DE69825071D1 - Bestimmung der konzentration von anionischen substanzen mittels spektroskopie im nahen infrarot - Google Patents
Bestimmung der konzentration von anionischen substanzen mittels spektroskopie im nahen infrarotInfo
- Publication number
- DE69825071D1 DE69825071D1 DE69825071T DE69825071T DE69825071D1 DE 69825071 D1 DE69825071 D1 DE 69825071D1 DE 69825071 T DE69825071 T DE 69825071T DE 69825071 T DE69825071 T DE 69825071T DE 69825071 D1 DE69825071 D1 DE 69825071D1
- Authority
- DE
- Germany
- Prior art keywords
- spectroscopy
- determination
- concentration
- near infrared
- anionic substances
- 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
Links
- 238000004611 spectroscopical analysis Methods 0.000 title 1
- 239000000126 substance 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
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared 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
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3577—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water
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)
- Paper (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA002220913A CA2220913C (en) | 1997-11-12 | 1997-11-12 | Determination of anionic species concentration by near infrared spectroscopy |
| PCT/CA1998/001024 WO1999024815A1 (en) | 1997-11-12 | 1998-11-03 | Determination of anionic species concentration by near infrared spectroscopy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE69825071D1 true DE69825071D1 (de) | 2004-08-19 |
Family
ID=4161762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69825071T Expired - Lifetime DE69825071D1 (de) | 1997-11-12 | 1998-11-03 | Bestimmung der konzentration von anionischen substanzen mittels spektroskopie im nahen infrarot |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1031023B1 (de) |
| AU (1) | AU1016099A (de) |
| BR (1) | BR9814635B1 (de) |
| CA (1) | CA2220913C (de) |
| DE (1) | DE69825071D1 (de) |
| WO (1) | WO1999024815A1 (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2271221C (en) * | 1999-05-05 | 2007-12-18 | Kvaerner Canada Inc. | Determination of ionic species concentration by near infrared spectroscopy |
| JP2003510601A (ja) * | 1999-09-28 | 2003-03-18 | ブラン ＋ ルーベ ゲーエムベーハー | Ｎｉｒでの豚肉脂肪中のｐｃｂの測定 |
| US6635147B1 (en) | 2000-05-14 | 2003-10-21 | U.S. Borax Inc. | Method for analyzing boron-containing alkaline pulping liquors |
| CN103257122A (zh) * | 2013-06-04 | 2013-08-21 | 浙江中一检测研究院股份有限公司 | 一种三波长红外检测车间空气中油雾的方法 |
| AU2017377078B2 (en) | 2016-12-16 | 2020-07-09 | Farmers Edge Inc. | Classification of soil texture and content by near-infrared spectroscopy |
| CN111855595B (zh) * | 2020-08-24 | 2022-04-05 | 四川长虹电器股份有限公司 | 一种基于黑白校准板的光谱数据校准方法 |
| CN112763450A (zh) * | 2020-12-14 | 2021-05-07 | 中国原子能科学研究院 | 一种同时测定水溶液中硝酸铝和硝酸浓度的方法 |
| CN117214125B (zh) * | 2023-11-09 | 2024-01-26 | 南京盛略科技有限公司 | 一种基于检测光纤的液体成分检测系统及方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5282931A (en) * | 1992-07-08 | 1994-02-01 | Pulp And Paper Research Institute Of Canada | Determination and control of effective alkali in kraft liquors by IR spectroscopy |
| US5616214A (en) * | 1995-09-12 | 1997-04-01 | Pulp And Paper Research Institute Of Canada | Determination of sodium sulfide and sulfidity in green liquors and smelt solutions |
-
1997
- 1997-11-12 CA CA002220913A patent/CA2220913C/en not_active Expired - Lifetime
-
1998
- 1998-11-03 WO PCT/CA1998/001024 patent/WO1999024815A1/en active IP Right Grant
- 1998-11-03 EP EP98952463A patent/EP1031023B1/de not_active Expired - Lifetime
- 1998-11-03 AU AU10160/99A patent/AU1016099A/en not_active Abandoned
- 1998-11-03 DE DE69825071T patent/DE69825071D1/de not_active Expired - Lifetime
- 1998-11-03 BR BRPI9814635-1A patent/BR9814635B1/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| AU1016099A (en) | 1999-05-31 |
| WO1999024815A1 (en) | 1999-05-20 |
| BR9814635A (pt) | 2000-10-03 |
| BR9814635B1 (pt) | 2008-11-18 |
| CA2220913A1 (en) | 1999-05-12 |
| EP1031023A1 (de) | 2000-08-30 |
| EP1031023B1 (de) | 2004-07-14 |
| CA2220913C (en) | 2003-01-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8332 | No legal effect for de |