JPS5722557A - Device for separately measuring very small amount of nitrogen in accordance with forms - Google Patents
Device for separately measuring very small amount of nitrogen in accordance with formsInfo
- Publication number
- JPS5722557A JPS5722557A JP9706680A JP9706680A JPS5722557A JP S5722557 A JPS5722557 A JP S5722557A JP 9706680 A JP9706680 A JP 9706680A JP 9706680 A JP9706680 A JP 9706680A JP S5722557 A JPS5722557 A JP S5722557A
- Authority
- JP
- Japan
- Prior art keywords
- nitrogen
- acid state
- state nitrogen
- nitrous acid
- measured
- 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
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title abstract 22
- 229910052757 nitrogen Inorganic materials 0.000 title abstract 11
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 abstract 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 3
- 229910017604 nitric acid Inorganic materials 0.000 abstract 3
- 238000005443 coulometric titration Methods 0.000 abstract 2
- 239000007789 gas Substances 0.000 abstract 2
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 239000012159 carrier gas Substances 0.000 abstract 1
- 239000003792 electrolyte Substances 0.000 abstract 1
- 229910017464 nitrogen compound Inorganic materials 0.000 abstract 1
- 150000002830 nitrogen compounds Chemical class 0.000 abstract 1
- -1 nitrous acid ion Chemical class 0.000 abstract 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
- G01N33/182—Specific anions in water
-
- 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
- G01N33/1813—Specific cations in water, e.g. heavy metals
-
- 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
- G01N33/1826—Organic contamination in water
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9706680A JPS5722557A (en) | 1980-07-16 | 1980-07-16 | Device for separately measuring very small amount of nitrogen in accordance with forms |
| US06/270,231 US4348359A (en) | 1980-07-16 | 1981-06-04 | Device for determining various types of trace nitrogen |
| GB8117745A GB2080538B (en) | 1980-07-16 | 1981-06-10 | Device for determining various types of trace nitrogen |
| DE19813128175 DE3128175A1 (de) | 1980-07-16 | 1981-07-16 | Vorrichtung zur bestimmung verschiedener typen von spurenstickstoff |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9706680A JPS5722557A (en) | 1980-07-16 | 1980-07-16 | Device for separately measuring very small amount of nitrogen in accordance with forms |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5722557A true JPS5722557A (en) | 1982-02-05 |
| JPS6345062B2 JPS6345062B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-09-07 |
Family
ID=14182266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9706680A Granted JPS5722557A (en) | 1980-07-16 | 1980-07-16 | Device for separately measuring very small amount of nitrogen in accordance with forms |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5722557A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1980
- 1980-07-16 JP JP9706680A patent/JPS5722557A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6345062B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-09-07 |
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