CN104707359A - Automatic solid phase extraction apparatus - Google Patents
Automatic solid phase extraction apparatus Download PDFInfo
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- CN104707359A CN104707359A CN201310676035.2A CN201310676035A CN104707359A CN 104707359 A CN104707359 A CN 104707359A CN 201310676035 A CN201310676035 A CN 201310676035A CN 104707359 A CN104707359 A CN 104707359A
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Abstract
The invention discloses an automatic solid phase extraction apparatus. The apparatus comprises a solid phase extraction column (1), a solvent bottle (2), a liquid receiving bottle (3) and a metering pump (9), the solvent bottle (2) is connected with the inlet end of the metering pump (9), the outlet end of the metering pump (9) is connected with one end of the solid phase extraction column (1), and the liquid receiving bottle (3) is used for receiving a substance from the other end of the solid phase extraction column (1). The automatic solid phase extraction apparatus provided by the invention has the advantages of simple operation, automatic oil product component separation and good oil product separation effect.
Description
Technical field
The present invention relates to a kind of solid-phase extraction device automatically.
Background technology
SPE is a kind of effective separation method; filler can be selected targetedly according to the feature of different component in mixture; Component seperation is carried out to material, is widely used in drug inspection, Food Inspection, environmental protection, agricultural, petrochemical industry and biological industry at present.
At petrochemical industry, solid phase extraction techniques is mainly used in the separation of different hydrocarbon systems component in oil product, and the Four composition analysis as residual oil is exactly utilize solid phase extraction method residual oil to be separated into saturated hydrocarbons, aromatic hydrocarbons, resin and asphalt four components.
Oils is as hydrocarbon system's component analysis of diesel oil, solution automobile exhaust pollution problem is played a crucial role, from 1 day July in 2013, China's Diesel Market enables state three (China's phase III motor vehicle emission) standard comprehensively, require that state three derv fuel polycyclic aromatic hydrocarbon content is not more than 11%, fundamentally reduce the discharge quantity of particulate matter of diesel engine, improve atmospheric environment, there is obvious environmental benefit.In diesel component saturated hydrocarbons and the method for separating and analyzing of aromatic hydrocarbons mainly contain that classical column chromatography post is separated, the separation of Solid phase extraction separation, high performance liquid chromatography, supercritical fluid chromatography separation, TLC separation etc.Wherein, mononuclear aromatics, double ring arene and thrcylic aromatic hydrocarbon in Solid phase extraction separation technology separation diesel oil not only speed are fast, and separative efficiency is high.
Traditional solid-phase extraction device generally all based on solid-phase extraction column design, is made up of solid phase extraction column and servicing unit, is usually divided into device for automatically controlling and manual overvide two kinds.
Solid-phase extraction device disclosed in CN202237382U utilizes displacement pump coutroi velocity can not the problem of accurate coutroi velocity to solve hand gear.But the wash-out that this device is only applicable to large quantity of solvent is separated, and can not be used for the Component seperation analysis of oil product.
CN202735313U has invented a kind of detection toluyl groups benzotriazole passivator solid-phase extraction device, and compared with prior art, this utility model device structure is simple, toluyl groups benzotriazole passivator and impurity Matrix separation effect better.But; this single-minded solid-phase extraction device for detecting toluyl groups benzotriazole passivator disclosed in the prior art is not suitable for the Component seperation analysis of oil product equally; and this solid-phase extraction device can only rely on manual operation to reach the object of separation.
The Solid phase extraction separation analysis of current petroleum chemical industry (as the Four composition analysis of residual oil and the PONA analysis of diesel oil) is all only limitted to manual operation, there is no special solid-phase extraction device, the drawbacks such as consumption manpower that manual operation brings, efficiency are low in order to overcome, poor repeatability need exploitation a kind of simple to operate urgently, can realize the solid-phase extraction device of automatic separating oil component and oil product good separating effect.
Summary of the invention
To the object of the invention is to overcome the defects such as consumption manpower, efficiency that the existing manually operable solid-phase extraction device be separated for petroleum chemical industry oil product brings are low, poor repeatability, there is provided a kind of simple to operate, the solid-phase extraction device of automatic separating oil component and oil product good separating effect can be realized.
Automatic solid-phase extraction device provided by the invention comprises solid-phase extraction column, solvent bottle, connects liquid bottle and measuring pump, described solvent bottle is communicated with the entrance point of measuring pump, the port of export of described measuring pump is communicated with one end of described solid-phase extraction column, described in connect liquid bottle for receiving the material of the other end from described solid-phase extraction column.
Under preferable case, solvent bottle of the present invention is communicated with by pipeline and/or valve with one end of described solid-phase extraction column with the entrance point of measuring pump, the port of export of described measuring pump.
Under preferable case, in device provided by the invention, can be controlled the connected state of each parts in described device by switch valve, described pipeline is for carrying fluid.More preferably, in situation, described pipeline can also by joint and each members, and described joint can be the conventional various terminal used in this area, such as thimble connector, back taper joint, threaded connector or female Luer etc.The kind of the present invention to described valve is not particularly limited, as long as can be used in each members in holding device, such as, described valve can be one or more in single-pass formula valve, the multimodal valve of single-pass and the multimodal valve of Duo Tong, can select according to the connection of pipeline.
Measuring pump of the present invention is preferably one or more, shares a valve or use independently valve separately between the port of export of one or more described measuring pump be communicated with by pipeline and one end of described solid-phase extraction column.
Measuring pump of the present invention adopts and well known to a person skilled in the art various measuring pump, such as, can be one or more in reciprocating piston pump, membrane pump, peristaltic pump or injecting type piston pump.
Solvent bottle of the present invention is preferably one or more, and described solvent bottle may be used for the solvent etc. of splendid attire extraction.Preferred described one or more solvent bottle is communicated with the entrance point of measuring pump by pipeline.Under preferable case, the quantity of described solvent bottle is consistent with the quantity of described measuring pump, a measuring pump is more preferably adopted to measure the solvent in multiple solvent bottle, such as multiple branch road can be set at measuring pump entrance point, the metering of different solvents is carried out by valve transfer, also the mode of a multiple pump head of pump band can be adopted to carry out the metering of different solvents, and wherein, measuring pump entrance point quantity or pump head quantity are more than or equal to solvent bottle quantity.When employing measuring pump and multiple branch circuit inlet design, a kind of solvent can only be measured at every turn, be realized the charging of different solvents by entrance point valve transfer, when adopting the design of many pump heads measuring pump, different solvents can simultaneously metering feeding, realizes the mixed feeding of different proportion solvent.
Under preferable case, various in the multiple solvent bottle solvent for extracting or other solution can be pumped in solid-phase extraction column successively by controlling valve in the present invention and measuring pump.
Solid-phase extraction column of the present invention is preferably one or more.Wherein, multiple solid-phase extraction column can be connected in the mode connected side by side or connect by pipeline, also can have simultaneously and connect and be connected in series two kinds of connected modes side by side.The volume of described solid-phase extraction column can be 0.5-10mL, is preferably 1-5mL.The present invention can adopt and well known to a person skilled in the art various SPE void column, is realized the separation of various component in oil product by the filler of filling oil product described in effective adsorbing separation wherein.This filler can be porous silica, aluminium oxide and composition thereof, and loading is 0.5-5.0g, is preferably 1.0-3.0g, is fixed in SPE void column by sieve plate by filler, forms solid-phase extraction column.When a kind of filler cannot realize oil product Component seperation, can adopt multiple filler be blended in a SPE void column or the mode adopting multiple solid-phase extraction column to connect realizes the separation of oil product component.
Preferably, the other end of corresponding each described solid-phase extraction column can be provided with one or more described in connect liquid bottle, the quantity connecing liquid bottle can be consistent with the composition of institute separating oil, such as, can connect liquid bottle with two when diesel oil is analyzed, and need during fcc raw material oil analysis to connect liquid bottle with four.
Under preferable case, in device of the present invention, described one or more connecing between liquid bottle with the other end of each solid-phase extraction column is communicated with pipeline by valve, is one or more for being communicated with one or more valve connect between liquid bottle and the port of export of measuring pump.In device provided by the invention, different can connect in liquid bottle by receiving from the different component in solid-phase extraction column by the mode of switch valve, the selection of described switch valve is relevant with the quantity connecing liquid bottle, such as, when connecing liquid bottle and being 2, can select three-way valve; When connecing liquid bottle and being 4, logical four valves can be selected.
Under preferable case, in device of the present invention, this device also comprises transfer system, described transfer system comprises drive unit and transmission device, described one or more liquid bottle that connects is placed on transmission device, described transfer system can drive the operation of transmission device by drive unit and automatically location connects liquid bottle in the drain position of solid-phase extraction column, makes describedly one or morely to connect the material that liquid bottle receives the other end from solid-phase extraction column respectively.Drive unit of the present invention can be stepper motor, servomotor, linear electric motors, permagnetic synchronous motor etc., drive the mode of transmission device movement to connect liquid bottle and move to the below of the other end of solid-phase extraction column by drive unit, directly reception is from the different component in solid-phase extraction column; Described transmission device can also be connected with pallet, pallet can be placed and connect liquid bottle, often receiving a kind of component pallet moves once, driving transmission device to move in the drain position of solid-phase extraction column by connecing liquid bottle accordingly, receiving from the respective components in solid-phase extraction column by drive unit.Described transmission device can be leading screw, ball-screw, slide rail, crawler belt, belt guide rail etc., described pallet can be fixed on transmission device, pallet can be arranged the cell body of fixed size, be fixed on pallet to make connecing liquid bottle, described pallet can also make pallet to be freely elevated by arranging the device that can freely be elevated on transmission device, when corresponding connect liquid bottle be docked to the below of the other end of solid-phase extraction column time, pallet is risen by the device that can freely be elevated, the outlet of the other end of solid-phase extraction column is entered into and connects liquid bottle, after respective sets tap liquid completes, pallet declines, mobile another connects the below of liquid bottle to the other end of solid-phase extraction column.The object that pallet rises is that the liquid enabling to flow out in all solid-phase extraction columns all enters and connects in liquid bottle.
Preferably, according to device provided by the invention, described device can also comprise supplementing solvent bottle, described supplementing solvent bottle can be communicated with the entrance point of described measuring pump by valve and/or pipeline, and for the pipeline that is communicated with solid-phase extraction column and connects liquid bottle and the pipeline for being communicated with the port of export connecing liquid bottle and measuring pump can between share a valve, or use independently valve separately.Described supplementing solvent bottle can be one or more.In described supplementing solvent bottle can splendid attire such as, for connecing the reagent of the component in liquid bottle described in analyzing, label etc., in described supplementing solvent bottle can also splendid attire other need the reagent that mixes with extracted component.
Preferably, according to device provided by the invention, wherein, described device also comprises waste liquid bottle, and described waste liquid bottle can be one or more, and this one or more waste liquid bottle can be communicated with the port of export of described measuring pump by valve and/or pipeline.When described waste liquid bottle is multiple, multiple described waste liquid bottle can be communicated with the port of export of described measuring pump by pipeline and a multiway valve; Also multiple described waste liquid bottle can be communicated with the port of export of described measuring pump respectively by pipeline and multiple single-pass valve.
Described waste liquid bottle may be used for the waste liquid circulated in splendid attire device, described waste liquid bottle can also splendid attire Solid phase extraction separation time other waste liquid that need not collect.
According to device provided by the invention, described device can also comprise automatic control system, and each parts that this automatic control system controls in device of the present invention automatically according to the operational mode designed run automatically, and extraction is completed automatically.
The present invention makes the Solid phase extraction separation analysis of oil product in petroleum chemical industry achieve automation mechanized operation by arranging above-mentioned automatic control system, to overcome in prior art the defects such as consumption manpower that manually operated solid-phase extraction device brings, efficiency are low, poor repeatability, adopt device provided by the invention carry out oil product be separated have simple to operate, efficiency is high and the advantage such as reproducible.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Fig. 1 is the connection diagram of each parts of the first preferred embodiment of the present invention.
Fig. 2 is the connection diagram of each parts of the second preferred embodiment of the present invention.
Fig. 3 is the connection diagram of each parts of the third preferred embodiment of the present invention.
Fig. 4 is the connection diagram of each parts of the present invention's the 4th kind of preferred embodiment.
Fig. 5 is the connection diagram of each parts of the present invention's the 5th kind of preferred embodiment.
Description of reference numerals:
1 solid-phase extraction column 2 solvent bottle 3 connects liquid bottle
4 waste liquid bottles 5 supplement and connect liquid bottle 6 pallet
7 pump head 8 valve 9 measuring pumps
10 drive unit 11 transmission devices
Detailed description of the invention
As Figure 1-5, automatic solid-phase extraction device provided by the invention comprises solid-phase extraction column 1, solvent bottle 2, connects liquid bottle 3 and measuring pump 9, described solvent bottle 2 is communicated with the entrance point of measuring pump 9, the port of export of described measuring pump 9 is communicated with one end of described solid-phase extraction column 1, described in connect liquid bottle 3 for receiving the material of the other end from described solid-phase extraction column 1.
Measuring pump 9 of the present invention is preferably one or more, and for sharing a valve 8 between the port of export that is communicated with one or more measuring pump 9 and the pipeline of described solid-phase extraction column 1, or use a valve 8 alone respectively for the pipeline of the port of export that is communicated with one or more measuring pump 9 and described solid-phase extraction column 1.
Preferably, solvent bottle 2 of the present invention can be one or more, and described one or more solvent bottle 2 is communicated with the entrance point of measuring pump 9 by pipeline and/or valve 8.
Preferably, solid-phase extraction column 1 of the present invention can be one or more.Wherein, multiple solid-phase extraction column 1 can be connected in the mode connected side by side or connect by pipeline, also can have simultaneously and connect and be connected in series two kinds of connected modes side by side.
Preferably, corresponding each described solid-phase extraction column 1 can be provided with one or more described in connect liquid bottle 3.
Preferably, according to device provided by the invention, described device can also comprise supplementing solvent bottle 5, described supplementing solvent bottle 5 is communicated with by the entrance point of pipeline with described measuring pump 9, and share a valve 8 for being communicated with solid-phase extraction column 1 and connecing the pipeline of liquid bottle 3 with between the pipeline for being communicated with the port of export connecing liquid bottle 3 and measuring pump 9, or use independently valve 8 separately.Described supplementing solvent bottle 5 can be one or more.
Preferably, according to device provided by the invention, wherein, described device also comprises waste liquid bottle 4, and described waste liquid bottle 4 can be one or more, and this one or more waste liquid bottle 4 is communicated with the port of export of described measuring pump 9 by valve 8 and/or pipeline.When described waste liquid bottle 4 is multiple, multiple described waste liquid bottle 4 can be communicated with the port of export of described measuring pump 9 by pipeline and a multiway valve 8; Also multiple described waste liquid bottle 4 can be communicated with the port of export of described measuring pump 9 respectively by pipeline and multiple single-pass valve 8.
According to the first preferred embodiment of the present invention, as shown in Figure 1, automatic solid-phase extraction device provided by the invention comprise solid-phase extraction column 1, solvent bottle 2, connect liquid bottle 3, waste liquid bottle 4, supplementing solvent bottle 5 and measuring pump 9.Described solid-phase extraction column 1 is one, described solvent bottle 2 is two, described measuring pump 9 is three, two solvent bottles 2 are communicated with respectively by the entrance point of pipeline with a measuring pump 9, and the port of export of two measuring pumps 9 be communicated with described solvent bottle 2 is communicated with one end of described solid-phase extraction column 1 by the pipeline being provided with valve 8; The described liquid bottle 3 that connects is two, and two are connect liquid bottle 3 and are communicated with one end of described solid-phase extraction column 1 by the pipeline being provided with valve 8; Described waste liquid bottle 4 is one, and a waste liquid bottle 4 is communicated with the port of export of two measuring pumps 9 by the pipeline being provided with valve 8; Described supplementing solvent bottle 5 is one, and a supplementing solvent bottle 5 is communicated with by the entrance point of pipeline with a measuring pump 9, and the port of export of this measuring pump 9 is communicated with the described liquid bottle 3 that connects by the pipeline being provided with valve 8.
Wherein, by pipeline and a shared valve 8, the port of export of two measuring pumps 9 is communicated with one end of a solid-phase extraction column 1 with a waste liquid bottle 4.
According to the second preferred embodiment of the present invention, as shown in Figure 2, automatic solid-phase extraction device provided by the invention comprise solid-phase extraction column 1, solvent bottle 2, connect liquid bottle 3, waste liquid bottle 4, supplementing solvent bottle 5 and measuring pump 9.Described solid-phase extraction column 1 is one, described solvent bottle 2 is two, described measuring pump 9 is three, two solvent bottles 2 are communicated with the entrance point of a measuring pump 9 respectively by pipeline, and the port of export of described two measuring pumps 9 be communicated with two solvent bottles 2 is communicated with one end of described solid-phase extraction column 1 by the pipeline being provided with valve 8; The described liquid bottle 3 that connects is two, two are connect liquid bottle 3 and are communicated with one end of described solid-phase extraction column 1 by the pipeline being provided with valve 8, particularly, one end of solid-phase extraction column 1 is connect liquid bottle 3 by valve 8 and pipeline be communicated with two, and the port of export of a measuring pump 9 is connect liquid bottle 3 by another valve 8 and pipeline be communicated with two; Described waste liquid bottle 4 is one, and a waste liquid bottle 4 is communicated with the port of export of the measuring pump 9 being connected with solvent bottle 2 by the pipeline being provided with valve 8; Described supplementing solvent bottle 5 is one, and a supplementing solvent bottle 5 is communicated with a measuring pump 9 by pipeline.
Wherein, also the port of export of two measuring pumps 9 being connected with two solvent bottles can be communicated with a waste liquid bottle 4 one end with described solid-phase extraction column 1 by pipeline and a valve 8.
According to the third preferred embodiment of the present invention, as shown in Figure 3, automatic solid-phase extraction device provided by the invention comprise solid-phase extraction column 1, solvent bottle 2, connect liquid bottle 3, waste liquid bottle 4, supplementing solvent bottle 5 and measuring pump 9.Described solid-phase extraction column 1 is one, described solvent bottle 2 is two, described measuring pump 9 is for having the pump of three pump heads 7, two solvent bottles 2 are communicated with wherein two pump heads 7 of measuring pump 9 respectively by pipeline, and the port of export of described measuring pump 9 is communicated with one end of described solid-phase extraction column 1 by the pipeline being provided with valve 8; The described liquid bottle 3 that connects is two, and two are connect liquid bottle 3 and are communicated with one end of described solid-phase extraction column 1 by the pipeline being provided with valve 8; Described waste liquid bottle 4 is one, and a waste liquid bottle 4 is communicated with the port of export of described measuring pump 9 by the pipeline being provided with valve 8; Described supplementing solvent bottle 5 is one, and a supplementing solvent bottle 5 is communicated with a pump head 7 of described measuring pump 9 by pipeline.
According to the 4th kind of preferred embodiment of the present invention, as shown in Figure 4, automatic solid-phase extraction device provided by the invention comprise solid-phase extraction column 1, solvent bottle 2, connect liquid bottle 3, waste liquid bottle 4, supplementing solvent bottle 5 and measuring pump 9.Described solid-phase extraction column 1 is multiple, described solvent bottle 2 is two or more, described measuring pump 9 is two or more, two or more solvent bottle 2 is communicated with by the entrance point of pipeline with described measuring pump 9, and the port of export of described measuring pump 9 is communicated with one end of multiple described solid-phase extraction column 1 respectively by the pipeline being provided with valve 8; The described liquid bottle 3 of connecing, for multiple, multiplely connect liquid bottle 3 by the pipeline being provided with valve 8 and is communicated with one end of described solid-phase extraction column 1; Described waste liquid bottle 4 is one, and a waste liquid bottle 4 is communicated with the port of export of described measuring pump 9 by the pipeline being provided with valve 8; Described supplementing solvent bottle 5 is one, and supplementing solvent bottle 5 is communicated with the entrance point of described measuring pump 9 by pipeline, and the port of export of described measuring pump 9 is communicated with the described liquid bottle 3 that connects by the pipeline being provided with valve 8.
According to first to fourth kind of preferred embodiment provided by the invention, its concrete operations can be: the operational mode arranging the automatic control system (not shown) in the present invention, oil product to be extracted is joined in solid-phase extraction column 1, by measuring pump 9 solvent orange 2 A in solvent bottle 2 pumped in solid-phase extraction column 1 through pipeline and measuring pump (or pump head 7) and valve 8 and extract, by valve 8 switching, a component in solid-phase extraction column 1 being entered connects in liquid bottle 3, simultaneously by measuring pump 9(or pump head 7) material in supplementing solvent bottle 5 pumped into connect in liquid bottle 3 accordingly, then measuring pump 9 is stopped.Again start measuring pump 9 through valve 8 and measuring pump (or pump head 7) the solvent B in another solvent bottle 2 to be pumped in solid-phase extraction column 1 and extract, making the b component in solid-phase extraction column 1 enter corresponding another by valve 8 switching connects in liquid bottle 3, simultaneously by measuring pump 9(or pump head 7) material in supplementing solvent bottle 5 pumped into connect in liquid bottle 3 accordingly, then stop measuring pump 9.Extraction process terminates.
According to the 5th kind of preferred embodiment of the present invention, as shown in Figure 5, automatic solid-phase extraction device provided by the invention comprise solid-phase extraction column 1, solvent bottle 2, connect liquid bottle 3, waste liquid bottle 4, supplementing solvent bottle 5, measuring pump 9, drive unit 10, transmission device 11, pallet 6.Described solid-phase extraction column 1 is multiple, described solvent bottle 2 is two or more, described measuring pump 9 is two or more, two or more solvent bottle 2 is communicated with by the entrance point of pipeline with described measuring pump 9, and the port of export of described measuring pump 9 is communicated with one end of multiple described solid-phase extraction column 1 respectively by the pipeline being provided with valve 8; The described liquid bottle 3 that connects is for multiple, and multiple liquid bottle 3 that connects is placed on pallet 6, drives transmission device 11 to move by drive unit 10, directly connects with one end of one or more solid-phase extraction column 1 be connected arranged side by side; Described waste liquid bottle 4 is one, and a waste liquid bottle 4 is communicated with the port of export of described measuring pump 9 by the pipeline being provided with valve 8; Described supplementing solvent bottle 5 is one, supplementing solvent bottle 5 is communicated with the entrance point of described measuring pump 9 by pipeline, selective and the one or more liquid bottle 3 that connects of the port of export of described measuring pump 9 is connected, transmission device 11 is driven by drive unit 10, and then the pallet 6 on drive transmission device 11, the corresponding liquid bottle 3 that connects on pallet 6 is connected with the port of export of measuring pump 9.
According to the 5th kind of preferred embodiment provided by the invention, its concrete operations operate similar to aforementioned four kinds, and difference is: a component in solid-phase extraction column 1 and b component enter through respectively use transmission system transmission as above and rise connect in liquid bottle 3; Material in described supplementing solvent bottle 5 enters through connecing in liquid bottle 3 of use delivery system as above.
Claims (10)
1. an automatic solid-phase extraction device, it is characterized in that, this device comprises solid-phase extraction column (1), solvent bottle (2), connects liquid bottle (3) and measuring pump (9), described solvent bottle (2) is communicated with the entrance point of measuring pump (9), the port of export of described measuring pump (9) is communicated with one end of described solid-phase extraction column (1), described in connect liquid bottle (3) for receiving from the material of the other end of described solid-phase extraction column (1).
2. device according to claim 1, is characterized in that, described solvent bottle (2) is communicated with by pipeline with one end of described solid-phase extraction column (1) with the port of export of the entrance point of measuring pump (9), described measuring pump (9).
3. device according to claim 2, it is characterized in that, described measuring pump (9), for one or more, shared a valve between the port of export of one or more described measuring pump (9) be communicated with by pipeline and one end of described solid-phase extraction column (1) or uses independently valve separately.
4. device according to claim 1, is characterized in that, described solvent bottle (2) is for one or more.
5. device according to claim 1, is characterized in that, described solid-phase extraction column (1) is for one or more.
6. device according to claim 5, is characterized in that, the other end of corresponding each described solid-phase extraction column (1) be provided with one or more described in connect liquid bottle (3).
7. device according to claim 6, it is characterized in that, described one or more liquid bottle (3) that connects is communicated with pipeline by valve with between the other end of each solid-phase extraction column (1), is one or more for the valve be communicated with between one or more port of export connecing liquid bottle (3) and measuring pump (9).
8. device according to claim 6, it is characterized in that, described device also comprises transfer system, described transfer system comprises drive unit and transmission device, described one or more liquid bottle (3) that connects is placed on transmission device, described transfer system can drive the operation of transmission device by drive unit and automatically location connects liquid bottle (3) in the drain position of solid-phase extraction column (1), makes describedly one or morely to connect the material that liquid bottle (3) receives the other end from solid-phase extraction column (1) respectively.
9. according to the device in claim 1-8 described in any one, it is characterized in that, described device also comprises supplementing solvent bottle (5), and described supplementing solvent bottle (5) is communicated with the entrance point of described measuring pump (9).
10. device according to claim 1, is characterized in that, described device also comprises waste liquid bottle (4), and described waste liquid bottle (4) is communicated with the port of export of described measuring pump (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310676035.2A CN104707359A (en) | 2013-12-11 | 2013-12-11 | Automatic solid phase extraction apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310676035.2A CN104707359A (en) | 2013-12-11 | 2013-12-11 | Automatic solid phase extraction apparatus |
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| CN104707359A true CN104707359A (en) | 2015-06-17 |
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| CN201310676035.2A Pending CN104707359A (en) | 2013-12-11 | 2013-12-11 | Automatic solid phase extraction apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106018613A (en) * | 2016-06-23 | 2016-10-12 | 西安交通大学 | Solid-phase extraction device capable of realizing multi-column series connection through online switching and extraction method of solid-phase extraction device |
| CN106178596A (en) * | 2016-09-13 | 2016-12-07 | 中华人民共和国张家港出入境检验检疫局 | Solid-Phase Extraction pressue device |
| CN110763644A (en) * | 2019-11-04 | 2020-02-07 | 长安大学 | Separation method of four components of asphalt |
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| CN110763644B (en) * | 2019-11-04 | 2022-03-25 | 长安大学 | Separation method of four components of asphalt |
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Application publication date: 20150617 |
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