RO71465B1 - Metoda si electrod suma pentru determinarea concentratiei totale de ioni liberi din solutii - Google Patents
Metoda si electrod suma pentru determinarea concentratiei totale de ioni liberi din solutiiInfo
- Publication number
- RO71465B1 RO71465B1 RO95520A RO9552078A RO71465B1 RO 71465 B1 RO71465 B1 RO 71465B1 RO 95520 A RO95520 A RO 95520A RO 9552078 A RO9552078 A RO 9552078A RO 71465 B1 RO71465 B1 RO 71465B1
- Authority
- RO
- Romania
- Prior art keywords
- sum
- test solution
- concentration
- free ions
- electrode
- Prior art date
Links
- 150000002500 ions Chemical class 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 239000012085 test solution Substances 0.000 abstract 4
- 239000000203 mixture Substances 0.000 abstract 2
- 239000000243 solution Substances 0.000 abstract 2
- 150000001450 anions Chemical class 0.000 abstract 1
- 150000001768 cations Chemical class 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 239000012895 dilution Substances 0.000 abstract 1
- 238000010790 dilution Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000005259 measurement Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
- G01N27/301—Reference electrodes
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
Metoda pentru determinarea concentratiei totale de ioni liberi din solutii, caracterizata prin aceea ca se determina suma produselor concentratie-mobilitate, (vezi form. în desc.) a tuturor ionilor liberi din solutia test indiferent de natura lor, pebaza masurarii tensiunii electrice U a pilei de concentratie cu transport, alcatuita din solutia test în contact electrochimic prin doua joctiuni lichide cu doi electrozi, dintre care cel putin unul este un electrod suma cel de al doilea putînd fi tot un electrod suma (15 II) sau un electrod de referinta, tensiune electrica a carei valoare creste odata cu dilutia solutiei test, avand expresia generala (vezi form. în desc.) în care valorile distantei la origine si pantei B sînt constante independente de compozitia solutiei test pentru o alcatuire data a pilei de concentratie si pentru temperatura si presiunea de lucru alese, aceste valori determinîndu-se experimental prin trasarea dreptei de variatie (vezi form. în desc.) pentru solutii decompozitie si pH cunoscute, într-un domeniu astfel încît suma concentratiilor cationilor (anionilor) sa fie speciale.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO7895520A RO71465A2 (ro) | 1978-10-27 | 1978-10-27 | Metoda si electrod suma pentru determinarea concentratiei totale de ioni liberi din solutii |
| DE19792943382 DE2943382A1 (de) | 1978-10-27 | 1979-10-26 | Summenelektrode, methode und vorrichtung zur bestimmung der gesamtkonzentration der freien ionen in loesungen |
| FR7926697A FR2439994A1 (fr) | 1978-10-27 | 1979-10-26 | Electrode sommatrice, procede et dispositif pour la determination de la concentration totale en ions libres des solutions |
| GB7937437A GB2036977A (en) | 1978-10-27 | 1979-10-29 | Unselective electrode for determination of ionic concentrations in solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO7895520A RO71465A2 (ro) | 1978-10-27 | 1978-10-27 | Metoda si electrod suma pentru determinarea concentratiei totale de ioni liberi din solutii |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO71465B1 true RO71465B1 (ro) | 1983-07-30 |
| RO71465A2 RO71465A2 (ro) | 1983-08-03 |
Family
ID=20103037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO7895520A RO71465A2 (ro) | 1978-10-27 | 1978-10-27 | Metoda si electrod suma pentru determinarea concentratiei totale de ioni liberi din solutii |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2943382A1 (ro) |
| FR (1) | FR2439994A1 (ro) |
| GB (1) | GB2036977A (ro) |
| RO (1) | RO71465A2 (ro) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4438524C5 (de) * | 1994-10-31 | 2004-07-15 | Schott-Geräte GmbH | pH-Doppelmeßkette |
| EP2293052B1 (de) | 2009-09-03 | 2014-03-12 | Hach Lange GmbH | Wasseranalyse-Messanordnung |
| FR2950972A1 (fr) * | 2009-10-02 | 2011-04-08 | Commissariat Energie Atomique | Procede et cellule de mesure de la concentration globale en ions d'un fluide corporel |
| CN120009128B (zh) * | 2025-04-18 | 2025-06-27 | 中国矿业大学 | 一种测定co2-水-岩石反应过程矿物迁移量的方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3455793A (en) * | 1965-06-18 | 1969-07-15 | Beckman Instruments Inc | Method of providing for liquid junction |
| US3505196A (en) * | 1966-07-15 | 1970-04-07 | Ibm | Reference electrode |
| US3598713A (en) * | 1969-06-03 | 1971-08-10 | Corning Glass Works | Potassium ion sensitive electrode |
-
1978
- 1978-10-27 RO RO7895520A patent/RO71465A2/ro unknown
-
1979
- 1979-10-26 DE DE19792943382 patent/DE2943382A1/de not_active Ceased
- 1979-10-26 FR FR7926697A patent/FR2439994A1/fr not_active Withdrawn
- 1979-10-29 GB GB7937437A patent/GB2036977A/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DE2943382A1 (de) | 1980-06-26 |
| GB2036977A (en) | 1980-07-02 |
| FR2439994A1 (fr) | 1980-05-23 |
| RO71465A2 (ro) | 1983-08-03 |
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