CN203025163U - Ion chromatographic system - Google Patents
Ion chromatographic system Download PDFInfo
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- CN203025163U CN203025163U CN2012206667477U CN201220666747U CN203025163U CN 203025163 U CN203025163 U CN 203025163U CN 2012206667477 U CN2012206667477 U CN 2012206667477U CN 201220666747 U CN201220666747 U CN 201220666747U CN 203025163 U CN203025163 U CN 203025163U
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- way valve
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Abstract
The utility model relates to an ion chromatography system, which comprises an anion chromatography part, a cation chromatography part and a pair of switch devices; the anion chromatography portion comprises a first mobile phase, a first mobile phase pump, a first quantitative ring, a first stationary phase and a first detector; the cation chromatography part comprises a second mobile phase, a second mobile phase pump, a second quantitative ring, a second stationary phase and a second detector; the first quantitative ring and the second quantitative ring are connected through a sample introduction pipeline to form an integrated sample introduction flow path, and the pair of switch devices are arranged on the sample introduction flow path; when the switching device is switched on, an integrated sample introduction flow path is formed inside the system; when the switch state is closed, two independent sample analysis flow paths are formed in the system; the utility model discloses a once advance kind and can accomplish the quantitative analysis to anion, cation in the sample, improved analysis and test efficiency greatly, and sensitivity is high, the reproducibility is good.
Description
Technical field
The utility model relates to the geologic fluids research field, is specifically related to a kind of ion chromatography system.
Background technology
The energy and the mass exchange that reach between each ring layer in earth layers involve fluid media (medium) invariably, therefore, geologic fluids research has become an important research forward position of each ambit of geoscience, be that leading organ's one of scientific research plan of subsidizing of emphasis is always in recent ten years learned on China and western developed country ground, its achievement all has important scientific value for the exploration utilization of basic Earth scientific theory research, oil gas and Solid Mineral and the prediction and evaluation of disaster and environment.
In geologic fluids research, the fluid inclusion in mineral is unique " fossil " fluid sample that can remain in geologic process, is the direct and important window that present sand smeller is familiar with geologic fluids.By test analysis fluid inclusion composition, can obtain the probe material of multiple relevant geologic fluids mechanism or the content information of indication component, thereby can obtain some important physical chemical parameters, disclose the geologic fluids environment, help the sand smeller to make science judgment, and then be familiar with geologic process and utilize scientifically and rationally the natural resources service for correct.
At present, in prior art, the analysis of convection cell inclusion comprises that the bulk fluid inclutson component analyzing method is the method that Main Means reflects into the ore deposit fluid properties to the constituent analysis of single fluid inclusion and the constituent analysis of colony's fluid inclusion:
1) LA-ICP-MS belongs to have destructive single fluid inclusion quantitative analysis method, it is mainly used in the inclusion trace element analysis, its defective is: analysis condition is difficult to control, the host that analysis result is subject to inclusion disturbs, and the diameter that requires inclusion is more than 50 microns;
2) the in-situ non-destructive methods such as PIXE, SR-XRF, LRM; Due to different samples, the inclusion of same sample different parts even, its test condition and environment have larger difference, so these methods still rest on qualitative, the semi-quantitative analysis stage at present.
3) bulk fluid inclutson analytical approach, in inclusion after gas phase composition and water explosion by gas chromatography part or the mass spectrophotometry of level Four bar; After the liquid phase ingredient explosion by chromatography of ions partial analysis F
-, Cl
-, Br
-, NO
2 -, NO
3 -, SO
4 2-, PO
4 3-Deng Common Anions, and Li
+, Na
+, K
+, Mg
2+, Ca
2+Need to be analyzed by Atomic Absorption Spectrometer or ICP-AES Deng Common Cations; The defective of the method is: workload is larger, and has increased the chance of sample contamination, and in addition, the systematic error between the different piece device also can not be ignored.
The utility model content
For the not good problem of measurement effect that solves convection cell inclusion in prior art, the utility model provides a kind of ion chromatography system, native system is by partly improving chromatography of ions, can extract liquid phase from the fluid inclusion sample and analyze, single injected sampling can be completed negative ion, cationic quantitative test.
A kind of ion chromatography system of the present utility model,
Described system comprises anion chromatographic part and cation chromatography part;
Described anion chromatographic partly comprises the first mobile phase 1-1, the first mobile phase pump 1-2, the first sample introduction analysis module, first fixedly phase 1-3 and the first detecting device 1-4; The outlet of described the first mobile phase 1-1 is connected with the entrance of the first mobile phase pump 1-2, the outlet of described the first mobile phase pump 1-2 is connected with the described first entrance that quantitatively encircles 1-5, described first quantitatively ring 1-5 outlet with described first fixedly the entrance of phase 1-3 be connected, described first fixedly the outlet of phase 1-3 be connected with the entrance of described the first detecting device 1-4, consist of the first sample analysis stream;
Described cation chromatography partly comprises the second mobile phase 2-1, the second mobile phase pump 2-2, the second sample introduction analysis module, second fixedly phase 2-3 and the second detecting device 2-4; The outlet of described the second mobile phase 2-1 is connected with the entrance of the second mobile phase pump 2-2, the outlet of described the second mobile phase pump 2-2 is connected with the described second entrance that quantitatively encircles 2-5, described second quantitatively ring 2-5 outlet with described second fixedly the entrance of phase 2-3 be connected, described second fixedly the outlet of phase 2-3 be connected with the entrance of described the second detecting device 2-4, consist of the second sample analysis stream;
Described system also comprises the pair of switches device; The described first quantitative ring 1-5 and second quantitatively ring 2-5 is connected by the sample introduction pipeline and is integrally formed formula sample introduction stream, and a pair of described switchgear is arranged on described sample introduction stream.
A pair of described switchgear comprises the first six-way valve 1-6 and the second six-way valve 2-6; Be respectively equipped with one group of port on described the first six-way valve 1-6 and the second six-way valve 2-6;
Any one port on described the first six-way valve 1-6 is described injection port, described first quantitatively ring 1-5 entrance, outlet respectively with described the first six-way valve 1-6 on a pair of relative port be connected, the outlet of described the first mobile phase pump 1-2 and the described first fixedly entrance of phase 1-3 is connected with a pair of adjacent port on described the first six-way valve 1-6 respectively, and any one port on described the first six-way valve 1-6 is connected with any one port of described the second six-way valve 2-6;
Any one port on described the second six-way valve 2-6 is described waste liquid outlet, described second quantitatively entrance, the outlet of ring 2-5 be connected with the upper a pair of relative port of described the second six-way valve 2-6 respectively, the outlet of described the second mobile phase pump 2-2 and the described second fixedly entrance of phase 2-3 is connected with a pair of adjacent port on described the second six-way valve 2-6 respectively.
In concrete enforcement, be respectively equipped with 6 ports on described the first six-way valve 1-6 and the second six-way valve 2-6;
In described the first six-way valve, No. 1 port with described first fixedly the entrance of phase 1-3 be connected, No. 2 port is connected with the outlet of described the first mobile phase pump 1-2, No. 3 ports, No. 6 ports are connected with the described first entrance, outlet that quantitatively encircles 1-5 respectively, No. 4 ports are described injection port, and No. 5 port is connected with described the second six-way valve 2-6;
In described the second six-way valve, No. 1 port is connected with the outlet of described the second mobile phase pump 2-2, No. 2 ports with described second fixedly the entrance of phase 2-3 be connected, No. 3 ports, No. 6 ports are connected with the described second outlet, entrance that quantitatively encircles 2-5 respectively, No. 4 port is connected with described the first six-way valve 1-6, and No. 5 ports are described waste liquid outlet.
Described the first six-way valve 1-6 and the second six-way valve 2-6 all have and open and turn-off two states, when described the first six-way valve 1-6 and the second six-way valve 2-6 are in open mode, inner shape all-in-one-piece sample introduction streams both, make in single injected sampling, the first quantitative ring 1-5 and second quantitatively ring 2-5 can be full of sample simultaneously; When described the first six-way valve 1-6 and the second six-way valve 2-6 were in off state, both inside formed respectively independently sample analysis stream.
Described first fixedly phase 1-3 be anion chromatographic column; The entrance of described anion chromatographic column is connected with described the first six-way valve 1-6, and the outlet of described anion chromatographic column is connected with described the first detecting device 1-4; Described anion chromatographic column is for separating of F
-, Cl
-, Br
-, NO
2 -, NO
3 -, SO
4 2-, PO
4 3-Deng negative ion.
Described second fixedly phase 2-3 be cation chromatographic column; The entrance of described cation chromatographic column is connected with described the second six-way valve 2-6, and the outlet of described cation chromatographic column is connected with described the second detecting device 2-4; Described cation chromatographic column is for separating of Li
+, Na
+, K
+, Mg
2+, Ca
2+Deng kation.
Described system also comprises anion suppressor 4; Described anion suppressor 4 is arranged on described first fixedly on the pipeline between phase 1-3 and the first detecting device 1-4.
Described system also comprises degasser 3; The entrance of described degasser 3 is connected with the outlet of described the first mobile phase 1-1 and the second mobile phase 2-1 respectively, and the outlet of described degasser 3 is connected with the entrance of the first mobile phase pump 1-2 and the second mobile phase pump 2-2 respectively.
Described the first detecting device 1-4 and the second detecting device 2-4 are thermal conductivity detector (TCD).
Described the first mobile phase 1-1 is the mobile phase of negative ion;
Described the second mobile phase 2-1 is the mobile phase of kation.
In concrete enforcement,
The utility model uses the hybrid standard of 100ppm standard solution preparation, wherein, and negative ion standard F:1ppm, Cl
-: 1ppm, Br
-: 1ppm, NO
2 -: 1ppm, NO
3 -: 0.1ppm, SO
4 2-: 1ppm; Kation standard Li
+: 1ppm, Na
+: 1ppm, K
+: 1ppm, Mg
2+: 2ppm, Ca
2+: 2ppm.
The standard water that the utility model uses is Mili-Q water, and its specification is resistivity 18M Ω cm.
Described anion chromatographic part and cation chromatography partly are the thermal conductivity detector (TCD) ion chromatograph, are specially HIC-SP Super type ion chromatograph.
Described the first mobile phase 1-1 is 3.6mMNa
2CO
3, and the flow velocity of described the first mobile phase 1-1 is 0.8ml/min.
Described the second mobile phase 2-1 is 3.5mMH
2SO
4, and the flow velocity of described the second mobile phase 2-1 is 0.8ml/min.
Described first fixedly phase 1-3 be the Shim-packIC-SA3 separating column, described second fixing be the Shim-packIC-SCI separating column mutually, and column oven working temperature both is 45 ℃.
The utility model takes full advantage of six-way valve and is in the different characteristics of its internal path when opening with off state, reaches by the duty of switching six-way valve to connect or do not connect with quantitatively encircling the effect that enters analysis of pipeline.Compared with prior art, the utility model can extract liquid phase and analyze from the fluid inclusion sample, highly sensitive, favorable reproducibility, and single injected sampling can be measured Li
+, Na
+, K
+, Mg
2+, Ca
2+, F
-, Cl
-, Br
-, NO
2 -, NO
3 -, SO
4 2-, PO
4 3-Content, greatly improved analytical test efficient, for Study of fluid inclusions provides more accurate, direct data.
Description of drawings
Fig. 1 is the structural representation of a kind of ion chromatography system of the present utility model;
Detailed description of main elements:
1-1 the first mobile phase; 1-2 the first mobile phase pump; 1-3 first is phase fixedly;
1-4 the first detecting device; 1-5 first quantitatively encircles; 1-6 the first six-way valve;
2-1 the second mobile phase; 2-2 the second mobile phase pump; 2-3 second is phase fixedly;
2-4 the second detecting device; 2-5 second quantitatively encircles; 2-6 the second six-way valve;
The 3-degasser; The 4-anion suppressor;
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail, protection domain of the present utility model is not limited to following embodiment.
Embodiment
A kind of ion chromatography system as shown in Figure 1, it comprises anion chromatographic part and cation chromatography part;
Anion chromatographic partly comprises negative ion flow phase, degasser 3, the first mobile phase pump 1-2, first quantitatively ring 1-5, anion chromatographic column, anion suppressor 4 and the first detecting device 1-4; The negative ion sample is flowed by negative ion and flows out mutually, quantitatively encircles 1-5, anion chromatographic column, anion suppressor and the first detecting device 1-4 through degasser 3, the first mobile phase pump 1-2, first successively, completes the quantitative test of negative ion sample.
Cation chromatography partly comprises kation quantitatively ring 2-5, cation chromatographic column and the second detecting device 2-4 of phase, degasser 3, the second mobile phase pump 2-2, second that flow; The negative ion sample is flowed by kation and flows out mutually, quantitatively encircles 2-5, cation chromatographic column and the second detecting device 1-4 through degasser 3, the second mobile phase pump 2-2, second successively, completes the quantitative test of kation sample.
Native system also comprises the first six-way valve 1-6 and the second six-way valve 2-6; The first quantitative ring 1-5 and second quantitatively ring 2-5 is connected by the sample introduction pipeline and is integrally formed formula sample introduction stream, and the first six-way valve 1-6 and the second six-way valve 2-6 are separately positioned on the sample introduction stream.
Be respectively equipped with 6 ports on the first six-way valve 1-6 and the second six-way valve 2-6;
In the first six-way valve, No. 1 port is connected with the entrance of anion chromatographic column, No. 2 port is connected with the outlet of the first mobile phase pump 1-2, No. 3 ports, No. 6 ports are connected with the first entrance, outlet that quantitatively encircles 1-5 respectively, No. 4 ports are injection port, and No. 5 port is connected with the second six-way valve 2-6.
In the second six-way valve, No. 1 port is connected with the second mobile phase delivery side of pump, No. 2 port is connected with the entrance of cation chromatographic column, No. 3 ports, No. 6 ports are connected with the second outlet, entrance that quantitatively encircles 2-5 respectively, No. 4 port is connected with the first six-way valve 1-6, and No. 5 ports are waste liquid outlet.
The first six-way valve 1-6 and the second six-way valve 2-6 all have and open and turn-off two states:
1) as shown in Figure 1 the first six-way valve 1-6 and the dotted portion of the second six-way valve 2-6, when the first six-way valve 1-6 and the second six-way valve 2-6 are in open mode, sample introduction streams of jointly being integrally formed of inner dotted line path both, the arrow of No. 4 ports of the first six-way valve 1-6 represents that sample flows into the first six-way valve 1-6 by injection port, and the arrow of No. 5 ports of the second six-way valve represents that waste liquid flows out the second six-way valve 2-6 by waste liquid outlet.
Chromatogram sample introduction process is, sample is flowed into by No. 4 ports of the first six-way valve 1-6, and quantitatively encircle 2-5 by No. 3 ports of the first six-way valve 1-6, No. 6 ports of first quantitative ring 1-5, the first six-way valve 1-6, No. 5 ports of the first six-way valve, No. 4 ports of the second six-way valve 2-6, No. 3 ports, second of the second six-way valve successively, No. 6 ports of the second six-way valve 2-6, No. 5 ports of the second six-way valve, No. 5 ports by the second six-way valve 2-6 flow out at last, in chromatogram sample introduction process, the first quantitative ring 1-5 and second quantitatively ring 2-5 is full of sample.
2) as shown in Figure 1 the first six-way valve 1-6 and the solid line part of the second six-way valve 2-6, when the first six-way valve 1-6 and the second six-way valve 2-6 were in off state, both inside consisted of respectively independently negative ion sample analysis stream and kation sample analysis stream.
Wherein, negative ion sample analysis stream is, the negative ion leacheate is flowed by negative ion and flows out mutually, quantitatively encircle No. 6 ports, No. 1 port of the first six-way valve 1-6, anion chromatographic column, anion suppressor 4, the first detecting device 1-4 of 1-5, the first six-way valve 1-6 through No. 2 ports of degasser 3, the first mobile phase pump 1-2, the first six-way valve 1-6, No. 3 ports, first of the first six-way valve 1-6 successively, complete the quantitative test to negative ion.
Kation sample analysis stream is, the cationic ion leacheate is flowed by kation and flows out mutually, quantitatively encircle No. 3 ports, No. 2 ports of the second six-way valve 2-6, cation chromatographic column, the second detecting device 2-4 of 2-5, the second six-way valve 2-6 through No. 1 port of degasser 3, the second mobile phase pump 2-2, the second six-way valve 2-6, No. 6 ports, second of the second six-way valve 2-6 successively, complete cationic quantitative test.
The first detecting device 1-4 and the second detecting device 2-4 are thermal conductivity detector (TCD).
Technique scheme is a kind of embodiment of the present utility model, for those skilled in the art, on the basis that the utility model discloses application process and principle, be easy to make various types of improvement or distortion, and be not limited only to the described structure of the above-mentioned embodiment of the utility model, therefore previously described mode is optimal way, and does not have restrictive meaning.
Claims (8)
1. ion chromatography system is characterized in that:
Described system comprises anion chromatographic part and cation chromatography part;
Described anion chromatographic comprises that partly the first mobile phase (1-1), the first mobile phase pump (1-2), first quantitatively encircle (1-5), first fixedly phase (1-3) and first detecting device (1-4); The outlet of described the first mobile phase (1-1) is connected with the entrance of the first mobile phase pump (1-2), the outlet of described the first mobile phase pump (1-2) is connected with the described first entrance that quantitatively encircles (1-5), described first quantitatively the ring (1-5) outlet with described first fixedly the entrance of phase (1-3) be connected, described first fixedly the outlet of phase (1-3) be connected with the entrance of described the first detecting device (1-4), consist of the first sample analysis stream;
Described cation chromatography comprises that partly the second mobile phase (2-1), the second mobile phase pump (2-2), second quantitatively encircle (2-5), second fixedly phase (2-3) and second detecting device (2-4); The outlet of described the second mobile phase (2-1) is connected with the entrance of the second mobile phase pump (2-2), the outlet of described the second mobile phase pump (2-2) is connected with the described second entrance that quantitatively encircles (2-5), described second quantitatively the ring (2-5) outlet with described second fixedly the entrance of phase (2-3) be connected, described second fixedly the outlet of phase (2-3) be connected with the entrance of described the second detecting device (2-4), consist of the second sample analysis stream;
Described system also comprises the pair of switches device; Described first quantitatively ring (1-5) and second quantitatively encircle (2-5) and be connected by the sample introduction pipeline and be integrally formed formula sample introduction stream, a pair of described switchgear is arranged on described sample introduction stream.
2. a kind of ion chromatography system according to claim 1, is characterized in that
A pair of described switchgear comprises the first six-way valve (1-6) and the second six-way valve (2-6); Be respectively equipped with one group of port on described the first six-way valve (1-6) and the second six-way valve (2-6);
Any one port on described the first six-way valve (1-6) is described injection port, described first quantitatively the ring (1-5) entrance, the outlet respectively with described the first six-way valve (1-6) on a pair of relative port be connected, the outlet of described the first mobile phase pump (1-2) and the described first fixedly entrance of phase (1-3) is connected with a pair of adjacent port on described the first six-way valve (1-6) respectively, and any one port on described the first six-way valve (1-6) is connected with any one port of described the second six-way valve (2-6);
Any one port on described the second six-way valve (2-6) is described waste liquid outlet, described second quantitatively entrance, the outlet of ring (2-5) be connected with the upper a pair of relative port of described the second six-way valve (2-6) respectively, the outlet of described the second mobile phase pump (2-2) and the described second fixedly entrance of phase (2-3) is connected with a pair of adjacent port on described the second six-way valve (2-6) respectively.
3. a kind of ion chromatography system according to claim 2 is characterized in that:
Be respectively equipped with 6 ports on described the first six-way valve (1-6) and the second six-way valve (2-6);
In described the first six-way valve, No. 1 port with described first fixedly the entrance of phase (1-3) be connected, No. 2 port is connected with the outlet of described the first mobile phase pump (1-2), No. 3 ports, No. 6 ports are connected with the described first entrance, outlet that quantitatively encircles (1-5) respectively, No. 4 ports are described injection port, and No. 5 port is connected with described the second six-way valve (2-6);
In described the second six-way valve, No. 1 port is connected with the outlet of described the second mobile phase pump (2-2), No. 2 ports with described second fixedly the entrance of phase (2-3) be connected, No. 3 ports, No. 6 ports are connected with the described second outlet, entrance that quantitatively encircles (2-5) respectively, No. 4 port is connected with described the first six-way valve (1-6), and No. 5 ports are described waste liquid outlet.
4. one of according to claim 1~3 described a kind of ion chromatography systems is characterized in that:
Described first fixedly phase (1-3) be anion chromatographic column; The entrance of described anion chromatographic column is connected with described the first six-way valve (1-6), and the outlet of described anion chromatographic column is connected with described the first detecting device (1-4);
Described second fixedly phase (2-3) be cation chromatographic column; The entrance of described cation chromatographic column is connected with described the second six-way valve (2-6), and the outlet of described cation chromatographic column is connected with described the second detecting device (2-4).
5. a kind of ion chromatography system according to claim 4 is characterized in that:
Described system also comprises anion suppressor (4); Described anion suppressor (4) is arranged on described first fixedly on the pipeline between phase (1-3) and the first detecting device (1-4).
6. according to claim 1~3 described a kind of ion chromatography systems is characterized in that:
Described system also comprises degasser (3); The entrance of described degasser (3) is connected with the outlet of described the first mobile phase (1-1) with the second mobile phase (2-1) respectively, and the outlet of described degasser (3) is connected with the entrance of the first mobile phase pump (1-2) and the second mobile phase pump (2-2) respectively.
7. a kind of ion chromatography system according to claim 1 is characterized in that:
Described the first detecting device (1-4) and the second detecting device (2-4) are thermal conductivity detector (TCD).
8. a kind of ion chromatography according to claim 1 is characterized in that:
Described the first mobile phase (1-1) is the mobile phase of negative ion;
Described the second mobile phase (2-1) is the mobile phase of kation.
Priority Applications (1)
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CN2012206667477U CN203025163U (en) | 2012-12-06 | 2012-12-06 | Ion chromatographic system |
Applications Claiming Priority (1)
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CN2012206667477U CN203025163U (en) | 2012-12-06 | 2012-12-06 | Ion chromatographic system |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104713940A (en) * | 2013-12-13 | 2015-06-17 | 中国科学院大连化学物理研究所 | Novel on-fingerprint prohibited good spectrum detection device and method and application thereof |
CN111077264A (en) * | 2020-01-03 | 2020-04-28 | 湖南金泰环保科技有限公司 | Method for realizing switching use of double systems of single ion chromatograph |
CN115453003A (en) * | 2022-10-08 | 2022-12-09 | 苏州创新通用色谱仪器有限公司 | Multifunctional chromatographic analysis system |
-
2012
- 2012-12-06 CN CN2012206667477U patent/CN203025163U/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104713940A (en) * | 2013-12-13 | 2015-06-17 | 中国科学院大连化学物理研究所 | Novel on-fingerprint prohibited good spectrum detection device and method and application thereof |
CN111077264A (en) * | 2020-01-03 | 2020-04-28 | 湖南金泰环保科技有限公司 | Method for realizing switching use of double systems of single ion chromatograph |
CN115453003A (en) * | 2022-10-08 | 2022-12-09 | 苏州创新通用色谱仪器有限公司 | Multifunctional chromatographic analysis system |
CN115453003B (en) * | 2022-10-08 | 2023-09-05 | 苏州创新通用色谱仪器有限公司 | Multifunctional chromatographic analysis system |
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Granted publication date: 20130626 |
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