CN103245712A - Ion mobility spectrometry based chemical warfare agent and industrial toxic gas detector, and use method thereof - Google Patents
Ion mobility spectrometry based chemical warfare agent and industrial toxic gas detector, and use method thereof Download PDFInfo
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- CN103245712A CN103245712A CN2012100236439A CN201210023643A CN103245712A CN 103245712 A CN103245712 A CN 103245712A CN 2012100236439 A CN2012100236439 A CN 2012100236439A CN 201210023643 A CN201210023643 A CN 201210023643A CN 103245712 A CN103245712 A CN 103245712A
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- 239000002575 chemical warfare agent Substances 0.000 title claims abstract description 39
- 238000001871 ion mobility spectroscopy Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims description 13
- 239000007789 gas Substances 0.000 claims abstract description 112
- 238000004140 cleaning Methods 0.000 claims abstract description 40
- 238000001514 detection method Methods 0.000 claims abstract description 29
- 238000012544 monitoring process Methods 0.000 claims abstract description 15
- 238000005516 engineering process Methods 0.000 claims description 41
- 239000004973 liquid crystal related substance Substances 0.000 claims description 15
- 238000000746 purification Methods 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 230000000740 bleeding effect Effects 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 3
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- 229910021529 ammonia Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- QKSKPIVNLNLAAV-UHFFFAOYSA-N bis(2-chloroethyl) sulfide Chemical compound ClCCSCCCl QKSKPIVNLNLAAV-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009791 electrochemical migration reaction Methods 0.000 description 2
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- 238000004451 qualitative analysis Methods 0.000 description 2
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Abstract
The invention discloses an ion mobility spectrometry based chemical warfare agent and industrial toxic gas detector. The detector comprises a shell, and a sample introduction port, a drift tube, an air passage system and a control system which are arranged in the shell, wherein an ionization region, an ion door and a drift region are arranged in the drift tube, a calibration gas inlet is arranged at the front end of the drift tube, a sample gas introduction port is arranged between the ionization region and the ion door, and a drift gas inlet and a cleaning gas inlet are arranged at the rear end of the drift tube; and the gas passage system comprises a calibration gas passage, a sample introduction gas passage, a drift gas passage and a cleaning gas passage, and the control system is connected with the signal output end of the drift tube, the calibration gas passage, the sample introduction gas passage, the drift gas passage and the cleaning gas passage to control the drift tube, the calibration gas passage, the sample introduction gas passage, the drift gas passage and the cleaning gas passage. The ion mobility spectrometry based chemical warfare agent and industrial toxic gas detector can detect and identify a plurality of chemical warfare agents and industrial toxic gases, provides a detection use mode and a monitoring use mode, can realize real-time detection of a suspected sample, and can also realize timing continuous monitoring of the specific environment.
Description
Technical field
The present invention relates to ionic migration spectrometer and using method thereof, especially relate to a kind of ionic migration spectrometer and the using method thereof that can survey chemical warfare agent and indusrial toxic gas simultaneously.
Background technology
Chemical warfare agent is divided into nerve toxicant such as tabun, sarin, soman, VX, vesicant agent such as yperite, mustardgas, lewisite and hydrogen cyanide etc., blood agent, ASPHYX etc.Indusrial toxic gas comprises ammonia, hydrogen phosphide, formaldehyde, phenol, Celfume etc.Because anti-terrorism and safety check need to detect number of chemical war agent and indusrial toxic harmful gas, and identify.
Use photoionization detection technique, metal oxide sensor technology, electrochemical sensor technology can detect chemical warfare agent and indusrial toxic harmful gas, but can't realize the identification of multiple gases.Common checkout equipment or adopt single ion mobility spectrometry technology, photoionization detection technique, metal oxide sensor technology, electrochemical sensor technology etc., or adopt multiple technologies to combine, detect chemical warfare agent and indusrial toxic harmful gas respectively, majority can only be surveyed a certain class or two class samples, can't realize detection and the identification of number of chemical war agent and indusrial toxic gas simultaneously.
Ion mobility spectrometry (Ion Mobility Spectrometry, IMS) be a kind of utilize ion in electric field the mobility difference and the technology of sample separation.After sample enters drift tube, at first arrive ionized region, a series of ionization reaction and ion-molecule reaction take place under the effect of ionization source, form various product ions.Under effect of electric field, these product ions enter the drift region by the ion gate of periodically opening, because the quality of these product ions, institute is electrically charged, collision cross-section and steric configuration have nothing in common with each other, so migration rate difference separately in electric field makes different ions arrive the asynchronism(-nization) on the detector and obtains separating.The IMS instrument of present domestic development is primarily aimed in the detection of explosive and drugs, and the ion mobility spectrometry technology can be in chemical warfare agent and the bigger advantage of indusrial toxic gas field performance.
Summary of the invention
One of technical matters to be solved by this invention is to propose a kind of chemical warfare agent based on the ion mobility spectrometry technology and indusrial toxic gas detecting instrument at the requirement that detects also qualitative analysis number of chemical war agent and indusrial toxic gaseous sample simultaneously.
Two of technical matters to be solved by this invention is according to different environments for use, and using method and the using method under monitoring mode of above-mentioned detection instrument under detection mode is provided.
Technical matters to be solved by this invention can be achieved through the following technical solutions:
A kind of chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology comprise shell and the injection port, drift tube, air-channel system and the control system that are arranged in the shell; Described air-channel system comprises to be calibrated gas circuit, sample introduction gas circuit, drift gas circuit and cleans gas circuit, and described control system is connected to control their work with signal output part, calibration gas circuit, sample introduction gas circuit, drift gas circuit and the cleaning gas circuit of described drift tube; Described drift tube is disposed with ionized region, ion gate and drift region after by forward direction, is provided with the sample introduction gas port between the ionized region of described drift tube and ion gate; The entrance of sample introduction gas circuit connects injection port, and outlet connects described sample introduction gas port.
In a preferred embodiment of the invention, described sample introduction gas circuit comprises the sample introduction air pump, and the suction end of described sample introduction air pump is connected to the sample introduction gas port by gas conduit, and the sample introduction air pump also is connected to control system.
In a preferred embodiment of the invention, be provided with the calibration gas air intake opening at the front end of described drift tube, the outlet of described calibration gas circuit connects described calibration gas air intake opening.
In a preferred embodiment of the invention, described calibration gas circuit comprises purification plant, calibration air pump, caliberator container, described calibration air pump is connected to described calibration gas air intake opening by caliberator container and calibration gas conduit, and described calibration air pump also is connected to control system.
In a preferred embodiment of the invention, backend arrangement at described drift tube has drift gas air intake opening, described drift gas circuit comprises purification plant, drift air pump, and described drift air pump is connected to described drift gas air intake opening by gas conduit, and described drift air pump also is connected to control system.
In a preferred embodiment of the invention, backend arrangement at described drift tube has the cleaning gas air intake opening, described cleaning gas circuit comprises purification plant, cleans air pump, and described cleaning air pump is connected to described cleaning gas air intake opening by gas conduit, and described cleaning air pump also is connected to control system.
In a preferred embodiment of the invention, described calibration air pump, sample introduction air pump, drift air pump, cleaning air pump all adopt the gas diaphragm pump.
In a preferred embodiment of the invention, described control system comprises amplifier, the A/D transducer, controller, display, alarm, storer, high-voltage power supply and low-tension supply, described amplifier input terminal is connected with the signal output part of described drift tube, the output terminal of amplifier is connected with the input end of A/D transducer, the output terminal of A/D transducer is connected with the signal input of controller, described controller and described display, the storer communication connects, the alerting signal delivery outlet of controller is connected with described alarm, control mouth and calibration air pump, the sample introduction air pump, the drift air pump, the cleaning air pump connects, high-voltage power supply is given the drift tube high voltage supply, and low-tension supply is given amplifier, the A/D transducer, controller, display, alarm, storer, the calibration air pump, the sample introduction air pump, the drift air pump, clean air pump, the high-voltage power supply power supply.
In a preferred embodiment of the invention, in a preferred embodiment of the invention, described display is a liquid crystal touch screen, and described liquid crystal touch screen is provided with to survey and triggers button.
In a preferred embodiment of the invention, described control system comprises that also one surveys trigger button, and described detection trigger button is connected with described controller, and described detection trigger button is arranged on the shell.
In a preferred embodiment of the invention, also be provided with the leader on described shell, described detection trigger button is arranged on the described handle.
In a preferred embodiment of the invention, described liquid crystal touch screen is provided with system's setup menu, and the use pattern of described detection instrument can be set by described system setup menu.
In a preferred embodiment of the invention, described chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology has two kinds of use patterns, a kind ofly use pattern to serve as reasons survey to trigger button or survey the detection mode that trigger button triggers, another kind of use pattern is for carrying out the regularly monitoring mode of monitoring automatically;
Under described detection mode, the detection of clicking described detection instrument triggers button or surveys trigger button, and described sample introduction air pump starts, and continues the certain hour of bleeding, and this sample introduction air pump stops, and described cleaning gas pump startup cleans described drift tube then; If find suspicious material, described alarm equipment alarm, described liquid crystal touch screen display alarm result, described memory stores alarm logging; The time that the time that described sample introduction air pump is bled and described cleaning air pump clean all can be by the setup menu setting of described system.
Under described monitoring mode, every interval certain hour, described sample introduction air pump starts, and behind the certain hour of bleeding, this sample introduction air pump stops, and described cleaning gas pump startup is carried out cleaning operation to described drift tube then; If find suspicious material, described alarm equipment alarm, described liquid crystal touch screen display alarm result, described memory stores alarm logging; The time that the interval time that described sample introduction air pump startup is bled, the time that described sample introduction air pump is bled and described cleaning air pump clean all can be by the setup menu setting of described system.
Chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology of the present invention has following characteristics:
(1) based on the ion mobility spectrometry technology, can survey and identify fight agent and indusrial toxic gas of number of chemical.
(2) take the mode of snift behind the ionized region, can effectively improve sampling efficiency, improve the detection sensitivity of instrument.Conventional sampling mode is with the sample introduction air pump gas suction pump to be squeezed into drift tube more earlier, and sample easily remains in sample introduction air pump and the gas conduit, and easy cleaning not, pollute, and following sub-sampling, residual meeting enters drift tube, influence mensuration.Sampling mode of the present invention even sample remains in sample introduction air pump and the gas conduit (remainder residual, can clean by cleaning gas circuit), because residue can not enter drift tube, does not influence sub-sampling down, has avoided the residual pollution of sample.
(3) according to different environments for use, the present invention can select detection mode or two kinds of different analytical models of monitoring mode, both can carry out real-time detection to suspicious specimen, can carry out timing to specific environment again and continue monitoring.
Description of drawings
Fig. 1 is of the present invention a kind of based on the chemical warfare agent of ion mobility spectrometry technology and the structured flowchart of indusrial toxic gas detecting instrument.
Fig. 2 is of the present invention a kind of based on the chemical warfare agent of ion mobility spectrometry technology and the structural representation of indusrial toxic gas detecting instrument.
Fig. 3 is control system theory diagram of the present invention.
Fig. 4 be of the present invention a kind of based on the ion mobility spectrometry technology chemical warfare agent and the handle of indusrial toxic gas detecting instrument on survey the synoptic diagram of trigger button.
Fig. 5 is a kind of chemical warfare agent and the use process flow diagram of indusrial toxic gas detecting instrument under detection mode based on the ion mobility spectrometry technology of the present invention.
Fig. 6 is a kind of chemical warfare agent and the use process flow diagram of indusrial toxic gas detecting instrument under monitoring mode based on the ion mobility spectrometry technology of the present invention.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
Consult Fig. 1, shown in Figure 2, a kind of chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology of the present invention comprise shell 10, are arranged on injection port 20, drift tube 30, air-channel system 40 and control system 50 in the shell 10.
This injection port 20 is provided with filtering membrane 21, and this filtering membrane 21 has the dedusting exsiccation, can obviously improve stability of instrument.
Air-channel system 40 is made up of calibration gas circuit 41, sample introduction gas circuit 42, drift gas circuit 43 and cleaning gas circuit 44.
Wherein calibrate gas circuit 41 and comprise purification plant 45, calibration air pump 1, caliberator container 2, calibration air pump 1 is connected to calibration gas air intake opening 3 by caliberator container 2 and gas conduit, and calibration air pump 1 also is connected to control system 50.Calibration air pump 1 can be blown into caliberator drift tube 30, and instrument is proofreaied and correct, and guarantees that instrument can normally use under various environment.Wherein caliberator is solid-state ammonia.
Sample introduction gas circuit 42 mainly comprises sample introduction air pump 5, and the suction end of sample introduction air pump 5 is connected to sample introduction gas port 4 by gas conduit; Sample introduction air pump 5 also is connected to control system 50.Sample introduction air pump 5 is taked air-breathing mode, and gaseous sample is sucked drift tube 30 from injection port 20, can significantly improve sampling efficiency, has avoided the residual pollution of sample.
Referring to Fig. 3, Fig. 4, this control system 50 comprises amplifier 51, A/D transducer 52, controller 53, display 54, alarm 55, storer 56, high-voltage power supply 57 and low-tension supply 58, the input end of amplifier 51 is connected with the signal output part of drift tube 30, output terminal is connected with the input end of A/D transducer 52, the output terminal of A/D transducer 52 is connected with the signal input of controller 53, controller 53 and display 54, storer 56 communications connect, the alerting signal delivery outlet of controller 53 and alarm 55, controller also with the calibration air pump 1, sample introduction air pump 5, drift air pump 9, cleaning air pump 6 connects, high-voltage power supply 57 is given drift tube 30 high voltage supplies, and low-tension supply 56 is given amplifier 51, A/D transducer 52, controller 53, display 54, alarm 55, storer 56, calibration air pump 1, sample introduction air pump 5, drift air pump 9, clean air pump 6 power supplies.Display 54 is a liquid crystal touch screen, and liquid crystal touch screen is provided with to survey and triggers button.
This control system 50 comprises that also one surveys trigger button 59, surveys trigger button 59 and is connected with controller 53, surveys trigger button 59 and is arranged on the handle 11 of shell 10.
Liquid crystal touch screen is provided with system's setup menu, and the use pattern of this detection instrument can be set by system's setup menu.
The present invention uses the ion mobility spectrometry technology and can detect fight agent and indusrial toxic gas of number of chemical, and does qualitative analysis.
Chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology of the present invention has two kinds of use patterns, a kind ofly use pattern to serve as reasons survey to trigger button or survey the detection mode that trigger button 59 triggers, another kind of use pattern is for carrying out the regularly monitoring mode of monitoring automatically;
Referring to Fig. 5, of the present invention based on the ion mobility spectrometry technology chemical warfare agent and the indusrial toxic gas detecting instrument under described detection mode, the detection of clicking detection instrument triggers button or surveys trigger button 59, sample introduction air pump 5 starts, continue the certain hour of bleeding, this sample introduction air pump stops, and cleans air pump 6 then and starts, and drift tube 30 is cleaned; If find suspicious material, alarm 55 is reported to the police liquid crystal touch screen display alarm result, storer 56 store alarms records; The time that the time that sample introduction air pump 5 is bled and cleaning air pump 6 clean all can be passed through system's setup menu setting.
Referring to Fig. 6, the chemical warfare agent of ion mobility spectrometry technology of the present invention and indusrial toxic gas detecting instrument are under described monitoring mode, every interval certain hour, sample introduction air pump 5 starts, bleed behind the certain hour, this sample introduction air pump 5 stops, and described cleaning air pump 6 starts then, and drift tube 30 is carried out cleaning operation; If find suspicious material, alarm 55 is reported to the police liquid crystal touch screen display alarm result, storer 56 store alarms records; The time that the interval time that 5 startups of sample introduction air pump are bled, the time that sample introduction air pump 5 is bled and cleaning air pump 6 clean all can be by the setup menu setting of described system.
More than show and described ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in above-described embodiment and the instructions just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications; these changes and improvements all fall in the claimed scope of the invention, and the claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (15)
1. chemical warfare agent and indusrial toxic gas detecting instrument based on an ion mobility spectrometry technology comprise shell and the injection port, drift tube, air-channel system and the control system that are arranged in the shell; Described air-channel system comprises to be calibrated gas circuit, sample introduction gas circuit, drift gas circuit and cleans gas circuit, and described control system is connected to control their work with signal output part, calibration gas circuit, sample introduction gas circuit, drift gas circuit and the cleaning gas circuit of described drift tube; Described drift tube is disposed with ionized region, ion gate and drift region after by forward direction, it is characterized in that, is provided with the sample introduction gas port between the ionized region of described drift tube and ion gate; The entrance of sample introduction gas circuit connects injection port, and outlet connects described sample introduction gas port.
2. a kind of chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology as claimed in claim 1, it is characterized in that, described sample introduction gas circuit comprises the sample introduction air pump, the suction end of described sample introduction air pump is connected to the sample introduction gas port by gas conduit, and the sample introduction air pump also is connected to control system.
3. a kind of chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology as claimed in claim 1 is characterized in that, are provided with the calibration gas air intake opening at the front end of described drift tube, and the outlet of described calibration gas circuit connects described calibration gas air intake opening.
4. a kind of chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology as claimed in claim 3, it is characterized in that, described calibration gas circuit comprises purification plant, calibration air pump, caliberator container, described calibration air pump is connected to described calibration gas air intake opening by caliberator container and calibration gas conduit, and described calibration air pump also is connected to control system.
5. a kind of chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology as claimed in claim 1, it is characterized in that, backend arrangement at described drift tube has drift gas air intake opening, described drift gas circuit comprises purification plant, drift air pump, described drift air pump is connected to described drift gas air intake opening by gas conduit, and described drift air pump also is connected to control system.
6. a kind of chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology as claimed in claim 1, it is characterized in that, backend arrangement at described drift tube has the cleaning gas air intake opening, described cleaning gas circuit comprises purification plant, cleans air pump, described cleaning air pump is connected to described cleaning gas air intake opening by gas conduit, and described cleaning air pump also is connected to control system.
7. as claim 2 or 4 or 5 or 6 described a kind of chemical warfare agent and indusrial toxic gas detecting instruments based on the ion mobility spectrometry technology, it is characterized in that described calibration air pump, sample introduction air pump, drift air pump, cleaning air pump all adopt the gas diaphragm pump.
8. as claim 2 or 4 or 5 or 6 described a kind of chemical warfare agent and indusrial toxic gas detecting instruments based on the ion mobility spectrometry technology, it is characterized in that, described control system comprises amplifier, the A/D transducer, controller, display, alarm, storer, high-voltage power supply and low-tension supply, described amplifier input terminal is connected with the signal output part of described drift tube, the output terminal of amplifier is connected with the input end of A/D transducer, the output terminal of A/D transducer is connected with the signal input of controller, described controller and described display, the storer communication connects, the alerting signal delivery outlet of controller is connected with described alarm, control mouth and calibration air pump, the sample introduction air pump, the drift air pump, the cleaning air pump connects, high-voltage power supply is given the drift tube high voltage supply, and low-tension supply is given amplifier, the A/D transducer, controller, display, alarm, storer, the calibration air pump, the sample introduction air pump, the drift air pump, clean air pump, the high-voltage power supply power supply.
9. a kind of chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology as claimed in claim 8 is characterized in that described display is a liquid crystal touch screen, and described liquid crystal touch screen is provided with to survey and triggers button.
10. a kind of chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology as claimed in claim 8, it is characterized in that, described control system comprises that also one surveys trigger button, described detection trigger button is connected with described controller, and described detection trigger button is arranged on the shell.
11. a kind of chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology as claimed in claim 10 is characterized in that also be provided with the leader on described shell, described detection trigger button is arranged on the described handle.
12. a kind of chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology as claimed in claim 9, it is characterized in that, described liquid crystal touch screen is provided with system's setup menu, and the use pattern of described detection instrument can be set by described system setup menu.
13. the using method of a kind of chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology as claimed in claim 12, it is characterized in that, described chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology has two kinds of use patterns, a kind ofly use pattern to serve as reasons survey to trigger button or survey the detection mode that trigger button triggers, another kind of use pattern is for carrying out the regularly monitoring mode of monitoring automatically.
14. the using method of a kind of chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology as claimed in claim 13, it is characterized in that, under described detection mode, the detection of clicking described detection instrument triggers button or surveys trigger button, described sample introduction air pump starts, and continues the certain hour of bleeding, and this sample introduction air pump stops, described cleaning gas pump startup cleans described drift tube then; If find suspicious material, described alarm equipment alarm, described liquid crystal touch screen display alarm result, described memory stores alarm logging; The time that the time that described sample introduction air pump is bled and described cleaning air pump clean all can be by the setup menu setting of described system.
15. the using method of a kind of chemical warfare agent and indusrial toxic gas detecting instrument based on the ion mobility spectrometry technology as claimed in claim 13, it is characterized in that, under described monitoring mode, every interval certain hour, described sample introduction air pump starts, and behind the certain hour of bleeding, this sample introduction air pump stops, described cleaning gas pump startup is carried out cleaning operation to described drift tube then; If find suspicious material, described alarm equipment alarm, described liquid crystal touch screen display alarm result, described memory stores alarm logging; The time that the interval time that described sample introduction air pump startup is bled, the time that described sample introduction air pump is bled and described cleaning air pump clean all can be by the setup menu setting of described system.
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| CN105353023A (en) * | 2014-08-20 | 2016-02-24 | 布鲁克道尔顿公司 | Ion mobility spectrometry mobility axis correction method and ion mobility spectrometry mobility axis correction instrument |
| CN106841365A (en) * | 2015-12-07 | 2017-06-13 | 中国科学院大连化学物理研究所 | A kind of online high speed detection method of ammonia |
| CN108072694A (en) * | 2016-11-17 | 2018-05-25 | 中国科学院大连化学物理研究所 | A kind of blood concentration assay instrument detecting system |
| CN108088884A (en) * | 2016-11-21 | 2018-05-29 | 中国科学院大连化学物理研究所 | A kind of device and method for quickly detecting cyanide in gas-solid-fluid sample |
| CN109490402A (en) * | 2018-12-26 | 2019-03-19 | 福建万安华科电子科技有限公司 | A kind of ion mobility spectrometry alarm |
| CN109900779A (en) * | 2019-03-22 | 2019-06-18 | 上海新漫传感技术研究发展有限公司 | A kind of toxic gas monitor |
| CN112683987A (en) * | 2020-12-30 | 2021-04-20 | 上海新漫传感科技有限公司 | Gas circuit working system of multifunctional ion mobility spectrometry |
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| CN105353023B (en) * | 2014-08-20 | 2018-10-16 | 布鲁克道尔顿公司 | Ion mobility spectrometry migrates axle bearing calibration and instrument |
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| CN108072694A (en) * | 2016-11-17 | 2018-05-25 | 中国科学院大连化学物理研究所 | A kind of blood concentration assay instrument detecting system |
| CN108088884A (en) * | 2016-11-21 | 2018-05-29 | 中国科学院大连化学物理研究所 | A kind of device and method for quickly detecting cyanide in gas-solid-fluid sample |
| CN108088884B (en) * | 2016-11-21 | 2020-06-30 | 中国科学院大连化学物理研究所 | Device and method for rapidly detecting cyanide in gas-solid-liquid sample |
| CN109490402A (en) * | 2018-12-26 | 2019-03-19 | 福建万安华科电子科技有限公司 | A kind of ion mobility spectrometry alarm |
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