CN114632404A - External renewable carrier gas drying device in gas chromatograph detection - Google Patents
External renewable carrier gas drying device in gas chromatograph detection Download PDFInfo
- Publication number
- CN114632404A CN114632404A CN202210310077.3A CN202210310077A CN114632404A CN 114632404 A CN114632404 A CN 114632404A CN 202210310077 A CN202210310077 A CN 202210310077A CN 114632404 A CN114632404 A CN 114632404A
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- inner cavity
- gas
- drying
- drying device
- storage groove
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- 238000001035 drying Methods 0.000 title claims abstract description 66
- 239000007789 gas Substances 0.000 title claims abstract description 52
- 239000012159 carrier gas Substances 0.000 title claims abstract description 18
- 238000001514 detection method Methods 0.000 title abstract description 8
- 238000009434 installation Methods 0.000 claims abstract description 45
- 239000002274 desiccant Substances 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 11
- 238000003556 assay Methods 0.000 claims 6
- 125000004122 cyclic group Chemical group 0.000 abstract description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005526 G1 to G0 transition Effects 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 230000005264 electron capture Effects 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/80—Water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses an external renewable carrier gas drying device in gas chromatograph detection, which relates to the field of gas detection equipment and comprises an installation cover, a top cover and guide rails, wherein the top cover is arranged at the top of the installation cover, the guide rails are arranged on two sides of the installation cover, an installation base is arranged at the bottom of an inner cavity of the installation cover, a drying cylinder is movably arranged in the inner cavity of the installation cover, the bottom of the drying cylinder is connected with the installation base in an inserting manner, a first storage groove is arranged in the inner cavity of the drying cylinder, a second storage groove is arranged in the inner cavity of the first storage groove, a drying agent is filled in the inner cavity of the first storage groove, and a heating rod is inserted in the inner cavity of the second storage groove; this is novel with solving current built-in drying equipment for gas chromatograph, can't carry out the drying to the drier after using, makes the drier carry out cyclic utilization to need frequently to change drying equipment when using, increased use cost's problem.
Description
Technical Field
The invention relates to the field of gas detection equipment, in particular to an external renewable carrier gas drying device in the detection of a gas chromatograph.
Background
The gas chromatograph is a chromatographic analysis device using gas as a mobile phase. The principle is mainly to realize the separation of the mixture by utilizing the differences of the boiling point, the polarity and the adsorption property of the substances. After being gasified in the gasification chamber, the sample to be analyzed is carried into the chromatographic column by inert gas (i.e. carrier gas, also called mobile phase), the column contains liquid or solid stationary phase, and each component in the sample tends to form distribution or adsorption equilibrium between the mobile phase and the stationary phase. With the flowing of the carrier gas, the sample components are repeatedly distributed or adsorbed/desorbed in motion for many times, and the components with high distribution concentration in the carrier gas flow out of the chromatographic column firstly, and the components with high distribution concentration in the stationary phase flow out after being distributed. The components flow out of the column and into the detector for measurement, and commonly used detectors include Electron Capture Detectors (ECD), hydrogen flame detectors (FID), Flame Photometric Detectors (FPD), Thermal Conductivity Detectors (TCD), and the like.
The existing built-in drying equipment for the gas chromatograph cannot dry the drying agent after being used, so that the drying agent can be recycled, the drying equipment needs to be frequently replaced when being used, the use cost is increased, and therefore an external renewable carrier gas drying device in gas chromatograph detection is provided for the purpose, and the problem is solved conveniently.
Disclosure of Invention
For solving above-mentioned technical problem, provide and an external renewable formula carrier gas drying device in gas chromatograph examines, it has the heater rod to store the inslot chamber to peg graft for two numbers, the top cap surface is equipped with the fixing base, can fix the heater rod through the fixing base, the heater rod can release the heat at the during operation, heat transfer stores the inslot to one number, thereby can heat the drier that stores the inslot chamber to one number, the realization is to the quick drying of drier, the realization is to the cyclic utilization of drying cylinder, reduce the change number of times to the drying cylinder, and use cost is reduced.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
the utility model provides an external renewable formula carrier gas drying device in gas chromatograph examines, includes installation cover, top cap and guide rail, installation cover top is equipped with the top cap, installation cover both sides are equipped with the guide rail, installation cover inner chamber bottom is equipped with the mount pad, installation cover inner chamber activity is equipped with dry section of thick bamboo, dry section of thick bamboo bottom links to each other with the mount pad is pegged graft, dry section of thick bamboo inner chamber is equipped with one and stores the groove, store the inslot inner chamber and seted up No. two and store the groove, it has the drier to store the inslot inner chamber packing No. one, it has the heater bar to store the inslot inner chamber peg graft No. two.
As a preferable technical scheme of the invention, the bottom of the inner cavity of the mounting seat is provided with a limiting rod, and the limiting rod is connected with the bottom of the drying cylinder in an inserted manner.
As a preferred technical scheme of the invention, the upper surface of the top cover is provided with a fixed seat, the fixed seat is used for fixing the heating rod, and the top of the fixed seat is provided with a lead connecting seat.
As a preferable technical scheme of the invention, a plurality of groups of limiting plates are arranged in the inner cavity of the mounting cover at equal intervals, and the limiting plates are mutually inserted with the drying cylinder.
As a preferred technical scheme of the invention, one side of the mounting cover is connected with a gas-collecting hood, one end of the gas-collecting hood is connected with an air inlet pipe, and one end of the inner cavity of the gas-collecting hood, which is close to the air inlet pipe, is provided with a fixing frame.
As a preferred technical scheme of the invention, the surface of the fixing frame is provided with the suction fan.
As a preferable technical scheme of the invention, an exhaust pipe is arranged on the surface of one end of the mounting hood, which is far away from the gas-collecting hood, and a sealing ring is arranged at the top of the exhaust pipe.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the installation cover is installed in the gas chromatograph, the guide rails are arranged on two sides of the installation cover, the guide rails can play a guiding role when the installation cover is installed, the installation seat is arranged at the bottom of the inner cavity of the installation cover, the limiting rods are symmetrically arranged at the bottom of the inner cavity of the installation seat, the bottom of the drying cylinder is connected with the installation seat in an inserting mode, and meanwhile, the surface of the bottom of the drying cylinder is connected with the surface of the bottom of the drying cylinder in an inserting mode through the limiting rods, so that the limiting function can be achieved on the drying cylinder, meanwhile, a plurality of groups of limiting plates are equidistantly arranged in the inner cavity of the installation cover, and the drying cylinder is connected with the limiting plates in an inserting mode, so that the installation accuracy and the installation stability of the drying cylinder can be improved when the drying cylinder is installed.
2. According to the invention, moist air in the gas chromatograph can be sucked into the inner cavity of the gas collecting hood through the mutual matching of the suction fan and the air inlet pipe, and the air is uniformly distributed through the gas collecting hood, so that the air uniformly enters the mounting hood, the inner cavity of the drying cylinder is provided with the first storage tank, the inner cavity of the first storage tank is provided with the second storage tank, the inner cavity of the first storage tank is filled with the drying agent, and moisture in the air can be absorbed through the drying agent, so that the dryness of the inner cavity of the gas chromatograph is improved.
3. According to the invention, the sealing effect of the connecting part can be improved through the sealing ring, and moisture discharged by the drying agent during drying can be discharged through the mutual matching of the suction fan and the exhaust pipe, so that the phenomenon that the moisture generated during drying the drying agent flows back to cause secondary damage to the gas chromatograph is avoided.
4. According to the drying machine, the heating rod is inserted into the inner cavity of the second storage groove, the fixed seat is arranged on the surface of the top cover, the heating rod can be fixed through the fixed seat, the heating rod can release heat during working, and the heat is transferred into the first storage groove, so that a drying agent in the inner cavity of the first storage groove can be heated, the drying agent can be quickly dried, the drying cylinder can be recycled, the number of times of replacing the drying cylinder is reduced, and the use cost is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of another embodiment of the present invention;
FIG. 4 is a schematic view of the structure of the drying cylinder of the present invention;
fig. 5 is a schematic view of the structure of the gas collecting channel of the present invention.
The reference numbers in the figures are:
1. mounting a cover; 101. a top cover; 102. a guide rail; 2. a mounting seat; 201. a limiting rod; 202. a drying cylinder; 203. a first storage tank; 204. a desiccant; 205. a second storage tank; 206. a heating rod; 3. a fixed seat; 301. a wire connecting seat; 302. a limiting plate; 4. a gas-collecting hood; 401. an air inlet pipe; 402. a fixed mount; 403. an air suction fan; 5. an exhaust pipe; 501. and (5) sealing rings.
Detailed Description
The following description is provided to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Referring to fig. 1-4, an external renewable carrier gas drying device for gas chromatograph detection comprises an installation cover 1, a top cover 101 and guide rails 102, wherein the top cover 101 is arranged at the top of the installation cover 1, the guide rails 102 are arranged on two sides of the installation cover 1, an installation base 2 is arranged at the bottom of an inner cavity of the installation cover 1, a drying cylinder 202 is movably arranged in the inner cavity of the installation cover 1, the bottom of the drying cylinder 202 is connected with the installation base 2 in an inserted manner, a first storage groove 203 is arranged in the inner cavity of the drying cylinder 202, a second storage groove 205 is arranged in the inner cavity of the first storage groove 203, a drying agent 204 is filled in the inner cavity of the first storage groove 203, and a heating rod 206 is inserted in the inner cavity of the second storage groove 205.
Specifically, as shown in fig. 1 and fig. 2, in this embodiment, a limiting rod 201 is disposed at the bottom of an inner cavity of the mounting base 2, the limiting rod 201 is connected to the bottom of the drying cylinder 202 in an inserting manner, and the limiting rod 201 is connected to the drying cylinder 202 in an inserting manner, so that the mounting accuracy of the drying cylinder 202 can be improved.
Specifically, as shown in fig. 1 and 2, in this embodiment, a fixing seat 3 is disposed on the upper surface of the top cover 101, the fixing seat 3 is used for fixing the heating rod 206, a wire connecting seat 301 is disposed on the top of the fixing seat 3, and the heating rod 206 can be fixed through the fixing seat 3.
Specifically, as shown in fig. 1 and fig. 2, in this embodiment, a plurality of sets of limiting plates 302 are equidistantly arranged in an inner cavity of the mounting cover 1, the limiting plates 302 are inserted into the drying cylinder 202, and the limiting plates 302 can fix the drying cylinder 202.
Specifically, as shown in fig. 1 and fig. 2, in this embodiment, one side of the mounting cover 1 is connected with a gas collecting hood 4, one end of the gas collecting hood 4 is connected with an air inlet pipe 401, one end of an inner cavity of the gas collecting hood 4, which is close to the air inlet pipe 401, is provided with a fixing frame 402, the air suction fan 403 can be mounted through the fixing frame 402, and air is equally divided through the gas collecting hood 4, so that the air uniformly enters the mounting cover 1.
Specifically, as shown in fig. 1 and fig. 2, in the present embodiment, the suction fan 403 is installed on the surface of the fixing frame 402, and the suction fan 403 and the air inlet pipe 401 cooperate with each other to suck the humid air in the gas chromatograph into the inner cavity of the gas collecting hood 4.
Specifically, as shown in fig. 1 and fig. 2, in this embodiment, an exhaust pipe 5 is disposed on a surface of an end of the mounting cover 1 away from the gas collecting channel 4, a sealing ring 501 is disposed on a top of the exhaust pipe 5, the exhaust pipe 5 is connected with an exhaust end of the gas chromatograph through the sealing ring 501, and a sealing effect of a joint can be improved through the sealing ring 501.
The working principle and the using process of the invention are as follows: the installation cover 1 is installed in a gas chromatograph, guide rails 102 are arranged on two sides of the installation cover 1, the installation cover 1 can play a role in guiding when being installed through the guide rails 102, an installation base 2 is arranged at the bottom of an inner cavity of the installation cover 1, limiting rods 201 are symmetrically arranged at the bottom of the inner cavity of the installation base 2, the bottom of a drying cylinder 202 is connected with the installation base 2 in an inserting mode, and is connected with the bottom surface of the drying cylinder 202 in an inserting mode through the limiting rods 201, so that the drying cylinder 202 can be limited, meanwhile, a plurality of groups of limiting plates 302 are equidistantly arranged in the inner cavity of the installation cover 1, the drying cylinder 202 is connected with the limiting plates 302 in an inserting mode, so that the installation precision and the installation stability of the drying cylinder 202 can be improved when the drying cylinder 202 is installed, a gas collecting hood 4 is arranged on one side of the installation cover 1, one end of the gas collecting hood 4 is connected with an air inlet pipe 401, a fixing frame 402 is arranged in the inner cavity of the gas collecting hood 4, and a fan 403 can be installed through the fixing frame 402, moist air in the gas chromatograph can be sucked into the inner cavity of the gas collecting hood 4 through the mutual matching of the suction fan 403 and the air inlet pipe 401, and the air is equally divided through the gas collecting hood 4, so that the air uniformly enters the installation hood 1, the inner cavity of the drying cylinder 202 is provided with the first storage tank 203, the inner cavity of the first storage tank 203 is provided with the second storage tank 205, the inner cavity of the first storage tank 203 is filled with the drying agent 204, moisture in the air can be absorbed through the drying agent 204 to improve the dryness of the inner cavity of the gas chromatograph, the inner cavity of the second storage tank 205 is inserted with the heating rod 206, the surface of the top cover 101 is provided with the fixed seat 3, the heating rod 206 can be fixed through the fixed seat 3, the heating rod 206 can release heat during operation, the heat can be transferred into the first storage tank 203, so that the drying agent 204 in the inner cavity of the first storage tank 203 can be heated, and the drying agent 204 can be quickly dried, the realization is to the cyclic utilization of a dryer section of thick bamboo 202, reduce the change number of times to a dryer section of thick bamboo 202, reduce use cost, the one end that gas collecting channel 4 was kept away from to installation cover 1 is equipped with blast pipe 5, blast pipe 5 is connected through sealing washer 501 and gas chromatograph's exhaust end, can promote the sealed effect of junction through sealing washer 501, drier 204 exhaust moisture when drying, accessible suction fan 403 and the discharge of mutually supporting of blast pipe 5, avoid taking place the backward flow in the produced moisture when drying drier 204, cause secondary damage to gas chromatograph.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides an external renewable formula carrier gas drying device in gas chromatograph examines, includes installation cover (1), top cap (101) and guide rail (102), installation cover (1) top is equipped with top cap (101), installation cover (1) both sides are equipped with guide rail (102), its characterized in that: the drying device is characterized in that a mounting seat (2) is arranged at the bottom of an inner cavity of the mounting cover (1), a drying cylinder (202) is movably arranged in the inner cavity of the mounting cover (1), the bottom of the drying cylinder (202) is connected with the mounting seat (2) in an inserting mode, a first storage groove (203) is formed in the inner cavity of the drying cylinder (202), a second storage groove (205) is formed in the inner cavity of the first storage groove (203), a drying agent (204) is filled in the inner cavity of the first storage groove (203), and a heating rod (206) is inserted into the inner cavity of the second storage groove (205).
2. The external renewable carrier gas drying device for gas chromatograph assay of claim 1, wherein: the bottom of the inner cavity of the mounting seat (2) is provided with a limiting rod (201), and the limiting rod (201) is connected with the bottom of the drying cylinder (202) in an inserting mode.
3. The external renewable carrier gas drying device for gas chromatograph assay of claim 1, wherein: the utility model discloses a heating rod, including top cap (101), top cap (101) upper surface is equipped with fixing base (3), fixing base (3) are used for the fixed of heating rod (206), fixing base (3) top is equipped with wire connecting seat (301).
4. The external renewable carrier gas drying device for gas chromatograph assay of claim 1, wherein: a plurality of groups of limiting plates (302) are arranged in the inner cavity of the mounting cover (1) at equal intervals, and the limiting plates (302) are mutually inserted into the drying cylinder (202).
5. The external regenerable carrier gas drying device for gas chromatograph assay of claim 1, wherein: one side of the mounting cover (1) is connected with a gas collecting hood (4), one end of the gas collecting hood (4) is connected with an air inlet pipe (401), and one end, close to the air inlet pipe (401), of an inner cavity of the gas collecting hood (4) is provided with a fixing frame (402).
6. The external renewable carrier gas drying device for gas chromatograph assay of claim 5, wherein: the surface of the fixed frame (402) is provided with a suction fan (403).
7. The external renewable carrier gas drying device for gas chromatograph assay of claim 5, wherein: the gas collecting channel is characterized in that an exhaust pipe (5) is arranged on the surface of one end, far away from the gas collecting channel (4), of the mounting cover (1), and a sealing ring (501) is arranged at the top of the exhaust pipe (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210310077.3A CN114632404A (en) | 2022-03-28 | 2022-03-28 | External renewable carrier gas drying device in gas chromatograph detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210310077.3A CN114632404A (en) | 2022-03-28 | 2022-03-28 | External renewable carrier gas drying device in gas chromatograph detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114632404A true CN114632404A (en) | 2022-06-17 |
Family
ID=81949612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210310077.3A Pending CN114632404A (en) | 2022-03-28 | 2022-03-28 | External renewable carrier gas drying device in gas chromatograph detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114632404A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012229918A (en) * | 2011-04-22 | 2012-11-22 | Shimadzu Corp | Gas chromatograph |
| CN207371322U (en) * | 2017-10-26 | 2018-05-18 | 西安圆方环境卫生检测技术有限公司 | A kind of high sealing highly effective drying pipe for gas-chromatography |
| CN207408359U (en) * | 2017-09-15 | 2018-05-25 | 石河子天域新实化工有限公司 | External renewable formula the drying plant of carrier gas in a kind of gas chromatograph examination |
| CN210074446U (en) * | 2019-07-24 | 2020-02-14 | 无锡市腾创电气有限公司 | High-tension electricity cabinet with dehumidification function |
| CN211233830U (en) * | 2020-01-05 | 2020-08-11 | 赵军朋 | Desiccator is used in agricultural product quality testing |
| CN212663156U (en) * | 2020-06-04 | 2021-03-09 | 浙江亿镨能源科技有限公司 | Air drying device with filtering capability for industrial production |
| CN212757951U (en) * | 2020-06-24 | 2021-03-23 | 北京天朗汇丰环境检测有限公司 | Gas chromatograph carrier gas way pipe purifier |
-
2022
- 2022-03-28 CN CN202210310077.3A patent/CN114632404A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012229918A (en) * | 2011-04-22 | 2012-11-22 | Shimadzu Corp | Gas chromatograph |
| CN207408359U (en) * | 2017-09-15 | 2018-05-25 | 石河子天域新实化工有限公司 | External renewable formula the drying plant of carrier gas in a kind of gas chromatograph examination |
| CN207371322U (en) * | 2017-10-26 | 2018-05-18 | 西安圆方环境卫生检测技术有限公司 | A kind of high sealing highly effective drying pipe for gas-chromatography |
| CN210074446U (en) * | 2019-07-24 | 2020-02-14 | 无锡市腾创电气有限公司 | High-tension electricity cabinet with dehumidification function |
| CN211233830U (en) * | 2020-01-05 | 2020-08-11 | 赵军朋 | Desiccator is used in agricultural product quality testing |
| CN212663156U (en) * | 2020-06-04 | 2021-03-09 | 浙江亿镨能源科技有限公司 | Air drying device with filtering capability for industrial production |
| CN212757951U (en) * | 2020-06-24 | 2021-03-23 | 北京天朗汇丰环境检测有限公司 | Gas chromatograph carrier gas way pipe purifier |
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Application publication date: 20220617 |