CN207440116U - A kind of Elemental Speciation Analysis instrument - Google Patents

Abstract

The utility model discloses a kind of Elemental Speciation Analysis instrument of technical field of analytical instruments, derive transition device, Atomic Fluorescence Spectrometer and liquid waste treating apparatus including sampling device, valence state separation chromatogram arrangement, the positive and negative valence state electrophoretic separation device of direct current, Relative-State intervention device, Electrochemical hydriding device, gaseous hydride stability.The utility model separates mode derived from hydrogenated object using high performance liquid chromatography electrophoresis valence state and carries out sample pre-treatments, it is detected subsequently into atomic fluorescence spectrophotometry, solve the problems, such as existing elemental analyser poor reproducibility, sensitivity is low, morphological data is inaccurate, while avoid cumbersome sample pretreatment process.

Description

A kind of Elemental Speciation Analysis instrument

Technical field

The utility model is related to a kind of analytical instrument, are specially a kind of Elemental Speciation Analysis instrument.

Background technology

Heavy metal pollution refers to the environmental pollution as caused by heavy metal or its compound, and heavy metal can be enriched in human body, Once the tolerance limit more than human body will be poisoned, body is caused great harm.And its extent of injury depends on heavy metal Concentration and chemical form, the heavy metal of the similary concentration toxicity under different forms differs greatly, thus needs to not similar shape The heavy metal element of state is analyzed.

In morphological analysis spectral detection application at present, often by cumbersome sample pretreatment process, and cannot be to object The relevant ions of Relative-State, substituent group, functional group eliminate or shield in matter or pre-treatment reagent, so as to disturb the inspection of examined element Survey, often poor reproducibility, sensitivity is low, morphological data is inaccurate.

Utility model content

It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of Elemental Speciation Analysis instrument The problem of.

To achieve the above object, the utility model provides following technical solution：

A kind of Elemental Speciation Analysis instrument, it is characterised in that：It is positive and negative including sampling device, valence state separation chromatogram arrangement, direct current Valence state electrophoretic separation device, Relative-State intervention device, Electrochemical hydriding device, gaseous hydride stability derive transition device, Atomic Fluorescence Spectrometer and liquid waste treating apparatus；Wherein：The sampling device, valence state separation chromatogram arrangement, the positive and negative valence state of direct current Device, Relative-State intervention device, Electrochemical hydriding device, gaseous hydride stability is separated by electrophoresis and derives transition device, atom It is sequentially connected in series between Fluorescence Spectrometer by the tetrafluoroethene pipeline that insulate；Device, electrification is separated by electrophoresis in the positive and negative valence state of direct current Hydrogenation apparatus is learned with liquid waste treating apparatus by the tetrafluoroethene pipeline that insulate to be connected.

Further technical solution is：The sampling device includes liquid chromatogram separation eluent conveying device and and liquid phase The sample intervention device of chromatographic isolation eluent conveying device connection；The sample intervention device leads to sample introduction for liquid chromatogram six Valve.

Further technical solution is：The valence state separation chromatogram arrangement includes liquid-phase chromatographic column temperature control device and arranged on liquid Liquid-phase chromatographic column inside phase chromatographic column temperature control device；The output of the input port connection sample intervention device of the liquid-phase chromatographic column Mouthful, the positive and negative valence state electrophoretic separation device of liquid-phase chromatographic column delivery outlet connection direct current；The liquid-phase chromatographic column shaft is melten glass Pipe.

Further technical solution is：The positive and negative valence state electrophoretic separation device of direct current includes main body one, the main body one On set seal nipple, sample and carrier input port, diversion trench, adjustable high voltage electric field electrode, permeable membrane, adjustable low-pressure permeability electricity Pole, non-detection valence state diffluence pass, detection valence state diffluence pass, low-pressure permeability superpressure seepage port, fixed sleeve part；The sample and carrier Input port is connected with liquid-phase chromatographic column delivery outlet；It is high pressure pre-separation area between the positive and negative anodes of the adjustable high voltage electric field electrode； Non-detection valence state diffluence pass is set at the upper end electrode position of the adjustable low-pressure permeability electrode, detection valency is set at lower end electrode position State diffluence pass is low-pressure permeability Disengagement zone between the two poles of the earth；Low-pressure permeability Disengagement zone centre position is equipped with permeable membrane；It is described to ooze Permeable membrane is connected with low-pressure permeability superpressure seepage port；The low-pressure permeability superpressure seepage port and non-detection valence state diffluence pass are and waste liquid Processing unit is connected.

Further technical solution is：The Relative-State intervention device includes the solid fast conveying device of detection valence state, cathode electricity The mixer that solution liquid conveying device and fast conveying device solid with detection valence state, catholyte conveying device delivery outlet are connected； The solid fast conveying device input port of detection valence state is connected with detection valence state diffluence pass, the catholyte conveying device input Mouth connection catholyte.

Further technical solution is：The Electrochemical hydriding device includes main body two, main body three, main body four, the master Hydrogenation room is fixedly connected to form by fastening screw between body two, main body three, main body four；Hydrogenation gas delivery outlet is set in main body two, is surpassed Press seepage port, gasket；Main body three is equipped with cathode chamber input port, cathode chamber seepage port；Set in main body four anode chamber input port, Anode chamber's refluxing opening；Anode electrode, amberplex, cathode electrode, gas-liquid separation membrane and gas infiltration are set in the hydrogenation room Film, for the anode electrode between anode chamber input port, anode chamber's refluxing opening, the cathode electrode is located at cathode chamber input Between mouth, cathode chamber seepage port, the amberplex is between anode electrode and cathode electrode, the gas-liquid separation membrane position Above cathode electrode, the gas-permeable membrane is located above gas-liquid separation membrane；The main body four is intermembranous for sun with ion exchange Pole room, it is cathode chamber that amberplex is intermembranous with gas-liquid separation, is plenum chamber between gas-liquid separation membrane and gas-permeable membrane, gas It is low pressure gas area between permeable membrane and main body two；The delivery outlet of the cathode chamber input port connection threeway；The threeway input port one It is connected with mixer delivery outlet, threeway input port two is connected with hydrogenation gas；The anode chamber input port and Electrochemical hydriding anode Electrolyte conveying device delivery outlet connects；Anode chamber's refluxing opening is directly back to anolyte reservoir；The cathode chamber Seepage port, superpressure seepage port are connected with liquid waste treating apparatus；The hydrogenation gas delivery outlet derives with gaseous hydride stability Transition device connects.

Further technical solution is：The gaseous hydride stability, which derives transition device, includes the mirror of low UV absorption Face aluminium derives box；The specular aluminium of the low UV absorption derive box be equipped with the fixed suit of input, the derivative helix tube of quartz, 253.7nm ultraviolet lamp tubes, the fixed suit of output, lamp holder, temperature detection sensor, ultraviolet radiation sensor, leakage warning device； The 253.7nm ultraviolet lamp tubes are assemblied in the derivative helix tube spiral of quartz；The fixed suit of input is disguised with electrochemical hydrogen The delivery outlet connection of hydrogenation gas is put, the fixed suit of output is connected with Atomic Fluorescence Spectrometer.

Further technical solution is：The liquid waste treating apparatus includes main body casing, and the is equipped in the main body casing First, second, third back pressure regulating valve, first, second, third check valve, first, second, third electronic flowmeter, first, 2nd, the 3rd waste liquid mixing tee, first, second, third liquid waste processing additive conveying peristaltic pump, first, second, third waste liquid Handle pipeline, liquid waste tank and waste liquid delivery outlet；The first back pressure regulating valve input port is connected with non-detection valence state diffluence pass, Second back pressure regulating valve input port is connected with low-pressure permeability superpressure seepage port, the 3rd back pressure regulating valve input port and superpressure seepage port Connection, first, second, third back pressure regulating valve delivery outlet connects respectively with first, second, third check valve input port, described First, second, third check valve delivery outlet connects respectively with first, second, third electronic flowmeter input port, described first, Second, third electronic flowmeter delivery outlet connects respectively with an input port of first, second, third waste liquid mixing tee, institute First, second, third another input port of waste liquid mixing tee is stated to convey with first, second, third liquid waste processing additive respectively Peristaltic pump delivery outlet connects, first, second, third liquid waste processing additive conveying peristaltic pump input port respectively with it is corresponding Liquid waste processing additive connects；First, second, third waste liquid mixing tee delivery outlet and first, second, third liquid waste processing pipe Road input port connects, and the first, second, third liquid waste processing pipeline delivery outlet flows directly into liquid waste tank, the waste liquid storage Slot is internally provided with stirring rotator, and bottom is equipped with magnetic agitation, and the neck of liquid waste tank is equipped with waste liquid delivery outlet, the waste liquid output Mouth flows directly into waste liquid storage device.

Further technical solution is：It are furnished with 1mm turbulent flow baffles in the derivative helix tube of quartz.

Further technical solution is：The solid speed conveying dress of the liquid chromatogram separation eluent conveying device, detection valence state It puts, catholyte conveying device, mixer, Electrochemical hydriding anolyte conveying device are accurate constant flow pump, described The pumping cylinder of accurate constant flow pump is melten glass pipe, and plunger rod is quartzy plunger rod.

Compared with prior art, the beneficial effects of the utility model are：

(1) by the way of high performance liquid chromatography-electrophoretic separation-hydrogenation generation-Hydride generation-atomic fluorescence spectrophotometry into Row detection, avoids cumbersome sample pretreatment process, interference element is avoided to intervene, multistage is exaggerated detection sensitivity；

(2) continued using variable field strength, pulse direct current electric field realizes the separation of positive and negative valence state by the ion of element to be measured It frees from the molecular structure of raw sample complexity, realization efficiently separates；

(3) hydrogenate element to be measured using Electrochemical hydriding mode, reduce while hydrogenation effect is ensured carrier fluid and The use of reducing agent；

(4) gaseous hydride stability is derived transition device and is spread out using the derivative helix tube of quartz and low UV absorption specular aluminium Raw box maximizes ultraviolet radioactive and derives, equipped with 1mm turbulent flow baffles in quartzy helix tube, do not losing separating degree, realizes Turbulent flow, so as to improve ultraviolet derivative efficiency；

(5) gaseous hydride stability derives the leakage that transition device monitors derivative confined space using warning device in real time Situation, while equipped with derivative radiation intensity monitoring device, derivative temperature monitoring device to the temperature and radiation intensity in derivative box It is monitored, ensures safety；

(6) gaseous hydride stability derivative transition device monitors ultraviolet lamp in real time using derivative radiation intensity monitoring device Intensity adjusts the bombardment ionic strength of ultraviolet lamp power supply according to Strength Changes, to reach UV intensity stabilization, ensures derivative stablize Property；

(7) liquid waste treating apparatus ensures that waste liquid is effectively handled, reduces to environment using each unit waste liquid mode is handled respectively Harm；

(8) liquid waste treating apparatus uses flow monitoring and conveying linkage function, to save the use of liquid waste processing additive Amount, it is ensured that maximization reduces cost, environmental protection.

Description of the drawings

Fig. 1 is the structure diagram of the utility model；

Fig. 2 is the structure diagram that device is separated by electrophoresis in the positive and negative valence state of direct current；

Fig. 3 is the structure diagram of Electrochemical hydriding device；

Fig. 4 is the structure diagram that gaseous hydride stability derives transition device；

Fig. 5 is the structure diagram of liquid waste treating apparatus；

In figure：1- liquid chromatogram separation eluents conveying device, 2- samples intervention device, 3- valence states separation chromatogram arrangement, The positive and negative valence state electrophoretic separation device of 4- direct currents, the solid fast conveying device of 5- detection valence states, 6- catholytes conveying device, 7- mixing The Electrochemical hydriding anolyte conveying device of device, 8-, the Electrochemical hydriding devices of 9-, 10- gaseous hydrides stability derive jump Device, 11- Atomic Fluorescence Spectrometer and liquid waste treating apparatus, 12- seal nipples, 13- samples and carrier input port, 14- is moved to lead Chute, 15- are adjustable high voltage electric field electrode, 16- high pressure pre-separations area, 17- permeable membranes, 18- is adjustable low-pressure permeability electrode, 19- are non- Detect valence state diffluence pass, 20- detection valence states diffluence pass, 21- low-pressure permeabilities Disengagement zone, 22- low-pressure permeability superpressures seepage port, 23- Fixed sleeve part, 24- main bodys one, 25- threeways, 26- cathode chambers input port, 27- cathode electrodes, 28- cathode chambers seepage port, 29- are cloudy Pole room, 30- anode chambers input port, 31- anode electrodes, 32- anode chambers, 33- anode chambers refluxing opening, 34- amberplexes, 35- Gas-liquid separation membrane, 36- plenum chambers, 37- gas-permeable membranes, 38- hydrogenation gas delivery outlet, 39- low pressure gas area, 40- superpressure seepage flow Mouth, 41- hydrogenation room, 42- main bodys two, 43- main bodys three, 44- main bodys four, 45- fastening screws, the fixed suit of 46- inputs, 47- stones English derives helix tube, 48-253.7nm ultraviolet lamp tubes, the fixed suit of 49- outputs, 50- lamp holders, 51- temperature detection sensors, 52- Ultraviolet radiation sensor, 53- leakages warning device, the specular aluminium of the low UV absorptions of 54- derive box, 55- first, second, third Back pressure regulating valve, first, second, third check valves of 56-, first, second, third electronic flowmeters of 57-, 58- first, second, 3rd waste liquid mixing tee, first, second, third liquid waste processing additives of 59- conveying peristaltic pump, 60- first, second, third Liquid waste processing pipeline, 61- liquid waste tanks, 62- stirring rotators, 63- magnetic agitations, 64- waste liquids delivery outlet, 65- main body casings.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

As shown in Figs. 1-5, the utility model provides a kind of Elemental Speciation Analysis instrument, including including sampling device, valence state The positive and negative valence state electrophoretic separation device 4 of separation chromatography device 3, direct current, Relative-State intervention device, Electrochemical hydriding device 9, Gaseous Hydrogen Compound stability derives transition device 10, Atomic Fluorescence Spectrometer and liquid waste treating apparatus 11.

Wherein：

The sampling device includes liquid chromatogram separation eluent conveying device 1 and is conveyed with liquid chromatogram separation eluent The sample intervention device 2 that device 1 connects, the sample intervention device 2 are liquid chromatogram six-way injection valve.

The valence state separation chromatogram arrangement 3 includes liquid-phase chromatographic column temperature control device and in liquid-phase chromatographic column temperature control device Liquid-phase chromatographic column；The liquid-phase chromatographic column shaft is melten glass pipe；The input port connection sample of the liquid-phase chromatographic column is situated between Enter the delivery outlet of device 2, the positive and negative valence state electrophoretic separation device 4 of chromatographic column delivery outlet connection direct current.

The positive and negative valence state electrophoretic separation device 4 of direct current includes main body one, and seal nipple 12, sample are set in the main body 1 Product and carrier input port 13, diversion trench 14, adjustable high voltage electric field electrode 15, permeable membrane 17, adjustable low-pressure permeability electrode 18, non-inspection Survey valence state diffluence pass 19, detection valence state diffluence pass 20, low-pressure permeability superpressure seepage port 22, fixed sleeve part 23；The sample and load Body input port 13 is connected with liquid-phase chromatographic column delivery outlet；Divide in advance for high pressure between the positive and negative anodes of the adjustable high voltage electric field electrode 15 From area 16；Non-detection valence state diffluence pass 19, lower end electrode position are set at the upper end electrode position of the adjustable low-pressure permeability electrode 18 The place of putting sets detection valence state diffluence pass 20, is low-pressure permeability Disengagement zone 21 between the two poles of the earth；21 interposition of low-pressure permeability Disengagement zone Permeable membrane 17 is installed；The permeable membrane 17 is connected with low-pressure permeability superpressure seepage port 22.

The Relative-State intervention device include the solid fast conveying device 5 of detection valence state, catholyte conveying device 6 and with inspection Survey the connected mixer 7 of the solid fast conveying device 5 of valence state, 6 delivery outlet of catholyte conveying device；The solid speed of detection valence state 5 input port of conveying device is connected with detection valence state diffluence pass 20,6 input port of the catholyte conveying device connection cathode electricity Solve liquid.

The Electrochemical hydriding device 9 includes main body 2 42, main body 3 43, main body 4 44, the main body 2 42, main body three 43rd, hydrogenation room 41 is fixedly connected to form by fastening screw 45 between main body 4 44；Hydrogenation gas delivery outlet 38 is set in main body 2 42, is surpassed Press seepage port 40, gasket；Main body 3 43 is equipped with cathode chamber input port 26, cathode chamber seepage port 28；Sun is set in main body 4 44 Pole room input port 30, anode chamber's refluxing opening 33；Anode electrode 31, amberplex 34, cathode electrode are set in the hydrogenation room 41 27th, gas-liquid separation membrane 35 and gas-permeable membrane 37, the anode electrode 31 are located at anode chamber input port 30, anode chamber's refluxing opening 33 Between, between cathode chamber input port 26, cathode chamber seepage port 28, the amberplex 34 is located at the cathode electrode 27 Between anode electrode 31 and cathode electrode 27, the gas-liquid separation membrane 35 is located at 27 top of cathode electrode, the gas-permeable membrane 37 are located at 35 top of gas-liquid separation membrane；For anode chamber 32 between the main body 4 44 and amberplex 34, amberplex 34 with It is cathode chamber 29 between gas-liquid separation membrane 35, is plenum chamber 36 between gas-liquid separation membrane 35 and gas-permeable membrane 37, gas-permeable membrane It is low pressure gas area 39 between 37 and main body 2 42；The cathode chamber input port 26 connects the delivery outlet of threeway 25；The threeway 25 is defeated Entrance one is connected with 7 delivery outlet of mixer, and 25 input port two of threeway is connected with hydrogenation gas；The anode chamber input port 30 and electrification Learn the 8 delivery outlet connection of hydrogenation anolyte conveying device；Anode chamber's refluxing opening 33 is directly back to anolyte appearance Device；The cathode chamber seepage port 28, superpressure seepage port 40 are connected with liquid waste treating apparatus 11；The hydrogenation gas delivery outlet 38 with Gaseous hydride stability derives transition device 10 and connects.

The gaseous hydride stability, which derives transition device 10, includes the specular aluminium derivative box 54 of low UV absorption；It is described The specular aluminium of low UV absorption derives box 54 and is equipped with the fixed suit 46 of input, the derivative helix tube 47 of quartz, 253.7nm ultraviolet lamp tubes 48th, the fixed suit 49 of output, lamp holder 50, temperature detection sensor 51, ultraviolet radiation sensor 52, leakage warning device 53；Institute 253.7nm ultraviolet lamp tubes 48 are stated to be assemblied in quartz 47 spiral of derivative helix tube；The fixed suit 46 of input and hydrogenation gas are defeated 38 connection of outlet, the fixed suit 49 of output are connected with Atomic Fluorescence Spectrometer.

The liquid waste treating apparatus 11 includes main body casing 65, and first, second, third back of the body is equipped in the main body casing 65 Press regulating valve 55, first, second, third check valve 56, first, second, third electronic flowmeter 57, first, second, third useless Liquid mixing tee 58, first, second, third liquid waste processing additive conveying peristaltic pump 59, first, second, third liquid waste processing Pipeline 60, liquid waste tank 61 and waste liquid delivery outlet 64；The first back pressure regulating valve input port and non-detection valence state diffluence pass 19 Connection, the second back pressure regulating valve input port are connected with low-pressure permeability superpressure seepage port 22, and the 3rd back pressure regulating valve input port is with surpassing Pressure seepage port 40 connect, first, second, third back pressure regulating valve delivery outlet respectively with first, second, third check valve input port Connection, the first, second, third check valve delivery outlet connect respectively with first, second, third electronic flowmeter input port, The first, second, third electronic flowmeter delivery outlet is defeated with one of first, second, third waste liquid mixing tee 58 respectively Entrance connect, first, second, third waste liquid mixing tee, 58 another input port respectively at first, second, third waste liquid Additive conveying peristaltic pump 59 delivery outlet connection is managed, the first, second, third liquid waste processing additive conveying peristaltic pump 59 is defeated Entrance connects respectively with corresponding liquid waste processing additive；First, second, third waste liquid mixing tee, 58 delivery outlet and first, Second, third 60 input port of liquid waste processing pipeline connects, and the first, second, third liquid waste processing pipeline, 60 delivery outlets are direct Liquid waste tank 61 is flowed to, the liquid waste tank 61 is internally provided with stirring rotator 62, and bottom is equipped with magnetic agitation 63, liquid waste tank 61 Neck be equipped with waste liquid delivery outlet 64, the waste liquid delivery outlet 64 flows directly into waste liquid storage device.

It are furnished with 1mm turbulent flow baffles in the derivative helix tube 47 of quartz.

The solid fast conveying device 5 of the liquid chromatogram separation eluent conveying device 1, detection valence state, catholyte conveying Device 6, mixer 7, Electrochemical hydriding anolyte conveying device 8 are accurate constant flow pump, the pump of the precision constant flow pump Cylinder is melten glass pipe, and plunger rod is quartzy plunger rod.

The analysis principle and process of elemental analysis are carried out using the utility model：

Liquid chromatogram separation eluent is inputted through liquid chromatogram separation eluent conveying device 1 in instrument, sample to be tested warp Sample intervention device 2 is intervened, and after liquid chromatogram post separation, the high pressure into the positive and negative valence state electrophoretic separation device 4 of direct current is divided in advance From area 16, under DC electric field effect, cationic (charged group) is moved to cathode (low potential), anion (charged group) phase Instead, zwitterion is separated from each other, then realizes that positive and negative valence state separates (electric field by the ion exchange of low-pressure permeability Disengagement zone 21 Intensity can be adjusted by electrical potential difference), it is flowed out under the action of hydraulic pressure by corresponding diffluence pass.

Detection valence state separating liquid after separation carries charge, it is necessary to use insulation pipeline and encapsulated with melten glass, ensures Charge only has micro transfer, while uses accurate constant flow pump (accurate constant flow pump avoids electric charge transfer using quartzy plunger rod) that will divide Detection valence state separating liquid from after is transported to mixer 7；Using the same manner by the catholyte (Relative-State containing element to be measured Counterion) it is transported to mixer 7 and is mixed.

After the mixed liquor that mixer 7 exports is mixed with hydrogenation gas, into the cathode chamber 29 of Electrochemical hydriding device 9, electrification Learning hydrogenation anolyte conveying device 8 makes anolyte be cycled in anode chamber 32.It is realized under the adjustable electrical potential difference of anode and cathode Electrolysis, element generate the gaseous hydride of element to be measured with hydrogenation solid/liquid/gas reactions under electrolysis, are made by osmotic pressure after dissociating It is exported with through gas-liquid separation membrane infiltration 35 to plenum chamber via hydrogenation gas delivery outlet 38, to ensure that gaseous hydride normally oozes Go out, back pressure mode is used in cathode chamber seepage port 28.

The gaseous hydride of output enters the derivative helix tube 47 of quartz, makes surveyed element transition by ultraviolet radiation excitation Hydrogenated derivatives are generated to excitation state, hydrogenated derivatives enter back into Atomic Fluorescence Spectrometer and are detected.

Security describes, and because ultraviolet light is harmful, therefore deriving device is often using air-tight manner, the derivative spiral of quartz Hydrogenation gas (micro liquid) in pipe is flammable and combustible liquids gas, once leaking, the liquid or gas after leakage cannot Smooth discharge, since ultraviolet source long-play discharges heat, temperature accumulation to a certain extent, can become incendiary source；Therefore It easily explodes, laboratory accident occurs.The utility model monitors the leakage of derivative confined space with warning device in real time Situation ensures safety, while the temperature in deriving device and radiation intensity is monitored equipped with derivative temperature monitoring device.One Denier temperature is more than safety value, and ultraviolet source will automatically power off；Provisioned liquid waste treating apparatus can handle each unit respectively Waste liquid ensures the person and Environmental security.

While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art, It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (11)

1. a kind of Elemental Speciation Analysis instrument, it is characterised in that positive and negative including sampling device, valence state separation chromatogram arrangement (3), direct current Valence state electrophoretic separation device (4), Relative-State intervention device, Electrochemical hydriding device (9), gaseous hydride stability derive transition Device (10), Atomic Fluorescence Spectrometer and liquid waste treating apparatus (11)；Wherein：The sampling device, valence state separation chromatogram arrangement (3), the positive and negative valence state electrophoretic separation device (4) of direct current, Relative-State intervention device, Electrochemical hydriding device (9), gaseous hydride are steady It is sequentially connected in series between qualitative derivative transition device (10), Atomic Fluorescence Spectrometer by the tetrafluoroethene pipeline that insulate；The direct current Positive and negative valence state electrophoretic separation device (4), Electrochemical hydriding device (9) pass through the tetrafluoroethene that insulate with liquid waste treating apparatus (11) Pipeline is connected.

2. a kind of Elemental Speciation Analysis instrument according to claim 1, it is characterised in that：The sampling device includes liquid phase color Compose separation eluent conveying device (1) and the sample intervention device connected with liquid chromatogram separation eluent conveying device (1) (2)。

3. a kind of Elemental Speciation Analysis instrument according to claim 2, it is characterised in that：The valence state separates chromatogram arrangement (3) liquid-phase chromatographic column temperature control device and the liquid-phase chromatographic column inside liquid-phase chromatographic column temperature control device are included；The liquid phase color Compose the delivery outlet of the input port connection sample intervention device (2) of column, the positive and negative valence state electrophoretic separation of chromatographic column delivery outlet connection direct current Device (4).

4. a kind of Elemental Speciation Analysis instrument according to Claims 2 or 3, it is characterised in that：The positive and negative valence state electricity of direct current Separator (4) of swimming includes main body one, set on the main body one (24) seal nipple (12), sample and carrier input port (13), Diversion trench (14), adjustable high voltage electric field electrode (15), permeable membrane (17), adjustable low-pressure permeability electrode (18), non-detection Valence States Head piece (19), detection valence state diffluence pass (20), low-pressure permeability superpressure seepage port (22), fixed sleeve part (23)；The sample and load Body input port (13) is connected with liquid-phase chromatographic column delivery outlet；It is high pressure between the positive and negative anodes of the adjustable high voltage electric field electrode (15) Pre-separation area (16)；Non-detection valence state diffluence pass (19) is set at the upper end electrode position of the adjustable low-pressure permeability electrode (18), Detection valence state diffluence pass (20) is set at lower end electrode position, is low-pressure permeability Disengagement zone (21) between the two poles of the earth；The low-pressure permeability Disengagement zone (21) centre position is equipped with permeable membrane (17)；The permeable membrane (17) is connected with low-pressure permeability superpressure seepage port (22)； The low-pressure permeability superpressure seepage port (22) and non-detection valence state diffluence pass (19) are connected with liquid waste treating apparatus (11).

5. a kind of Elemental Speciation Analysis instrument according to claim 4, it is characterised in that：The Relative-State intervention device includes Detect the solid fast conveying device (5) of valence state, catholyte conveying device (6) and fast conveying device (5) solid with detection valence state, cathode The connected mixer (7) of electrolyte conveying device (6) delivery outlet；Solid fast conveying device (5) input port of detection valence state with It detects valence state diffluence pass (20) to be connected, catholyte conveying device (6) input port connects catholyte.

6. a kind of Elemental Speciation Analysis instrument according to claim 5, it is characterised in that：The Electrochemical hydriding device (9) Including main body two (42), main body three (43), main body four (44), between the main body two (42), main body three (43), main body four (44) Hydrogenation room (41) is fixedly connected to form by fastening screw (45)；Hydrogenation gas delivery outlet (38), superpressure seepage flow are set in main body two (42) Mouth (40), gasket；Main body three (43) is equipped with cathode chamber input port (26), cathode chamber seepage port (28)；In main body four (44) Anode chamber input port if (30), anode chamber's refluxing opening (33)；Anode electrode (31), amberplex are set in the hydrogenation room (41) (34), cathode electrode (27), gas-liquid separation membrane (35) and gas-permeable membrane (37), it is defeated that the anode electrode (31) is located at anode chamber Between entrance (30), anode chamber's refluxing opening (33), the cathode electrode (27) is located at cathode chamber input port (26), cathode chamber seepage flow Between mouth (28), the amberplex (34) is located between anode electrode (31) and cathode electrode (27), the gas-liquid separation Film (35) is located above cathode electrode (27), and the gas-permeable membrane (37) is located above gas-liquid separation membrane (35)；The main body It is anode chamber (32) between four (44) and amberplex (34), is cathode chamber between amberplex (34) and gas-liquid separation membrane (35) (29), it is plenum chamber (36) between gas-liquid separation membrane (35) and gas-permeable membrane (37), gas-permeable membrane (37) and main body two (42) it is between low pressure gas area (39)；The delivery outlet of cathode chamber input port (26) the connection threeway (25)；The threeway (25) is defeated Entrance one is connected with mixer (7) delivery outlet, and threeway (25) input port two is connected with hydrogenation gas；The anode chamber input port (30) It is connected with Electrochemical hydriding anolyte conveying device (8) delivery outlet；Anode chamber's refluxing opening (33) is directly flowed back Zhiyang Pole electrolyte container；The cathode chamber seepage port (28), superpressure seepage port (40) are connected with liquid waste treating apparatus (11)；It is described Hydrogenation gas delivery outlet (38) derives transition device (10) with gaseous hydride stability and connects.

7. a kind of Elemental Speciation Analysis instrument according to claim 6, it is characterised in that：The gaseous hydride stability is spread out The specular aluminium that raw transition device (10) includes low UV absorption derives box (54)；The specular aluminium of the low UV absorption derives box (54) the fixed suit (46) of input, the derivative helix tube (47) of quartz, 253.7nm ultraviolet lamp tubes (48), the fixed suit of output are equipped with (49), lamp holder (50), temperature detection sensor (51), ultraviolet radiation sensor (52), leakage warning device (53)；It is described 253.7nm ultraviolet lamp tubes (48) are assemblied in derivative helix tube (47) spiral of quartz；The fixed suit (46) of input and electrification It learns hydrogenation apparatus (9) and hydrogenates gas delivery outlet (38) connection, the fixed suit (49) of output connects with Atomic Fluorescence Spectrometer.

8. a kind of Elemental Speciation Analysis instrument according to claim 7, it is characterised in that：Liquid waste treating apparatus (11) bag Include main body casing (65), be equipped in the main body casing (65) first, second, third back pressure regulating valve (55), first, second, 3rd check valve (56), first, second, third electronic flowmeter (57), first, second, third waste liquid mixing tee (58), First, second, third liquid waste processing additive conveying peristaltic pump (59), first, second, third liquid waste processing pipeline (60), waste liquid Storage tank (61) and waste liquid delivery outlet (64)；The first back pressure regulating valve input port is connected with non-detection valence state diffluence pass (19), Second back pressure regulating valve input port is connected with low-pressure permeability superpressure seepage port (22), and the 3rd back pressure regulating valve input port is oozed with superpressure Head piece (40) connects, and first, second, third back pressure regulating valve delivery outlet connects respectively with first, second, third check valve input port Logical, the first, second, third check valve delivery outlet connects respectively with first, second, third electronic flowmeter input port, institute It is defeated with one of first, second, third waste liquid mixing tee (58) respectively to state first, second, third electronic flowmeter delivery outlet Entrance connect, another input port of the first, second, third waste liquid mixing tee (58) respectively with first, second, third waste liquid Treatment additive conveying peristaltic pump (59) delivery outlet connection, the first, second, third liquid waste processing additive convey peristaltic pump (59) input port connects respectively with corresponding liquid waste processing additive；First, second, third waste liquid mixing tee (58) exports Mouth is connected with first, second, third liquid waste processing pipeline (60) input port, the first, second, third liquid waste processing pipeline (60) delivery outlet flows directly into liquid waste tank (61), and the liquid waste tank (61) is internally provided with stirring rotator (62), and bottom is equipped with Magnetic agitation (63), the neck of liquid waste tank (61) are equipped with waste liquid delivery outlet (64), and the waste liquid delivery outlet (64) flows directly into Waste liquid storage device.

9. a kind of Elemental Speciation Analysis instrument according to claim 7, it is characterised in that：The derivative helix tube (47) of quartz It is interior to be furnished with 1mm turbulent flow baffles.

10. a kind of Elemental Speciation Analysis instrument according to claim 9, it is characterised in that：The liquid chromatogram separation elution The solid fast conveying device (5) of liquid conveying device (1), detection valence state, catholyte conveying device (6), mixer (7), electrochemistry It is accurate constant flow pump to hydrogenate anolyte conveying device (8), and the pumping cylinder of the precision constant flow pump is melten glass pipe, plunger Bar is quartzy plunger rod.

11. a kind of Elemental Speciation Analysis instrument according to claim 3, it is characterised in that：The liquid-phase chromatographic column shaft is Melten glass pipe.