CN104237450A - Multifunctional ion chromatography suppressor for cations and anions - Google Patents
Multifunctional ion chromatography suppressor for cations and anions Download PDFInfo
- Publication number
- CN104237450A CN104237450A CN201410514844.8A CN201410514844A CN104237450A CN 104237450 A CN104237450 A CN 104237450A CN 201410514844 A CN201410514844 A CN 201410514844A CN 104237450 A CN104237450 A CN 104237450A
- Authority
- CN
- China
- Prior art keywords
- plate
- exchange membrane
- cathode
- anode
- kation
- 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.)
- Pending
Links
Abstract
The invention discloses a multifunctional ion chromatography suppressor for cations and anions. The multifunctional ion chromatography suppressor comprises a long-strip type positive pole plate, an anion suppression plate, a common positive and negative pole plate, a cation suppression plate, a negative pole plate, a cation exchange membrane I, a cation exchange membrane II, an anion exchange membrane I and an anion exchange membrane II, wherein the positive pole plate, the anion suppression plate, the common positive and negative pole plate and the cation suppression plate are pressed side by side in sequence. The multifunctional ion chromatography suppressor can analyze the anions or the cations independently, can also analyze the anions and the cations simultaneously, and is simple in structure, complete in function, stable in performance and convenient to operate.
Description
Technical field
The present invention relates to technical field of analytical chemistry, be specifically related to a kind of zwitterion multifunction ion chromatographic eliminator.
Background technology
Since the seventies in last century, suppressed column was entered ion chromatograph by small, the development of ion chromatographic inhibitory column is just that people pay attention to and interested problem always.From filled type suppressed column to fiber suppressor and film rejector, chemically formula rejector is to electric chemical formula rejector, and rejector experienced by and updates several times.Novel rejector, especially electric chemical formula rejector, development, but existing various rejector is confined to simple function, or do anion analysis, or make cation analysis, extremely inconvenient.
The patent of invention being CN102735792A as Chinese publication number discloses a kind of resin filling formula chromatography of ions electrolysis self-reproduction suppresser, this resin filling formula chromatography of ions electrolysis self-reproduction suppresser has plurality of advantages, but its maximum problem is only possess a kind of ion analysis function, when it does anion analysis, then cation analysis cannot be made, otherwise when it makes cation analysis, then anion analysis cannot be done, so extremely inconvenient, often need two cation analysis and anion analysis just can be made to carry out simultaneously, improve the burden of user.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of zwitterion multifunction ion chromatographic eliminator, this zwitterion multifunction ion chromatographic eliminator is by five Room sandwich constructiones, make both to carry out anion analysis or cation analysis respectively, also can anion analysis and cation analysis carry out simultaneously.
The present invention is achieved by the following technical programs:
A kind of zwitterion multifunction ion chromatographic eliminator provided by the invention, comprises the positive plate of strip, negative ion suppressing plate, shares cathode-anode plate, kation suppressing plate, minus plate, cation-exchange membrane one, cation-exchange membrane two, anion-exchange membrane one, anion-exchange membrane two; Described positive plate, negative ion suppressing plate, shared cathode-anode plate, kation suppressing plate, minus plate are suppressed successively side by side; Described cation-exchange membrane one is located between positive plate, negative ion suppressing plate, described cation-exchange membrane two is located in negative ion suppressing plate, shares between cathode-anode plate, described anion-exchange membrane one is located between shared cathode-anode plate, kation suppressing plate, and described anion-exchange membrane two is located between kation suppressing plate, minus plate; Described positive plate is provided with the anode chamber of strip, the negative ion described negative ion suppressing plate being provided with strip suppresses room, described shared cathode-anode plate is provided with shared the anode chamber and the cathode chamber of strip, the kation described kation suppressing plate being provided with strip suppresses room, described minus plate is provided with the cathode chamber of strip.
Further, the two ends of described anode chamber, shared the anode chamber and the cathode chamber, cathode chamber are provided with outward opening.
Further, described anode chamber, negative ion suppress room, shared the anode chamber and the cathode chamber, kation to suppress filling ion-exchange resin in room, cathode chamber.
Further, described anode chamber, negative ion suppress room, shared the anode chamber and the cathode chamber, kation to suppress room, the interior ion exchange resin thickness≤1mm filled of cathode chamber.
Further, the trip bolt that positive plate, negative ion suppressing plate, shared cathode-anode plate, kation suppressing plate, minus plate, cation-exchange membrane one, cation-exchange membrane two, anion-exchange membrane one, anion-exchange membrane two are made by insulating material or surface coating insulating material is connected to one.
Compared to existing technology, beneficial effect of the present invention is:
1. both can carry out anion analysis or cation analysis respectively, also can anion analysis and cation analysis carry out simultaneously;
2. simple for structure, multiple functional, stable performance, easy to operate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
In Fig. 1, each several part is:
11-positive plate, 12-negative ion suppressing plate, 13-shares cathode-anode plate, 14-kation suppressing plate, 15-minus plate, 21-cation-exchange membrane one, 22-cation-exchange membrane two, 23-anion-exchange membrane one, 24-anion-exchange membrane two, 31-anode chamber, 32-negative ion suppresses room, 33-shares the anode chamber and the cathode chamber, and 34-kation suppresses room, 35-cathode chamber.
Embodiment
Be described in further detail goal of the invention of the present invention below in conjunction with the drawings and specific embodiments, embodiment can not repeat one by one at this, but therefore embodiments of the present invention are not defined in following examples.
A kind of zwitterion multifunction ion chromatographic eliminator as shown in Figure 1, comprises the positive plate 11 of strip, negative ion suppressing plate 12, shares cathode-anode plate 13, kation suppressing plate 14, minus plate 15, cation-exchange membrane 1, cation-exchange membrane 2 22, anion-exchange membrane 1, anion-exchange membrane 2 24; Described positive plate 11, negative ion suppressing plate 12, shared cathode-anode plate 13, kation suppressing plate 14, minus plate 15 are suppressed successively side by side; Described cation-exchange membrane 1 is located between positive plate 11, negative ion suppressing plate 12, described cation-exchange membrane 2 22 is located in negative ion suppressing plate 12, shares between cathode-anode plate 13, described anion-exchange membrane 1 is located between shared cathode-anode plate 13, kation suppressing plate 14, and described anion-exchange membrane 2 24 is located between kation suppressing plate 14, minus plate 15; Described positive plate 11 is provided with the anode chamber 31 of strip, the negative ion described negative ion suppressing plate 12 being provided with strip suppresses room 32, described shared cathode-anode plate 13 is provided with shared the anode chamber and the cathode chamber 33 of strip, the kation described kation suppressing plate 14 being provided with strip suppresses room 34, described minus plate 15 is provided with the cathode chamber 35 of strip.
The two ends of described anode chamber 31, shared the anode chamber and the cathode chamber 33, cathode chamber 35 are provided with outward opening.
Described anode chamber 31, negative ion suppress room 32, shared the anode chamber and the cathode chamber 33, kation to suppress to fill ion in room 34, cathode chamber 35.
Described anode chamber 31, negative ion suppress room 32, shared the anode chamber and the cathode chamber 33, kation to suppress room 34, the interior ion exchange resin thickness≤1mm filled of cathode chamber 35.
The trip bolt that positive plate 11, negative ion suppressing plate 12, shared cathode-anode plate 13, kation suppressing plate 14, minus plate 15, cation-exchange membrane 1, cation-exchange membrane 2 22, anion-exchange membrane 1, anion-exchange membrane 2 24 are made by insulating material or surface coating insulating material is connected to one.
During as anion analysis, anode chamber 31 and shared the anode chamber and the cathode chamber 33 play a major role.The anode chamber 31 that switches on power connects DC power anode, under the acting in conjunction of DC electric field and cation-exchange membrane 1, cation permeable cation-exchange membrane 1 in anode chamber enters negative ion and suppresses room 32, reduce the background conductance that negative ion suppresses room 32, thus substantially increase the sensitivity of anion analysis.Enter the kation that negative ion suppresses room 32, enter shared the anode chamber and the cathode chamber 33 through cation-exchange membrane 2 22 and be detected and remove.
During as cation analysis, suitable with said process, cathode chamber 35 and shared the anode chamber and the cathode chamber 33 play a major role.
When being used as cation analysis and anion analysis simultaneously, being then equivalent to above-mentioned two processes and being added, and detect by suppressing negative ion room 32 and kation to suppress the background conductance of room 34 to detect.
The above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection domain that all should be included in the claims in the present invention.
Claims (5)
1. a zwitterion multifunction ion chromatographic eliminator, comprise the positive plate (11) of strip, negative ion suppressing plate (12), share cathode-anode plate (13), kation suppressing plate (14), minus plate (15), cation-exchange membrane one (21), cation-exchange membrane two (22), anion-exchange membrane one (23), anion-exchange membrane two (24), it is characterized in that: described positive plate (11), negative ion suppressing plate (12), shared cathode-anode plate (13), kation suppressing plate (14), minus plate (15) are suppressed successively side by side; Described cation-exchange membrane one (21) is located between positive plate (11), negative ion suppressing plate (12), described cation-exchange membrane two (22) is located in negative ion suppressing plate (12), shares between cathode-anode plate (13), described anion-exchange membrane one (23) is located between shared cathode-anode plate (13), kation suppressing plate (14), and described anion-exchange membrane two (24) is located between kation suppressing plate (14), minus plate (15); Described positive plate (11) is provided with the anode chamber (31) of strip, the negative ion described negative ion suppressing plate (12) being provided with strip suppresses room (32), described shared cathode-anode plate (13) is provided with shared the anode chamber and the cathode chamber (33) of strip, the kation described kation suppressing plate (14) being provided with strip suppresses room (34), described minus plate (15) is provided with the cathode chamber (35) of strip.
2. zwitterion multifunction ion chromatographic eliminator according to claim 1, is characterized in that: the two ends of described anode chamber (31), shared the anode chamber and the cathode chamber (33), cathode chamber (35) are provided with outward opening.
3. zwitterion multifunction ion chromatographic eliminator according to claim 2, is characterized in that: described anode chamber (31), negative ion suppress room (32), shared the anode chamber and the cathode chamber (33), kation to suppress room (34), cathode chamber (35) interior filling ion-exchange resin.
4. zwitterion multifunction ion chromatographic eliminator according to claim 3, is characterized in that: described anode chamber (31), negative ion suppress the thickness≤1mm of the ion exchange resin of filling in room (32), shared the anode chamber and the cathode chamber (33), kation suppression room (34), cathode chamber (35).
5. the zwitterion multifunction ion chromatographic eliminator according to any one of Claims 1-4, is characterized in that: the trip bolt that described positive plate (11), negative ion suppressing plate (12), shared cathode-anode plate (13), kation suppressing plate (14), minus plate (15), cation-exchange membrane one (21), cation-exchange membrane two (22), anion-exchange membrane one (23), anion-exchange membrane two (24) are made by insulating material or surface coating insulating material is connected to one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410514844.8A CN104237450A (en) | 2014-09-30 | 2014-09-30 | Multifunctional ion chromatography suppressor for cations and anions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410514844.8A CN104237450A (en) | 2014-09-30 | 2014-09-30 | Multifunctional ion chromatography suppressor for cations and anions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104237450A true CN104237450A (en) | 2014-12-24 |
Family
ID=52225944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410514844.8A Pending CN104237450A (en) | 2014-09-30 | 2014-09-30 | Multifunctional ion chromatography suppressor for cations and anions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104237450A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259279A (en) * | 2015-11-25 | 2016-01-20 | 华东理工大学 | Ion chromatography suppressor-charge detector integrated device |
| CN114354832A (en) * | 2021-12-31 | 2022-04-15 | 杭州谱育科技发展有限公司 | Dual channel ion chromatography suppressor and method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4999098A (en) * | 1984-10-04 | 1991-03-12 | Dionex Corporation | Modified membrane suppressor and method for use |
| US5248426A (en) * | 1992-02-10 | 1993-09-28 | Dionex Corporation | Ion chromatography system using electrochemical suppression and detector effluent recycle |
| WO2000042426A1 (en) * | 1999-01-15 | 2000-07-20 | Dionex Corporation | Current-efficient suppressors and method of use |
| US6200477B1 (en) * | 1998-05-06 | 2001-03-13 | Alltech Associates, Inc. | Continuously regenerated and integrated suppressor and detector for suppressed ion chromatography and method |
| CN2466655Y (en) * | 2000-01-31 | 2001-12-19 | 刘开录 | Continuous self-regenerating high-efficiency ion exchanger |
| CN102253163A (en) * | 2010-05-18 | 2011-11-23 | 北京东西分析仪器有限公司 | Electrochemistry continuously regenerated CO2 suppressor |
| CN202693540U (en) * | 2012-07-13 | 2013-01-23 | 青岛盛瀚色谱技术有限公司 | Resin-filled electrolysis self-regeneration suppressor for ion chromatography |
| CN204129021U (en) * | 2014-09-30 | 2015-01-28 | 华南理工大学 | A kind of zwitterion multifunction ion chromatographic eliminator |
-
2014
- 2014-09-30 CN CN201410514844.8A patent/CN104237450A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4999098A (en) * | 1984-10-04 | 1991-03-12 | Dionex Corporation | Modified membrane suppressor and method for use |
| US5248426A (en) * | 1992-02-10 | 1993-09-28 | Dionex Corporation | Ion chromatography system using electrochemical suppression and detector effluent recycle |
| US6200477B1 (en) * | 1998-05-06 | 2001-03-13 | Alltech Associates, Inc. | Continuously regenerated and integrated suppressor and detector for suppressed ion chromatography and method |
| WO2000042426A1 (en) * | 1999-01-15 | 2000-07-20 | Dionex Corporation | Current-efficient suppressors and method of use |
| CN2466655Y (en) * | 2000-01-31 | 2001-12-19 | 刘开录 | Continuous self-regenerating high-efficiency ion exchanger |
| CN102253163A (en) * | 2010-05-18 | 2011-11-23 | 北京东西分析仪器有限公司 | Electrochemistry continuously regenerated CO2 suppressor |
| CN202693540U (en) * | 2012-07-13 | 2013-01-23 | 青岛盛瀚色谱技术有限公司 | Resin-filled electrolysis self-regeneration suppressor for ion chromatography |
| CN204129021U (en) * | 2014-09-30 | 2015-01-28 | 华南理工大学 | A kind of zwitterion multifunction ion chromatographic eliminator |
Non-Patent Citations (2)
| Title |
|---|
| R.Z. HU ET AL: "Electrochemically Generated Multifunctional Suppressor for Ion Chromatography", 《CHROMATOGRAPHIA》 * |
| 胡荣宗 等: "阴阳离子多功能离子色谱抑制柱", 《分析仪器》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259279A (en) * | 2015-11-25 | 2016-01-20 | 华东理工大学 | Ion chromatography suppressor-charge detector integrated device |
| CN114354832A (en) * | 2021-12-31 | 2022-04-15 | 杭州谱育科技发展有限公司 | Dual channel ion chromatography suppressor and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Ma et al. | Analysis of capacitive and electrodialytic contributions to water desalination by flow-electrode CDI | |
| Hawkins et al. | Structural variations in room-temperature ionic liquids: Influence on metal ion partitioning modes and extraction selectivity | |
| CN204129021U (en) | A kind of zwitterion multifunction ion chromatographic eliminator | |
| RU2016135761A (en) | DECALCING DEVICE | |
| Pezeshki et al. | Full cell study of diels alder poly (phenylene) anion and cation exchange membranes in vanadium redox flow batteries | |
| WO2011095465A3 (en) | Dual ion trapping for ion/ion reactions in a linear rf multipole trap with an additional dc gradient | |
| CN104237450A (en) | Multifunctional ion chromatography suppressor for cations and anions | |
| JP2014202582A5 (en) | ||
| GB201310137D0 (en) | Analysis of microbes from microcolonies by MALDI mas spectrometry | |
| Lu et al. | Constraints on isomers of dissolved organic matter in aquatic environments: Insights from ion mobility mass spectrometry | |
| Touboul et al. | What more can TOF-SIMS bring than other MS imaging methods? | |
| CN105259279A (en) | Ion chromatography suppressor-charge detector integrated device | |
| Lioupi et al. | State-of-the-art in LC–MS Approaches for Probing the Polar Metabolome | |
| WO2014167306A3 (en) | Fluid distribution apparatus for fuel cells and redox batteries | |
| JP2016095307A5 (en) | ||
| EP2863217A1 (en) | Multielectrode Electrolytic Device and Method | |
| North | Pressure dependence of equilibrium constants in aqueous solutions | |
| Zhang et al. | Determination of 15 phthalate esters in drinking water by solid phase extraction-ultra performance liquid chromatography-tandem mass spectrometry | |
| WO2014043583A3 (en) | Radio-frequency ionization in mass spectrometry | |
| CN204613166U (en) | Electrodialysis acid-base solution neutralizer | |
| CN219065382U (en) | Multifunctional anion inhibitor | |
| Kimura et al. | Membrane potential across anion-exchange membranes in acidic solution system | |
| RU2019112016A (en) | METHOD FOR DETERMINING IODIDE IN WATER BY IONIC CHROMATOGRAPHY WITH AMPEROMETRIC DETECTION | |
| CN216816578U (en) | Anion and cation bifunctional electric film suppressor | |
| WO2019030404A3 (en) | Dialysis cell for sample preparation for a chemical analysis method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141224 |