JPH0365489B2 - - Google Patents
Info
- Publication number
- JPH0365489B2 JPH0365489B2 JP4448682A JP4448682A JPH0365489B2 JP H0365489 B2 JPH0365489 B2 JP H0365489B2 JP 4448682 A JP4448682 A JP 4448682A JP 4448682 A JP4448682 A JP 4448682A JP H0365489 B2 JPH0365489 B2 JP H0365489B2
- Authority
- JP
- Japan
- Prior art keywords
- sample
- analysis
- titration
- sampling
- reagent
- 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
- 238000004458 analytical method Methods 0.000 claims description 53
- 238000004448 titration Methods 0.000 claims description 46
- 230000007246 mechanism Effects 0.000 claims description 42
- 239000003153 chemical reaction reagent Substances 0.000 claims description 23
- 238000005070 sampling Methods 0.000 claims description 22
- 239000007788 liquid Substances 0.000 claims description 19
- 238000003756 stirring Methods 0.000 claims description 11
- 238000004140 cleaning Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 6
- 230000000704 physical effect Effects 0.000 claims description 6
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 238000003860 storage Methods 0.000 claims description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 16
- 238000005530 etching Methods 0.000 description 16
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 12
- 239000000243 solution Substances 0.000 description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 9
- 239000010949 copper Substances 0.000 description 9
- 229910052802 copper Inorganic materials 0.000 description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000010790 dilution Methods 0.000 description 4
- 239000012895 dilution Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000008399 tap water Substances 0.000 description 4
- 235000020679 tap water Nutrition 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000003908 quality control method Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910000365 copper sulfate Inorganic materials 0.000 description 2
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000007865 diluting Methods 0.000 description 2
- 239000010842 industrial wastewater Substances 0.000 description 2
- 239000008235 industrial water Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000012286 potassium permanganate Substances 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- HUAUNKAZQWMVFY-UHFFFAOYSA-M sodium;oxocalcium;hydroxide Chemical compound [OH-].[Na+].[Ca]=O HUAUNKAZQWMVFY-UHFFFAOYSA-M 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 238000001139 pH measurement Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000012898 sample dilution Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/16—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using titration
- G01N31/162—Determining the equivalent point by means of a discontinuity
- G01N31/164—Determining the equivalent point by means of a discontinuity by electrical or electrochemical means
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Electrochemistry (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4448682A JPS58162852A (ja) | 1982-03-23 | 1982-03-23 | 自動滴定分析装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4448682A JPS58162852A (ja) | 1982-03-23 | 1982-03-23 | 自動滴定分析装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58162852A JPS58162852A (ja) | 1983-09-27 |
| JPH0365489B2 true JPH0365489B2 (enrdf_load_stackoverflow) | 1991-10-14 |
Family
ID=12692869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4448682A Granted JPS58162852A (ja) | 1982-03-23 | 1982-03-23 | 自動滴定分析装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58162852A (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0433462A4 (en) * | 1989-06-16 | 1992-05-06 | Mitsui Toatsu Chemicals, Inc. | Automatic analyzing method and device |
| KR101242877B1 (ko) | 2010-12-28 | 2013-03-12 | 주식회사 포스코 | 근적외선-적정법을 이용한 Ｏｎ-ｌｉｎｅ 산액 분석 방법 |
| WO2013077261A1 (ja) * | 2011-11-22 | 2013-05-30 | シャープ株式会社 | 濃度管理方法および濃度管理装置 |
| CN105699615B (zh) * | 2016-02-01 | 2017-11-21 | 深圳市清时捷科技有限公司 | 水质在线选择性检测方法及设备 |
| CN107462664A (zh) * | 2016-06-02 | 2017-12-12 | 镇江腾龙智能科技有限公司 | 游动电位滴定仪 |
-
1982
- 1982-03-23 JP JP4448682A patent/JPS58162852A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58162852A (ja) | 1983-09-27 |
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