JP2563232Y2 - ｐＨ自動測定装置 - Google Patents
ｐＨ自動測定装置Info
- Publication number
- JP2563232Y2 JP2563232Y2 JP1990117243U JP11724390U JP2563232Y2 JP 2563232 Y2 JP2563232 Y2 JP 2563232Y2 JP 1990117243 U JP1990117243 U JP 1990117243U JP 11724390 U JP11724390 U JP 11724390U JP 2563232 Y2 JP2563232 Y2 JP 2563232Y2
- Authority
- JP
- Japan
- Prior art keywords
- pure water
- container
- solvent
- valve
- measurement
- 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
- 238000001139 pH measurement Methods 0.000 title claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 83
- 239000007788 liquid Substances 0.000 claims description 56
- 239000002904 solvent Substances 0.000 claims description 49
- 239000003960 organic solvent Substances 0.000 claims description 29
- 239000012088 reference solution Substances 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 13
- 238000004140 cleaning Methods 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 12
- 239000007924 injection Substances 0.000 claims description 12
- 239000008346 aqueous phase Substances 0.000 claims description 8
- 230000007935 neutral effect Effects 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 2
- 239000002699 waste material Substances 0.000 description 21
- 238000005259 measurement Methods 0.000 description 20
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 15
- 230000006866 deterioration Effects 0.000 description 11
- 239000012086 standard solution Substances 0.000 description 8
- 238000005406 washing Methods 0.000 description 7
- 230000002378 acidificating effect Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- -1 hydrogen ions Chemical class 0.000 description 3
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 235000019253 formic acid Nutrition 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
- Control Of Non-Electrical Variables (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990117243U JP2563232Y2 (ja) | 1990-11-09 | 1990-11-09 | ｐＨ自動測定装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990117243U JP2563232Y2 (ja) | 1990-11-09 | 1990-11-09 | ｐＨ自動測定装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0475960U JPH0475960U (https=) | 1992-07-02 |
| JP2563232Y2 true JP2563232Y2 (ja) | 1998-02-18 |
Family
ID=31865130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990117243U Expired - Lifetime JP2563232Y2 (ja) | 1990-11-09 | 1990-11-09 | ｐＨ自動測定装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2563232Y2 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112897471A (zh) * | 2021-01-08 | 2021-06-04 | 黎明化工研究设计院有限责任公司 | 一种蒽醌法制取过氧化氢中工作液碱度的在线分析设备及其使用方法 |
| CN120539343A (zh) * | 2025-06-05 | 2025-08-26 | 科敏(济南)传感科技有限公司 | 一种水平插入式pH计滴定池及其应用 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0679011B2 (ja) * | 1986-04-21 | 1994-10-05 | 三井石油化学工業株式会社 | 非水性試料のｐｈを連続的に測定する方法及び装置 |
-
1990
- 1990-11-09 JP JP1990117243U patent/JP2563232Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0475960U (https=) | 1992-07-02 |
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