JPH086293Y2 - 水溶液中溶質濃度測定センサ - Google Patents
水溶液中溶質濃度測定センサInfo
- Publication number
- JPH086293Y2 JPH086293Y2 JP1990050473U JP5047390U JPH086293Y2 JP H086293 Y2 JPH086293 Y2 JP H086293Y2 JP 1990050473 U JP1990050473 U JP 1990050473U JP 5047390 U JP5047390 U JP 5047390U JP H086293 Y2 JPH086293 Y2 JP H086293Y2
- Authority
- JP
- Japan
- Prior art keywords
- aqueous solution
- sensor
- moisture
- film
- porous
- 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
- 239000007864 aqueous solution Substances 0.000 title claims description 35
- 238000005259 measurement Methods 0.000 title description 8
- 239000011347 resin Substances 0.000 claims description 10
- 229920005989 resin Polymers 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000002253 acid Substances 0.000 description 7
- 230000001681 protective effect Effects 0.000 description 7
- 239000012528 membrane Substances 0.000 description 6
- -1 polytetrafluoroethylene Polymers 0.000 description 6
- 239000004743 Polypropylene Substances 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000011260 aqueous acid Substances 0.000 description 2
- 238000009614 chemical analysis method Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 230000004043 responsiveness Effects 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000001479 atomic absorption spectroscopy Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990050473U JPH086293Y2 (ja) | 1990-05-15 | 1990-05-15 | 水溶液中溶質濃度測定センサ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990050473U JPH086293Y2 (ja) | 1990-05-15 | 1990-05-15 | 水溶液中溶質濃度測定センサ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH048954U JPH048954U (en]) | 1992-01-27 |
| JPH086293Y2 true JPH086293Y2 (ja) | 1996-02-21 |
Family
ID=31569049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990050473U Expired - Lifetime JPH086293Y2 (ja) | 1990-05-15 | 1990-05-15 | 水溶液中溶質濃度測定センサ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH086293Y2 (en]) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01250747A (ja) * | 1988-03-31 | 1989-10-05 | Japan Gore Tex Inc | 水溶液中溶質濃度測定センサ |
| JP3046857U (ja) * | 1997-09-04 | 1998-03-24 | 賢次 西村 | フォークリフト用突起付きパレット |
-
1990
- 1990-05-15 JP JP1990050473U patent/JPH086293Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH048954U (en]) | 1992-01-27 |
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