145 DE2806145C3 (en) | 1978-02-14 | 1978-02-14 | Process for the exact acquisition of the measured values in flame absorption and emission photometers with the use of an electrical control on a constant display for the compensation of a device drift |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2014304A GB2014304A (en) | 1979-08-22 |
GB2014304B true GB2014304B (en) | 1982-06-03 |
Family
ID=6031911
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7905082A Expired GB2014304B (en) | 1978-02-14 | 1979-02-13 | Avoiding drift in flame photometers |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS54139591A (en) |
AU (1) | AU4415779A (en) |
DE (1) | DE2806145C3 (en) |
FR (1) | FR2417099A1 (en) |
GB (1) | GB2014304B (en) |
Families Citing this family (5)
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 (en) * | 1984-06-08 | 1985-12-25 | Hitachi Ltd | Flame type atomic absorption spectrometer |
DE3905782A1 (en) * | 1989-02-24 | 1990-08-30 | Bodenseewerk Perkin Elmer Co | METHOD FOR DETERMINING THE CONCENTRATION BY ATOMIC ABSORPTION SPECTROSCOPY |
Family Cites Families (5)
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 |
DE1673348A1 (en) * | 1966-10-20 | 1972-01-13 | Zeiss Carl Fa | Method and device for the spectroscopic analysis of solids, solutions and gases |
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 |
GB1515791A (en) * | 1975-07-07 | 1978-06-28 | Commw Scient Ind Res Org | General purpose atomic spectrometer |
-
1978
- 1978-02-14 DE DE19782806145 patent/DE2806145C3/en not_active Expired
-
1979
- 1979-01-23 JP JP563579A patent/JPS54139591A/en active Pending
- 1979-02-12 AU AU44157/79A patent/AU4415779A/en not_active Abandoned
- 1979-02-13 FR FR7903627A patent/FR2417099A1/en not_active Withdrawn
- 1979-02-13 GB GB7905082A patent/GB2014304B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2417099A1 (en) | 1979-09-07 |
DE2806145A1 (en) | 1979-08-16 |
JPS54139591A (en) | 1979-10-30 |
DE2806145C3 (en) | 1982-01-28 |
AU4415779A (en) | 1979-08-23 |
DE2806145B2 (en) | 1981-05-14 |
GB2014304A (en) | 1979-08-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |