CS266305B2 - Testing apparatus determining ionic power or specific mass of tested liquid sample and method therefor - Google Patents
Testing apparatus determining ionic power or specific mass of tested liquid sample and method therefor Download PDFInfo
- Publication number
- CS266305B2 CS266305B2 CS797556A CS755679A CS266305B2 CS 266305 B2 CS266305 B2 CS 266305B2 CS 797556 A CS797556 A CS 797556A CS 755679 A CS755679 A CS 755679A CS 266305 B2 CS266305 B2 CS 266305B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- polyelectrolyte
- indicator
- solution
- polymer
- test
- Prior art date
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000007788 liquid Substances 0.000 title description 4
- 229920000867 polyelectrolyte Polymers 0.000 claims abstract description 71
- 230000005484 gravity Effects 0.000 claims abstract description 56
- 239000011159 matrix material Substances 0.000 claims abstract description 40
- 239000000203 mixture Substances 0.000 claims abstract description 36
- 230000002378 acidificating effect Effects 0.000 claims abstract description 15
- 230000004044 response Effects 0.000 claims abstract description 15
- 238000005342 ion exchange Methods 0.000 claims abstract description 4
- 239000000243 solution Substances 0.000 claims description 83
- 229920000642 polymer Polymers 0.000 claims description 40
- 229920001577 copolymer Polymers 0.000 claims description 20
- 239000007793 ph indicator Substances 0.000 claims description 14
- 229920002125 Sokalan® Polymers 0.000 claims description 13
- 239000004584 polyacrylic acid Substances 0.000 claims description 13
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 10
- UYMKPFRHYYNDTL-UHFFFAOYSA-N ethenamine Chemical compound NC=C UYMKPFRHYYNDTL-UHFFFAOYSA-N 0.000 claims description 10
- ZPLCXHWYPWVJDL-UHFFFAOYSA-N 4-[(4-hydroxyphenyl)methyl]-1,3-oxazolidin-2-one Chemical compound C1=CC(O)=CC=C1CC1NC(=O)OC1 ZPLCXHWYPWVJDL-UHFFFAOYSA-N 0.000 claims description 8
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 7
- 239000011976 maleic acid Substances 0.000 claims description 7
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 5
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 5
- XJRBAMWJDBPFIM-UHFFFAOYSA-N methyl vinyl ether Chemical compound COC=C XJRBAMWJDBPFIM-UHFFFAOYSA-N 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 4
- 229920002845 Poly(methacrylic acid) Polymers 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 229920001444 polymaleic acid Polymers 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- KFDVPJUYSDEJTH-UHFFFAOYSA-N 4-ethenylpyridine Chemical compound C=CC1=CC=NC=C1 KFDVPJUYSDEJTH-UHFFFAOYSA-N 0.000 claims description 2
- 238000005470 impregnation Methods 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 claims 2
- PZOUSPYUWWUPPK-UHFFFAOYSA-N indole Natural products CC1=CC=CC2=C1C=CN2 PZOUSPYUWWUPPK-UHFFFAOYSA-N 0.000 claims 1
- RKJUIXBNRJVNHR-UHFFFAOYSA-N indolenine Natural products C1=CC=C2CC=NC2=C1 RKJUIXBNRJVNHR-UHFFFAOYSA-N 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 12
- UZVUSORDFOESJG-UHFFFAOYSA-N 2-bromo-3-methyl-6-propan-2-ylphenol Chemical compound CC(C)C1=CC=C(C)C(Br)=C1O UZVUSORDFOESJG-UHFFFAOYSA-N 0.000 abstract 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 49
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 42
- 238000006386 neutralization reaction Methods 0.000 description 40
- 238000004448 titration Methods 0.000 description 34
- 210000002700 urine Anatomy 0.000 description 26
- 239000011780 sodium chloride Substances 0.000 description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 23
- UPBDXRPQPOWRKR-UHFFFAOYSA-N furan-2,5-dione;methoxyethene Chemical compound COC=C.O=C1OC(=O)C=C1 UPBDXRPQPOWRKR-UHFFFAOYSA-N 0.000 description 15
- 239000008367 deionised water Substances 0.000 description 12
- 229910021641 deionized water Inorganic materials 0.000 description 12
- 238000000926 separation method Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 7
- 238000005259 measurement Methods 0.000 description 7
- 239000003094 microcapsule Substances 0.000 description 7
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
- 239000003153 chemical reaction reagent Substances 0.000 description 6
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 239000003456 ion exchange resin Substances 0.000 description 3
- 229920003303 ion-exchange polymer Polymers 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 229920002223 polystyrene Polymers 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 description 3
- 238000000954 titration curve Methods 0.000 description 3
- 238000005353 urine analysis Methods 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 210000004243 sweat Anatomy 0.000 description 2
- 239000012085 test solution Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- WCDDVEOXEIYWFB-VXORFPGASA-N (2s,3s,4r,5r,6r)-3-[(2s,3r,5s,6r)-3-acetamido-5-hydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4,5,6-trihydroxyoxane-2-carboxylic acid Chemical compound CC(=O)N[C@@H]1C[C@H](O)[C@@H](CO)O[C@H]1O[C@@H]1[C@@H](C(O)=O)O[C@@H](O)[C@H](O)[C@H]1O WCDDVEOXEIYWFB-VXORFPGASA-N 0.000 description 1
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- MKNQNPYGAQGARI-UHFFFAOYSA-N 4-(bromomethyl)phenol Chemical compound OC1=CC=C(CBr)C=C1 MKNQNPYGAQGARI-UHFFFAOYSA-N 0.000 description 1
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- RGCKGOZRHPZPFP-UHFFFAOYSA-N Alizarin Natural products C1=CC=C2C(=O)C3=C(O)C(O)=CC=C3C(=O)C2=C1 RGCKGOZRHPZPFP-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- BELBBZDIHDAJOR-UHFFFAOYSA-N Phenolsulfonephthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2S(=O)(=O)O1 BELBBZDIHDAJOR-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- HFVAFDPGUJEFBQ-UHFFFAOYSA-M alizarin red S Chemical compound [Na+].O=C1C2=CC=CC=C2C(=O)C2=C1C=C(S([O-])(=O)=O)C(O)=C2O HFVAFDPGUJEFBQ-UHFFFAOYSA-M 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000012916 chromogenic reagent Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 229940014041 hyaluronate Drugs 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000005499 meniscus Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- PGSADBUBUOPOJS-UHFFFAOYSA-N neutral red Chemical compound Cl.C1=C(C)C(N)=CC2=NC3=CC(N(C)C)=CC=C3N=C21 PGSADBUBUOPOJS-UHFFFAOYSA-N 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229960003531 phenolsulfonphthalein Drugs 0.000 description 1
- -1 poly (vinyl amine Chemical class 0.000 description 1
- 229920000075 poly(4-vinylpyridine) Polymers 0.000 description 1
- 229920000172 poly(styrenesulfonic acid) Polymers 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
- G01N13/04—Investigating osmotic effects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
-
- 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
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/52—Use of compounds or compositions for colorimetric, spectrophotometric or fluorometric investigation, e.g. use of reagent paper and including single- and multilayer analytical elements
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Urology & Nephrology (AREA)
- Biotechnology (AREA)
- Cell Biology (AREA)
- Microbiology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US95863078A | 1978-11-08 | 1978-11-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS755679A2 CS755679A2 (en) | 1989-04-14 |
| CS266305B2 true CS266305B2 (en) | 1989-12-13 |
Family
ID=25501130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS797556A CS266305B2 (en) | 1978-11-08 | 1979-11-06 | Testing apparatus determining ionic power or specific mass of tested liquid sample and method therefor |
Country Status (25)
| Country | Link |
|---|---|
| JP (1) | JPS55101047A (enExample) |
| AR (1) | AR223194A1 (enExample) |
| AT (1) | AT367911B (enExample) |
| AU (1) | AU529060B2 (enExample) |
| BE (1) | BE879888A (enExample) |
| BR (1) | BR7907225A (enExample) |
| CA (1) | CA1141275A (enExample) |
| CH (1) | CH642455A5 (enExample) |
| CS (1) | CS266305B2 (enExample) |
| DD (1) | DD147286A5 (enExample) |
| DE (1) | DE2944980C2 (enExample) |
| DK (1) | DK154669C (enExample) |
| ES (1) | ES485718A0 (enExample) |
| FI (1) | FI82143C (enExample) |
| FR (1) | FR2441168A1 (enExample) |
| GB (1) | GB2037981B (enExample) |
| IE (1) | IE48854B1 (enExample) |
| IL (1) | IL58545A (enExample) |
| IT (1) | IT1164749B (enExample) |
| LU (1) | LU81861A1 (enExample) |
| MX (1) | MX154075A (enExample) |
| NL (1) | NL189153C (enExample) |
| NO (1) | NO154475C (enExample) |
| SE (1) | SE447024B (enExample) |
| ZA (1) | ZA795777B (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1138310A (en) * | 1979-07-30 | 1982-12-28 | Sisto N. Stiso | Composition, test device and method for determining the ionic strength or specific gravity of a liquid sample utilizing a strong polyelectrolyte |
| JP2546981B2 (ja) * | 1982-09-07 | 1996-10-23 | コニカ株式会社 | 多層分析素子 |
| US4532216A (en) * | 1982-12-27 | 1985-07-30 | Miles Laboratories, Inc. | Use of quaternary ammonium polyelectrolyte salts in test means, test device and method for determining the ionic strength or specific gravity of a liquid sample |
| US4473650A (en) * | 1982-12-27 | 1984-09-25 | Miles Laboratories, Inc. | Use of strong organic acid polyelectrolyte salts in test means, test device and method for determining the ionic strength or specific gravity of a liquid sample |
| AT381172B (de) * | 1983-08-26 | 1986-09-10 | Avl Verbrennungskraft Messtech | Verfahren zur bestimmung der ionenstaerke einer elektrolytloesung sowie messeinrichtung zur durchfuehrung des verfahrens |
| DE3823151C2 (de) | 1988-07-08 | 1997-07-10 | Boehringer Mannheim Gmbh | Verfahren zur Bestimmung der Ionenstärke oder des spezifischen Gewichts von wäßrigen Flüssigkeiten |
| JP2704679B2 (ja) * | 1991-04-11 | 1998-01-26 | 栄研化学株式会社 | 液体試料のイオン強度又は比重測定用組成物及び該組成物を用いた試験片 |
| DE4116108A1 (de) * | 1991-05-17 | 1992-11-19 | Behringwerke Ag | Reagenz zur bestimmung der ionenstaerke bzw. des spezifischen gewichtes von waessrigen fluessigkeiten und verfahren |
| US5565363A (en) * | 1991-10-21 | 1996-10-15 | Wako Pure Chemical Industries, Ltd. | Reagent composition for measuring ionic strength or specific gravity of aqueous solution samples |
| ITTO20020381A1 (it) * | 2002-05-08 | 2003-11-10 | Bitron Spa | Dispositivo misuratore del grado di durezza dell'acqua alimentata ad un apparecchio elettrodomestico di lavaggio. |
| DE10239204B3 (de) * | 2002-08-21 | 2004-06-09 | Frank Dipl.-Ing. Zahn | Ionenstärke-Sensor |
| US20090157024A1 (en) * | 2007-12-14 | 2009-06-18 | Kimberly-Clark Worldwide, Inc. | Hydration Test Devices |
| US8901366B2 (en) * | 2007-12-14 | 2014-12-02 | Kimberly Clark Worldwide, Inc. | Urine volume hydration test devices |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2844532A (en) * | 1956-10-19 | 1958-07-22 | Joseph C White | Apparatus for determining specific gravity of an acid solution |
| US3449080A (en) * | 1964-10-29 | 1969-06-10 | Johnson & Johnson | Device for determining sodium or chloride concentration in body fluids |
| NL6610869A (enExample) * | 1965-08-19 | 1967-02-20 | ||
| US4108727A (en) * | 1976-08-23 | 1978-08-22 | Miles Laboratories, Inc. | Method, composition and device for determining the specific gravity or osmolality of a liquid |
| US4015462A (en) * | 1976-01-08 | 1977-04-05 | Miles Laboratories, Inc. | Device and method for the determination of the specific gravity or osmolality of a liquid |
-
1979
- 1979-10-16 CA CA000337720A patent/CA1141275A/en not_active Expired
- 1979-10-17 IE IE1975/79A patent/IE48854B1/en not_active IP Right Cessation
- 1979-10-23 IL IL58545A patent/IL58545A/xx not_active IP Right Cessation
- 1979-10-25 AU AU52192/79A patent/AU529060B2/en not_active Ceased
- 1979-10-29 ZA ZA00795777A patent/ZA795777B/xx unknown
- 1979-10-31 IT IT50723/79A patent/IT1164749B/it active
- 1979-11-02 FR FR7927142A patent/FR2441168A1/fr active Granted
- 1979-11-05 AR AR278779A patent/AR223194A1/es active
- 1979-11-06 CS CS797556A patent/CS266305B2/cs unknown
- 1979-11-06 GB GB7938431A patent/GB2037981B/en not_active Expired
- 1979-11-06 JP JP14286879A patent/JPS55101047A/ja active Granted
- 1979-11-06 ES ES485718A patent/ES485718A0/es active Granted
- 1979-11-06 MX MX179925A patent/MX154075A/es unknown
- 1979-11-07 BR BR7907225A patent/BR7907225A/pt unknown
- 1979-11-07 BE BE0/198018A patent/BE879888A/fr not_active IP Right Cessation
- 1979-11-07 AT AT0715979A patent/AT367911B/de not_active IP Right Cessation
- 1979-11-07 NL NLAANVRAGE7908155,A patent/NL189153C/xx not_active IP Right Cessation
- 1979-11-07 DD DD79216740A patent/DD147286A5/de unknown
- 1979-11-07 CH CH997579A patent/CH642455A5/de not_active IP Right Cessation
- 1979-11-07 NO NO793593A patent/NO154475C/no unknown
- 1979-11-07 SE SE7909231A patent/SE447024B/sv not_active IP Right Cessation
- 1979-11-07 DE DE2944980A patent/DE2944980C2/de not_active Expired
- 1979-11-07 DK DK471579A patent/DK154669C/da not_active IP Right Cessation
- 1979-11-07 LU LU81861A patent/LU81861A1/fr unknown
- 1979-11-07 FI FI793492A patent/FI82143C/fi not_active IP Right Cessation
Also Published As
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| US4318709A (en) | Test means, test device and method for determining the ionic strength or specific gravity of a liquid sample | |
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| CS266305B2 (en) | Testing apparatus determining ionic power or specific mass of tested liquid sample and method therefor | |
| JP2519102B2 (ja) | 水性液を比重に関して試験するための組成物及び方法 | |
| US5565363A (en) | Reagent composition for measuring ionic strength or specific gravity of aqueous solution samples | |
| JPH06294790A (ja) | 試験試料のイオン強度または比重を測定するための方法、組成物および試験具 | |
| CA1341135C (en) | Process and reagent for the determination of the ionic strength or of the specific weight of aqueous liquids | |
| EP0023631B1 (en) | Means and method for determining the ionic strength or specific gravity of an aqueous test sample | |
| JP3199281B2 (ja) | 水性液体のイオン強度及び／又は比重量の測定用試薬及び測定方法 | |
| US4473650A (en) | Use of strong organic acid polyelectrolyte salts in test means, test device and method for determining the ionic strength or specific gravity of a liquid sample | |
| EP0114315B1 (en) | Novel strong organic acid polyelectrolyte salts, test means, test device and method for determining the ionic strength or specific gravity of a liquid sample | |
| EP0114316B1 (en) | Test means, test device and method for determining the ionic strength or specific gravity of a liquid sample | |
| McCrossin et al. | Comparison of hydrometry, refractometry, osmometry and Ames N‐multistix SG in estimation of urinary concentration | |
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| CA1199445A (en) | Strong organic acid polyelectrolyte salts useful in a test device and method for determining the ionic strength or specific gravity of a liquid sample | |
| JPS59133208A (ja) | 液体試料のイオン強度又は比重の測定等に使用される新規な四級アンモニウムの高分子電解質塩 | |
| JP2941203B2 (ja) | 液体試料のイオン強度測定用試薬組成物 | |
| US6638480B2 (en) | High sensitivity test system for the colorimetric determination of specific gravity or total dissolved solids in aqueous samples | |
| JPH11201889A (ja) | 比重測定用試験紙及びその製造方法 |