DE2135949A1 - Verfahren und Vorrichtung zum Bestimmen des Sauerstoffbedarfs wasseriger Proben - Google Patents
Verfahren und Vorrichtung zum Bestimmen des Sauerstoffbedarfs wasseriger ProbenInfo
- Publication number
- DE2135949A1 DE2135949A1 DE19712135949 DE2135949A DE2135949A1 DE 2135949 A1 DE2135949 A1 DE 2135949A1 DE 19712135949 DE19712135949 DE 19712135949 DE 2135949 A DE2135949 A DE 2135949A DE 2135949 A1 DE2135949 A1 DE 2135949A1
- Authority
- DE
- Germany
- Prior art keywords
- sample
- anode
- cell
- cathode
- oxygen
- 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.)
- Pending
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims description 72
- 239000001301 oxygen Substances 0.000 title claims description 72
- 229910052760 oxygen Inorganic materials 0.000 title claims description 72
- 238000000034 method Methods 0.000 title claims description 28
- 238000012360 testing method Methods 0.000 claims description 24
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 239000012528 membrane Substances 0.000 claims description 11
- 238000005868 electrolysis reaction Methods 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 239000001569 carbon dioxide Substances 0.000 claims description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 4
- 238000005342 ion exchange Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 150000002500 ions Chemical class 0.000 claims description 3
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims 6
- 229910001882 dioxygen Inorganic materials 0.000 claims 3
- 238000005259 measurement Methods 0.000 claims 1
- 239000000243 solution Substances 0.000 description 7
- 239000010815 organic waste Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000011368 organic material Substances 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- -1 hydroxyl ions Chemical class 0.000 description 2
- 239000003014 ion exchange membrane Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 206010011224 Cough Diseases 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000005341 cation exchange Methods 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000011263 electroactive material Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- MCUDGYVHPADJBD-UHFFFAOYSA-L hydroxy-(hydroxy(dioxo)chromio)oxy-dioxochromium sulfuric acid Chemical compound OS(O)(=O)=O.O[Cr](=O)(=O)O[Cr](O)(=O)=O MCUDGYVHPADJBD-UHFFFAOYSA-L 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 125000001477 organic nitrogen group Chemical group 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
- G01N33/1806—Biological oxygen demand [BOD] or chemical oxygen demand [COD]
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Analytical Chemistry (AREA)
- Molecular Biology (AREA)
- Biomedical Technology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Emergency Medicine (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Measuring Oxygen Concentration In Cells (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US5844870A | 1970-07-27 | 1970-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2135949A1 true DE2135949A1 (de) | 1972-02-03 |
Family
ID=22016855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712135949 Pending DE2135949A1 (de) | 1970-07-27 | 1971-07-19 | Verfahren und Vorrichtung zum Bestimmen des Sauerstoffbedarfs wasseriger Proben |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5517338B1 (cg-RX-API-DMAC7.html) |
| CA (1) | CA930428A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2135949A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2103271A5 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1314917A (cg-RX-API-DMAC7.html) |
| NL (1) | NL7110215A (cg-RX-API-DMAC7.html) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3707815A1 (de) * | 1987-03-09 | 1988-09-22 | Ulrich Pilz | Verfahren zur bestimmung des chemischen sauerstoffbedarfs von wasser |
| WO2010136258A1 (de) | 2009-05-25 | 2010-12-02 | Endress+Hauser Conducta Gesellschaft Für Mess- Und Regeltechnik Mbh+Co. Kg | Verfahren und vorrichtung zur bestimmung des chemischen sauerstoffbedarfs einer flüssigen probe mit sauerstoffbedarf mittels einer oxidativen bor-dotierten diamantelektrode |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6048271U (ja) * | 1983-09-09 | 1985-04-04 | パイオニア株式会社 | 電気回路基板 |
| CN101639472A (zh) * | 2009-08-31 | 2010-02-03 | 清华大学 | 一种反应器式bod快速测量方法及测定仪 |
-
1971
- 1971-06-17 CA CA115957A patent/CA930428A/en not_active Expired
- 1971-07-12 GB GB3256871A patent/GB1314917A/en not_active Expired
- 1971-07-19 DE DE19712135949 patent/DE2135949A1/de active Pending
- 1971-07-21 JP JP5395271A patent/JPS5517338B1/ja active Pending
- 1971-07-23 NL NL7110215A patent/NL7110215A/xx unknown
- 1971-07-23 FR FR7127041A patent/FR2103271A5/fr not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3707815A1 (de) * | 1987-03-09 | 1988-09-22 | Ulrich Pilz | Verfahren zur bestimmung des chemischen sauerstoffbedarfs von wasser |
| EP0282441A3 (en) * | 1987-03-09 | 1989-10-11 | Ulrich Dr.-Ing. Pilz | Method for determining the chemical oxygen demand of water |
| WO2010136258A1 (de) | 2009-05-25 | 2010-12-02 | Endress+Hauser Conducta Gesellschaft Für Mess- Und Regeltechnik Mbh+Co. Kg | Verfahren und vorrichtung zur bestimmung des chemischen sauerstoffbedarfs einer flüssigen probe mit sauerstoffbedarf mittels einer oxidativen bor-dotierten diamantelektrode |
| DE102009026453A1 (de) | 2009-05-25 | 2010-12-09 | Endress + Hauser Conducta Gesellschaft für Mess- und Regeltechnik mbH + Co. KG | Verfahren und Vorrichtung zur Bestimmung einer Aussage über das Vorkommen von Inhaltsstoffen einer flüssigen Probe mit Sauerstoffbedarf |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7110215A (cg-RX-API-DMAC7.html) | 1972-01-31 |
| FR2103271A5 (cg-RX-API-DMAC7.html) | 1972-04-07 |
| GB1314917A (en) | 1973-04-26 |
| JPS5517338B1 (cg-RX-API-DMAC7.html) | 1980-05-10 |
| CA930428A (en) | 1973-07-17 |
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