CN204364946U - Be applicable to the SPE servicing unit of large volume Liquid sample introduction - Google Patents
Be applicable to the SPE servicing unit of large volume Liquid sample introduction Download PDFInfo
- Publication number
- CN204364946U CN204364946U CN201420846676.8U CN201420846676U CN204364946U CN 204364946 U CN204364946 U CN 204364946U CN 201420846676 U CN201420846676 U CN 201420846676U CN 204364946 U CN204364946 U CN 204364946U
- Authority
- CN
- China
- Prior art keywords
- spe
- large volume
- applicable
- servicing unit
- sample
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model relates to a kind of SPE servicing unit, be specifically related to a kind of SPE servicing unit being applicable to large volume Liquid sample introduction, the SPE servicing unit being applicable to large volume Liquid sample introduction comprises auxiliary stand, sample bottle and auxiliary piping system; Sample bottle is upside down in auxiliary stand; Auxiliary piping system and sample bottle connect.The utility model solves in current large volume fluid sample sample introduction process to be needed loaded down with trivial details artificial application of sample process and needs power drive and easily cause the problem of the situation of cross pollution, have that structure is simple, zero energy consumption, no pollution, can be applied to flexibly and easily various volume sample and various flow velocity need under SPE solid phase extraction manipulations.
Description
Technical field
The utility model relates to a kind of SPE servicing unit, is specifically related to a kind of SPE servicing unit being applicable to large volume Liquid sample introduction.
Background technology
The technical method relating to enriched with trace compound from large volume fluid sample at present has SPE disks membrane technology, SPE pillar abstraction technique, and online large volume SPE solid phase extraction techniques etc., but these technology have respective limitation, can not meet the needs of practical operation completely.SPE disks membrane technology mainly adopts membrane technology to carry out concentration and separation to compound, diaphragm mainly C8 and C18 two kinds of diaphragms of current use, in the face of the different compound of various physicochemical properties only adopts C8 with C18 two kinds of diaphragms to carry out being separated and can not reach desirable effect.And adopt SPE pillar abstraction technique, owing to also there is no commercial large volume sample injection system supporting with it at present, therefore can only rely in practical operation and manually carry out, in a large amount of sample handling processes, manual large volume sample injection is a very consuming time and process for waste of manpower.And online large volume SPE solid phase extraction techniques is due to high to instrument and equipment dependence, and instrument and equipment is expensive, a lot of laboratory is not also equipped with this kind equipment, simultaneously, pipeline due to on-line solid phase extraction system is fixing, when processing different samples, there is the situation of cross pollution, therefore just need a large amount of solvents to rinse the compound be more easily adsorbed in pipe-line system, need the solvent of at substantial.Therefore, with regard to current technology, or SPE pillar abundant species can meet the object of in practical measurement analytical work, the compound of different physico-chemical property being carried out to effective separation and concentration, and it is less demanding to instrument and equipment, the SPE solid-phase extraction device that common laboratory has just can meet experiment needs.And in large volume sample injection, need new apparatus to support the use with it, so that determination and analysis personnel are freed from loaded down with trivial details sample introduction work, improve conventional efficient.At large volume Liquid sample introduction technical elements, have to use mechanical pump to be pumped from sample bottle by liquid to enter SPE pillar and carry out concentration and separation, but this technology needs power supply to provide power drive, and the situation of cross pollution is there is when processing different samples, can not be meet the object to trace compound concentration and separation very well, therefore cannot reach the effect generally used in practical operation.
Utility model content
The purpose of this utility model is to solve in current large volume fluid sample sample introduction process to be needed loaded down with trivial details artificial application of sample process and needs power drive and easily cause the problem of the situation of cross pollution, and then provides a kind of SPE servicing unit being applicable to large volume Liquid sample introduction.
For achieving the above object, the utility model adopts following technical scheme:
Be applicable to a SPE servicing unit for large volume Liquid sample introduction, it is characterized in that: described in be applicable to large volume Liquid sample introduction SPE servicing unit comprise auxiliary stand, sample bottle and auxiliary piping system; Described sample bottle is upside down in auxiliary stand; Described auxiliary piping system and sample bottle connect.
As preferably, the auxiliary stand that the utility model adopts comprises auxiliary stand platform, be arranged on auxiliary stand platform for carrying out the balanced structure of holding and balance to solid phase extraction sample bottle and being arranged on the supporting construction for supporting auxiliary stand platform of auxiliary stand mesa base; Described auxiliary stand platform comprises from periphery gradually to umbilicate groove and the sample bottle hole being opened in bottom portion of groove; Described balanced structure comprises main balance columns and the spirality fixed mount of hollow screw shape in order to support and to be fixed on upside down sample bottle in solid phase extraction manipulations process; Described main balance columns is arranged on the periphery of groove; One end of described spirality fixed mount is arranged on main balance columns, and the other end is arranged on the intermediate recess place of groove; Described sample bottle hole is one or more.
As preferably, the balanced structure that the utility model adopts also comprises secondary balance columns; One end of described secondary balance columns is connected with main balance columns, and the other end is connected with the outward flange of the periphery of groove; The periphery of described main balance columns, secondary balance columns and groove forms stable triangle structure.
As preferably, the groove that the utility model adopts is the rectangle structure of plane to umbilicate center gradually from periphery, described main balance columns is the pillar of an inverted right-angled U, the bottom of described main balance columns is connected with the arbitrary long limit of groove center flat rectangular, and top is connected with secondary balance columns and spirality fixed mount respectively.
As preferably, the supporting construction that the utility model adopts is lift supporting construction; Described lift supporting construction comprises stent strut and is set in the outside and stent strut sleeve pipe that is that freely slide along the axis of stent strut of stent strut; Described stent strut is arranged on auxiliary stand mesa base; Described stent strut and stent strut sleeve pipe are provided with horizontal circular hole, in described horizontal circular hole, are provided with through hole screw; Described stent strut is fixed by through hole screw and horizontal circular hole and stent strut sleeve pipe; Described horizontal circular hole is one or more.
As preferably, the auxiliary piping system that the utility model adopts comprises the V-type joint, stream controller, liquid line, fluid collection tube, liquid filter and the SPE pillar that connect successively from top to bottom; Described V-type joint comprises first interface and the second interface; Described first interface and be respectively arranged with stream controller between the second interface and liquid line.
As preferably, the auxiliary piping system that the utility model adopts also comprises the air cleaner be arranged between first interface and stream controller and/or between the second interface and stream controller; One end of described air cleaner connects with first interface and/or the second interface respectively, the other end is provided with air filtration head.
As preferably, the auxiliary piping system that the utility model adopts also comprises the puncturing head be separately positioned on first interface and the second interface; Described puncturing head is rigid plastics puncturing head; Described puncturing head outer cover is equipped with protective sleeve.
As preferably, the auxiliary piping system that the utility model adopts also comprises the flow regulator be arranged between fluid collection tube and liquid filter.
As preferably, the liquid filter that the utility model adopts comprises housing, is arranged on the steam vent on housing and is arranged on the sieve plate of enclosure interior; Described sieve plate is provided with filter membrane; Described fluid collection tube is connected by filter membrane and sieve plate and SPE pillar successively.
The utility model has the advantages that:
The utility model proposes and utilize Action of Gravity Field principle, without the need to extra power drive, sample just can flow in SPE pillar along liquid line from sample bottle, two flow regulators up and down simultaneously in pipe-line system can coutroi velocity easily, and whole pipe-line system can accomplish single use, avoid the cross pollution between different sample.Eliminate the complicated processes that traditional large volume fluid sample crosses the artificial frequent application of sample of SPE pillar needs, also overcome the shortcoming that traditional mechanical pump needs power energy supply and the pollution to sample.The V-type joint that pipeline upper end is arranged, can import in SPE pillar by the liquid in two or more sample bottle quickly and easily, can be applied to the sample of process different volumes flexibly and easily, actual workable.The second, the support that the utility model adopts comprises groove, sample bottle hole, main balance columns, secondary balance columns, spirality fixed mount, stent strut and stent strut sleeve pipe seven part composition; Wherein, groove to umbilicate center is the rectangle structure of plane gradually with stainless steel manufacture from periphery, and the rectangle structure at center is evenly distributed with the overall structure in four circular sample bottle holes, to form main Cheng Li structure and the operating space of whole support; Main balance columns is the pillar of an inverted right-angled U, and its bottom is connected with the arbitrary long limit of groove center flat rectangular, and top is connected with secondary balance columns and spirality fixed mount respectively; One end of secondary balance columns is connected with the drift angle of main balance columns, and the other end is connected with the periphery drift angle of groove; Main balance columns and secondary balance columns form the supporting construction of helical stent post upper end jointly; Spirality fixed mount top is connected with main balance columns, and bottom is connected with groove center plane quadrilateral, forms a hollow screw shape cylindrical structure, in order to the sample bottle of upside down in support and fixing operation process.This spirality fixing rack structure is simple, materials are economized, and can play and well support fixation.The utility model has that structure is simple, zero energy consumption, no pollution, can be applied to flexibly and easily various volume sample and various flow velocity need under SPE solid phase extraction manipulations.
Accompanying drawing explanation
Fig. 1 is the structural representation of the support that the utility model adopts;
Fig. 2 is the structural representation of the groove that the utility model adopts;
Fig. 3 is the structural representation of the stent strut that the utility model adopts;
Fig. 4 is the structural representation of the stent strut sleeve pipe that the utility model adopts;
Fig. 5 is the structural representation of the sample bottle that the utility model adopts;
Fig. 6 is the structural representation of the sample bottle stopper that the utility model adopts;
Fig. 7 is the structural representation of the liquid filter that the utility model adopts;
Fig. 8 is the structural representation of the liquid pipeline system that the utility model adopts;
Wherein:
11-groove; 12-sample bottle hole; The main balance columns of 13-; The secondary balance columns of 14-; 15-spirality fixed mount; 16-stent strut; 17-stent strut sleeve pipe; 31-puncturing head; 32-protective sleeve; 33-air cleaner; 34-air filtration head; 35-stream controller; 36-liquid line; 37-fluid collection tube; 38-flow regulator; 39-liquid filter; 310-SPE pillar; 391-steam vent; 392-filter membrane; 393-sieve plate; 394-housing
Detailed description of the invention
Below, composition graphs 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8 are described in detail to technical scheme provided by the utility model:
A kind of SPE servicing unit being applicable to large volume Liquid sample introduction described in present embodiment, comprises sample holder, sample bottle and pipe-line system.
Support is made up of (see Fig. 1) groove 11, sample bottle hole 12, main balance columns 13, secondary balance columns 14, spirality fixed mount 15, stent strut 16, stent strut sleeve pipe 17 7 part.Groove 11 to umbilicate center is plane quadrilateral structure gradually with stainless steel manufacture from periphery, and the plane quadrilateral structure at center is evenly distributed with the overall structure in four circular sample bottle holes 12, to form main Cheng Li structure and operating space (see Fig. 2) of whole support.Main balance columns 13 is the pillar of an inverted right-angled U, and its bottom is connected with the arbitrary long limit of groove center flat rectangular, and top is connected with secondary balance columns and spirality fixed mount respectively.One end of secondary balance columns 14 is connected with the drift angle of main balance columns 13, and the other end is connected with the periphery drift angle of groove 11.Main balance columns 13 and secondary balance columns 14 form the supporting construction of helical stent post upper end jointly.Spirality fixed mount 15 top is connected with main balance columns 13, and bottom is connected with groove 11 central plane quadrangle, forms a hollow screw shape cylindrical structure, in order to the sample bottle of upside down in support and fixing operation process.Stent strut 16 is the solid cylinder body support frame just having the long 80cm of a horizontal circular hole (totally 7 holes) every 10cm, and stent strut sleeve pipe 17 is the hollow circular cylinder sleeve pipe just having the long 80cm of a horizontal circular hole (totally 7 holes) every 10cm.Stent strut 16 and stent strut sleeve pipe 17 are connected by the screw of the transverse direction corresponded to each other and fix, and form a liftable mounting system (see Fig. 3 and Fig. 4).Stent strut 16 is connected with four corners of groove 11 periphery, form one complete can carry constant weight and the mounting system that can be elevated.
Sample bottle is made up of the glass sample bottle of 1L and bottle closure of rubber.The sample bottle (concrete structure and size are shown in Fig. 5) of glass sample bottle to be the volume be made up of borosilicate high purity glass be 1L, the sample bottle that material is made thus can prevent and treat pollution to target compound in sample and absorption to greatest extent, ensures the efficiency of SPE.Simultaneously in order to ensure that sample bottle can keep out certain pressure when filled with fluid is inverted, special by with sample bottle with the use of sample bottle stopper (concrete structure and size are shown in Fig. 6) be designed to that there is certain thickness (being 0.6cm) fluorubber bottle cap herein, the largest outer diameter (being herein 4cm) identical with sample bottle bottleneck diameter (see Fig. 6) of bottle cap, like this after rubbery plug lid is on sample bottle bottleneck, aluminum is covered tightly by special bottle cap folder the outer surface being enclosed within bottle closure of rubber, like this, when experimental implementation starts by sample bottle upside down, the aluminum bottle cover that the fluorubber bottle stopper of sample bottle bottle mouth position jam-pack and outside are tightly overlapped just can play dual fixation, the failure of an experiment caused to prevent possible bottle cap from coming off.Simultaneously, when sample bottle upside down, liquid in sample bottle is the bottle stopper that can contact the fluorubber material be tightly placed on sample bottleneck, adopts fluorubber material to be exactly to reduce the absorption to sample and pollution that experimentation bottle stopper may cause to greatest extent.
The pipe-line system (see Fig. 8) that pipe-line system is made up of puncturing head 31, protective sleeve 32, air cleaner 33, air filtration 34, stream controller 35, liquid line 36, fluid collection tube 37, flow regulator 38, liquid filter 39 and SPE pillar 310.See Fig. 7, liquid filter 39 is made up of the steam vent 391 on it, filter membrane 392, sieve plate 393 and housing 394.
Air cleaner 33 keeps certain atmospheric pressure in sample bottle for ensureing in sample introduction process, and the liquid in such sample bottle could rely on Action of Gravity Field constantly to flow in pipe-line system at atmosheric pressure.Meanwhile, in order to ensure that the air entered in sample bottle is clean, air filtration 34 being also installed on the top of air cleaner, to remove the pollutant in air, avoiding air to the pollution of sample.
Two puncturing heads 31 are connected on the top that upper end is the teflon hose of the twin adapter of V-type respectively, select the puncturing head 31 of one end to puncture to be inverted in the utility model provide the aluminum bottle cover wrapped up outside the sample bottle of auxiliary piping system head to make puncturing head 31 penetrate the fluorubber plug of the sample bottle bottle cap of upside down, now open the stream controller of this end, adjust flux adjuster 38 just can control the flow rate of liquid of the influent filter 39 flowed out from v-shaped tube one end like a cork simultaneously, allow pending fluid sample flow through liquid line with uniform speed and finally flow in SPE pillar 310 to reach the object of the target compound of trace in extraction and concentration fluid sample.Fluid sample from up to down flows out from one end of v-shaped tube and flows to collection fluid collection tube 37 along pipeline from top to down, when the fluid pressure in fluid collection tube is greater than atmospheric pressure, the liquid in sample bottle will flow in liquid filter along flexible pipe from top to down.Filter membrane 392 in liquid filter can carry out pre-filtering to the solid content be present in fluid sample, and the larger solid content of particle in fluid sample is filtered, and prevents its blocking SPE pillar 310.Meanwhile, in order to prevent the filter membrane in liquid filter from being blocked completely by the solid content in fluid sample, liquid filter is herein designed to detachable.After filter membrane in liquid filter is completely plugged, can filter membrane be disassembled, change new filter membrane and proceed solid phase extraction manipulations, and do not lose sample or affect experimental result.Just no longer enter in this pipe-line system by the liquid of closing in the stream controller Quality control bottle of this end after the fluid sample sample introduction in a sample injection bottle is complete, and now can by regulating the pipe-line system of this end of stream controller opens of the V-arrangement pipe other end, the liquid in this end sample bottle just can enter pipe-line system and finally enter in SPE pillar 310 and carry out separation and concentration.The upper end that pipe-line system except rigid plastics puncturing head 31, rigid plastics fluid collection tube 37 and liquid filter 39 is all made up of teflon hose is the twin adapter pipe-line system of V-arrangement.
Inverted sample bottle is positioned in sample bottle hole 13, supports fixing by spirality fixed mount 15.The sample bottle that pending sample is housed is inverted on spirality fixed mount 15, with the puncturing head 31 in pipe-line system through sample bottle bottle stopper, the flow regulator 33 in pipe-line system is regulated to allow pending fluid sample flow to SPE pillar 39 with uniform speed, to reach the object of the target compound of trace in extraction and concentration fluid sample.Two puncturing heads 31 are connected on the top that upper end is the teflon hose of the twin adapter of V-type respectively, like this after the fluid sample sample introduction in a sample injection bottle is complete just by regulating the liquid in the flow regulator Quality control bottle of this one end no longer to enter in pipe-line system, and now can by the pipe-line system regulating the flow regulator of the V-arrangement pipe other end to open this end, the liquid in this end sample bottle just can be entered pipe-line system by one end of V-arrangement pipe and finally be entered in SPE pillar 39 and carry out separation and concentration.
Operation principle of the present utility model is: the fluid sample handled well is injected clean borosilicate high purity glass bottle, and experimentally need to add the chemical reagent such as Quality Control, after fluorubber gag tightly being covered on sample bottle bottleneck, aluminum is covered tightly by special bottle cap folder the outer surface being enclosed within bottle closure of rubber, turned upside down sample bottle several times, with prevent possible because bottle cap comes off the failure of an experiment caused.Get out the matters such as solid-phase extraction device, SPE pillar and balance reagent, and the teflon hose of ready cleaning.By the sample bottle upside down installing fluid sample handled well on helical stent post, when puncturing the aluminum bottle cover wrapped up outside sample bottle rubber stopper with puncturing head, as long as firmly puncturing head just can wear out bottle closure of rubber a little, the flow rate of liquid flowing into SPE pillar just can be controlled like a cork by regulating the flow regulator in pipe-line system.The top due to pipe-line system is the teflon hose of the twin adapter of V-type, just no longer enter in pipe-line system by the liquid of closing in the stream controller Quality control bottle of this one end after the fluid sample sample introduction in a sample injection bottle is complete like this, and the pipe-line system of this end now can be opened by the flow regulator opening the V-arrangement pipe other end, the liquid in this end sample bottle just can be entered pipe-line system by one end of V-arrangement pipe and finally be entered in SPE pillar and carry out separation and concentration.Fluid collection tube is for collecting the fluid sample flowed out from v-shaped tube one end connector, and when the fluid pressure in fluid collection tube is greater than atmospheric pressure, the liquid in sample bottle will flow in liquid filter along flexible pipe from top to down.Filter membrane in liquid filter can carry out pre-filtering to the solid content be present in fluid sample, and the larger solid content of particle in fluid sample is filtered, and prevents its blocking SPE pillar 310.Meanwhile, in order to prevent the filter membrane in liquid filter from being blocked completely by the solid content in fluid sample, liquid filter is herein designed to detachable.After filter membrane in liquid filter is completely plugged, can filter membrane be disassembled, change new filter membrane and proceed solid phase extraction manipulations, and do not lose sample or affect experimental result.The utility model make use of the principle of Action of Gravity Field dexterously, eliminates the complicated processes that traditional large volume fluid sample crosses the artificial frequent application of sample of SPE pillar needs, also overcomes the shortcoming that traditional mechanical pump needs power energy supply and the pollution to sample.The utility model has that structure is simple, zero energy consumption, no pollution, can be applied to flexibly and easily various volume sample and various flow velocity need under SPE solid phase extraction manipulations.
Claims (10)
1. be applicable to a SPE servicing unit for large volume Liquid sample introduction, it is characterized in that: described in be applicable to large volume Liquid sample introduction SPE servicing unit comprise auxiliary stand, sample bottle and auxiliary piping system; Described sample bottle is upside down in auxiliary stand; Described auxiliary piping system and sample bottle connect.
2. the SPE servicing unit being applicable to large volume Liquid sample introduction according to claim 1, is characterized in that: described auxiliary stand comprises auxiliary stand platform, be arranged on auxiliary stand platform for carrying out the balanced structure of holding and balance to solid phase extraction sample bottle and being arranged on the supporting construction for supporting auxiliary stand platform of auxiliary stand mesa base; Described auxiliary stand platform comprises from periphery gradually to umbilicate groove and the sample bottle hole being opened in bottom portion of groove; Described balanced structure comprises main balance columns and the spirality fixed mount of hollow screw shape in order to support and to be fixed on upside down sample bottle in solid phase extraction manipulations process; Described main balance columns is arranged on the periphery of groove; One end of described spirality fixed mount is arranged on main balance columns, and the other end is arranged on the intermediate recess place of groove; Described sample bottle hole is one or more.
3. the SPE servicing unit being applicable to large volume Liquid sample introduction according to claim 2, is characterized in that: described balanced structure also comprises secondary balance columns; One end of described secondary balance columns is connected with main balance columns, and the other end is connected with the outward flange of the periphery of groove; The periphery of described main balance columns, secondary balance columns and groove forms stable triangle structure.
4. the SPE servicing unit being applicable to large volume Liquid sample introduction according to claim 3, it is characterized in that: described groove is the rectangle structure of plane to umbilicate center gradually from periphery, described main balance columns is the pillar of an inverted right-angled U, the bottom of described main balance columns is connected with the arbitrary long limit of groove center flat rectangular, and top is connected with secondary balance columns and spirality fixed mount respectively.
5. the SPE servicing unit being applicable to large volume Liquid sample introduction according to claim 4, is characterized in that: described supporting construction is lift supporting construction; Described lift supporting construction comprises stent strut and is set in the outside and stent strut sleeve pipe that is that freely slide along the axis of stent strut of stent strut; Described stent strut is arranged on auxiliary stand mesa base; Described stent strut and stent strut sleeve pipe are provided with horizontal circular hole, in described horizontal circular hole, are provided with through hole screw; Described stent strut is fixed by through hole screw and horizontal circular hole and stent strut sleeve pipe; Described horizontal circular hole is one or more.
6. the SPE servicing unit being applicable to large volume Liquid sample introduction according to claim 1 or 2 or 3 or 4 or 5, is characterized in that: described auxiliary piping system comprises the V-type joint, stream controller, liquid line, fluid collection tube, liquid filter and the SPE pillar that connect successively from top to bottom; Described V-type joint comprises first interface and the second interface; Described first interface and be respectively arranged with stream controller between the second interface and liquid line.
7. the SPE servicing unit being applicable to large volume Liquid sample introduction according to claim 6, is characterized in that: described auxiliary piping system also comprises the air cleaner be arranged between first interface and stream controller and/or between the second interface and stream controller; One end of described air cleaner connects with first interface and/or the second interface respectively, the other end is provided with air filtration head.
8. the SPE servicing unit being applicable to large volume Liquid sample introduction according to claim 7, is characterized in that: described auxiliary piping system also comprises the puncturing head be separately positioned on first interface and the second interface; Described puncturing head is rigid plastics puncturing head; Described puncturing head outer cover is equipped with protective sleeve.
9. the SPE servicing unit being applicable to large volume Liquid sample introduction according to claim 8, is characterized in that: described auxiliary piping system also comprises the flow regulator be arranged between fluid collection tube and liquid filter.
10. the SPE servicing unit being applicable to large volume Liquid sample introduction according to claim 9, is characterized in that: described liquid filter comprises housing, is arranged on the steam vent on housing and is arranged on the sieve plate of enclosure interior; Described sieve plate is provided with filter membrane; Described fluid collection tube is connected by filter membrane and sieve plate and SPE pillar successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420846676.8U CN204364946U (en) | 2014-12-26 | 2014-12-26 | Be applicable to the SPE servicing unit of large volume Liquid sample introduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420846676.8U CN204364946U (en) | 2014-12-26 | 2014-12-26 | Be applicable to the SPE servicing unit of large volume Liquid sample introduction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204364946U true CN204364946U (en) | 2015-06-03 |
Family
ID=53321198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420846676.8U Expired - Fee Related CN204364946U (en) | 2014-12-26 | 2014-12-26 | Be applicable to the SPE servicing unit of large volume Liquid sample introduction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204364946U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108452552A (en) * | 2018-04-02 | 2018-08-28 | 中国烟草总公司郑州烟草研究院 | Solid-phase micro-extracting device and its solid phase microextraction pre-treatment component |
| CN108956258A (en) * | 2017-05-22 | 2018-12-07 | 上海安谱实验科技股份有限公司 | Solid-phase extracting disk and its processing method for bulk sample |
| CN110193215A (en) * | 2018-12-07 | 2019-09-03 | 天津迪沃特生物电子科技有限公司 | A kind of method and device gas force closed type extraction and/or purified |
-
2014
- 2014-12-26 CN CN201420846676.8U patent/CN204364946U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108956258A (en) * | 2017-05-22 | 2018-12-07 | 上海安谱实验科技股份有限公司 | Solid-phase extracting disk and its processing method for bulk sample |
| CN108452552A (en) * | 2018-04-02 | 2018-08-28 | 中国烟草总公司郑州烟草研究院 | Solid-phase micro-extracting device and its solid phase microextraction pre-treatment component |
| CN108452552B (en) * | 2018-04-02 | 2023-08-04 | 中国烟草总公司郑州烟草研究院 | Solid-phase microextraction device and solid-phase microextraction pretreatment component thereof |
| CN110193215A (en) * | 2018-12-07 | 2019-09-03 | 天津迪沃特生物电子科技有限公司 | A kind of method and device gas force closed type extraction and/or purified |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204364946U (en) | Be applicable to the SPE servicing unit of large volume Liquid sample introduction | |
| CN102866053B (en) | Durable organic matter large-volume water sample separation and concentration device | |
| CN203954732U (en) | A kind of Multi-channel solid phase extraction device | |
| CN204364947U (en) | SPE auxiliary piping system | |
| CN108072558B (en) | Water sample preparation facilities | |
| CN103439171A (en) | Portable field on-line solid phase film extraction device | |
| CN207667198U (en) | A kind of novel turnover chromatographic column | |
| CN203954733U (en) | A kind of fluid sample organic matter extracting and purifying device | |
| CN203678255U (en) | Membrane filter and automatic and rapid membrane filtration device | |
| CN105758699A (en) | Solvent desorbing device and determination method thereof | |
| CN211987210U (en) | High-flux cross-contamination-prevention solid phase extraction device | |
| CN205803485U (en) | Nucleic acid cleavage liquid separating apparatus based on porous plate | |
| CN204746108U (en) | Psammitolite filter equipment | |
| CN202267622U (en) | Filtration-solid-phase extraction combined device | |
| TWI829789B (en) | A large-scale magnetic purification system | |
| CN208212712U (en) | A kind of phytoplankton high-efficiency sedimentation device | |
| CN204364944U (en) | SPE auxiliary stand | |
| CN210198828U (en) | Full-automatic QuEChERS pretreatment all-in-one machine based on magnetic separation | |
| CN203025034U (en) | Large-volume water sample separation and enrichment device of durable organic matters | |
| CN209589593U (en) | A kind of air contaminant treatment sampling apparatus | |
| CN102702309A (en) | Protein microdialyzer and usage method | |
| CN104984587A (en) | Portable wild water solid-phase extraction and enrichment device | |
| CN201828500U (en) | Evaluation device for plate metal film | |
| CN216499471U (en) | Rectification device for research and development laboratory | |
| WO2020083372A1 (en) | Semi-continuous flow magnetic bead purification system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20151226 |
|
| EXPY | Termination of patent right or utility model |