JPS52137395A - Measuring method for cod of water containing chlorine ion - Google Patents
Measuring method for cod of water containing chlorine ionInfo
- Publication number
- JPS52137395A JPS52137395A JP5471276A JP5471276A JPS52137395A JP S52137395 A JPS52137395 A JP S52137395A JP 5471276 A JP5471276 A JP 5471276A JP 5471276 A JP5471276 A JP 5471276A JP S52137395 A JPS52137395 A JP S52137395A
- Authority
- JP
- Japan
- Prior art keywords
- cod
- water containing
- chlorine ion
- measuring method
- containing chlorine
- 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.)
- Granted
Links
Abstract
PURPOSE: To measure simply, in short time, with good reproducibility, the COD of water like as sea water containing a large amount of chlorine ion by processing as follows; first, thermal decomposition is applied with alkaline KMnO4; then a specified mixed acid solution is added for acidifying; thereupon the residual KMnO4 is measured by coulomb titration.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5471276A JPS52137395A (en) | 1976-05-13 | 1976-05-13 | Measuring method for cod of water containing chlorine ion |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5471276A JPS52137395A (en) | 1976-05-13 | 1976-05-13 | Measuring method for cod of water containing chlorine ion |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52137395A true JPS52137395A (en) | 1977-11-16 |
JPS5619912B2 JPS5619912B2 (en) | 1981-05-11 |
Family
ID=12978404
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5471276A Granted JPS52137395A (en) | 1976-05-13 | 1976-05-13 | Measuring method for cod of water containing chlorine ion |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52137395A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007016740A1 (en) * | 2005-08-11 | 2007-02-15 | Aqua Diagnostic Pty. Ltd. | Water analysis using a photoelectrochemical method |
CN105510423A (en) * | 2015-12-29 | 2016-04-20 | 南京洁态环保科技有限公司 | Automatic on-line monitor for measuring water body COD (chemical oxygen demand) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4954097A (en) * | 1972-09-26 | 1974-05-25 |
-
1976
- 1976-05-13 JP JP5471276A patent/JPS52137395A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4954097A (en) * | 1972-09-26 | 1974-05-25 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007016740A1 (en) * | 2005-08-11 | 2007-02-15 | Aqua Diagnostic Pty. Ltd. | Water analysis using a photoelectrochemical method |
CN105510423A (en) * | 2015-12-29 | 2016-04-20 | 南京洁态环保科技有限公司 | Automatic on-line monitor for measuring water body COD (chemical oxygen demand) |
Also Published As
Publication number | Publication date |
---|---|
JPS5619912B2 (en) | 1981-05-11 |
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